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Pharmacologic Actions

Categorical breakdown of terms falling inder the category of Pharmacologic Actions. Sub categories will become more specific in nature to the terms listed for Pharmacologic Actions.

Sub-Categories

Terms

Abortifacient Agents - Chemical substances that interrupt pregnancy after implantation....

Abortifacient Agents - Chemical substances that interrupt pregnancy after implantation....

Abortifacient Agents, Nonsteroidal - Non-steroidal chemical compounds with abortifacient activity....

Abortifacient Agents, Nonsteroidal - Non-steroidal chemical compounds with abortifacient activity....

Abortifacient Agents, Steroidal - Steroidal compounds with abortifacient activity....

Abortifacient Agents, Steroidal - Steroidal compounds with abortifacient activity....

Adjuvants, Anesthesia - Agents that are administered in association with anesthetics to increase effectiveness, improve deli...

Adjuvants, Immunologic - Substances that augment, stimulate, activate, potentiate, or modulate the immune response at either ...

Adrenergic Agents - Drugs that act on adrenergic receptors or affect the life cycle of adrenergic transmitters. Included...

Adrenergic Agents - Drugs that act on adrenergic receptors or affect the life cycle of adrenergic transmitters. Included...

Adrenergic Agonists - Drugs that bind to and activate adrenergic receptors....

Adrenergic Agonists - Drugs that bind to and activate adrenergic receptors....

Adrenergic alpha-Agonists - Drugs that selectively bind to and activate alpha adrenergic receptors....

Adrenergic alpha-Agonists - Drugs that selectively bind to and activate alpha adrenergic receptors....

Adrenergic alpha-Antagonists - Drugs that bind to but do not activate alpha-adrenergic receptors thereby blocking the actions of en...

Adrenergic alpha-Antagonists - Drugs that bind to but do not activate alpha-adrenergic receptors thereby blocking the actions of en...

Adrenergic Antagonists - Drugs that bind to but do not activate ADRENERGIC RECEPTORS. Adrenergic antagonists block the action...

Adrenergic Antagonists - Drugs that bind to but do not activate ADRENERGIC RECEPTORS. Adrenergic antagonists block the action...

Adrenergic beta-Agonists - Drugs that selectively bind to and activate beta-adrenergic receptors....

Adrenergic beta-Agonists - Drugs that selectively bind to and activate beta-adrenergic receptors....

Adrenergic beta-Antagonists - Drugs that bind to but do not activate beta-adrenergic receptors thereby blocking the actions of bet...

Adrenergic beta-Antagonists - Drugs that bind to but do not activate beta-adrenergic receptors thereby blocking the actions of bet...

Adrenergic Uptake Inhibitors - Drugs that block the transport of adrenergic transmitters into axon terminals or into storage vesicl...

Adrenergic Uptake Inhibitors - Drugs that block the transport of adrenergic transmitters into axon terminals or into storage vesicl...

Adrenergic Uptake Inhibitors - Drugs that block the transport of adrenergic transmitters into axon terminals or into storage vesicl...

Adrenergic Uptake Inhibitors - Drugs that block the transport of adrenergic transmitters into axon terminals or into storage vesicl...

Agglutinins - Substances, usually of biological origin, that cause cells or other organic particles to aggregate a...

Alcohol Deterrents - Substances interfering with the metabolism of ethyl alcohol, causing unpleasant side effects thought...

Aldosterone Antagonists - Compounds which inhibit or antagonize the biosynthesis or actions of aldosterone....

Alkylating Agents - Highly reactive chemicals that introduce alkyl radicals into biologically active molecules and there...

Amebicides - Agents which are destructive to amebae, especially the parasitic species causing AMEBIASIS in man an...

Anabolic Agents - These compounds stimulate anabolism and inhibit catabolism. They stimulate the development of muscle...

Analgesics - Compounds capable of relieving pain without the loss of CONSCIOUSNESS....

Analgesics - Compounds capable of relieving pain without the loss of CONSCIOUSNESS....

Analgesics, Non-Narcotic - Drugs that have principally analgesic, antipyretic, and anti-inflammatory actions. They do not bind ...

Analgesics, Non-Narcotic - Drugs that have principally analgesic, antipyretic, and anti-inflammatory actions. They do not bind ...

Analgesics, Opioid - Compounds with activity like OPIATE ALKALOIDS, acting at OPIOID RECEPTORS. Properties include induct...

Analgesics, Opioid - Compounds with activity like OPIATE ALKALOIDS, acting at OPIOID RECEPTORS. Properties include induct...

Analgesics, Opioid - Compounds with activity like OPIATE ALKALOIDS, acting at OPIOID RECEPTORS. Properties include induct...

Androgen Antagonists - Compounds which inhibit or antagonize the biosynthesis or actions of androgens....

Androgens - Compounds that interact with ANDROGEN RECEPTORS in target tissues to bring about the effects similar...

Anesthetics - Agents that are capable of inducing a total or partial loss of sensation, especially tactile sensati...

Anesthetics - Agents that are capable of inducing a total or partial loss of sensation, especially tactile sensati...

Anesthetics, Combined - The use of two or more chemicals simultaneously or sequentially to induce anesthesia. The drugs need...

Anesthetics, Combined - The use of two or more chemicals simultaneously or sequentially to induce anesthesia. The drugs need...

Anesthetics, Dissociative - Intravenous anesthetics that induce a state of sedation, immobility, amnesia, and marked analgesia. ...

Anesthetics, Dissociative - Intravenous anesthetics that induce a state of sedation, immobility, amnesia, and marked analgesia. ...

Anesthetics, General - Agents that induce various degrees of analgesia; depression of consciousness, circulation, and respi...

Anesthetics, General - Agents that induce various degrees of analgesia; depression of consciousness, circulation, and respi...

Anesthetics, Inhalation - Gases or volatile liquids that vary in the rate at which they induce anesthesia; potency; the degree...

Anesthetics, Inhalation - Gases or volatile liquids that vary in the rate at which they induce anesthesia; potency; the degree...

Anesthetics, Intravenous - Ultrashort-acting anesthetics that are used for induction. Loss of consciousness is rapid and induct...

Anesthetics, Intravenous - Ultrashort-acting anesthetics that are used for induction. Loss of consciousness is rapid and induct...

Anesthetics, Local - Drugs that block nerve conduction when applied locally to nerve tissue in appropriate concentrations...

Anesthetics, Local - Drugs that block nerve conduction when applied locally to nerve tissue in appropriate concentrations...

Anesthetics, Local - Drugs that block nerve conduction when applied locally to nerve tissue in appropriate concentrations...

Angiogenesis Inducing Agents - Agents that induce or stimulate the PHYSIOLOGIC ANGIOGENESIS process. This is caused by a number of ...

Angiogenesis Inhibitors - Agents and endogenous substances that antagonize or inhibit the development of new blood vessels....

Angiogenesis Inhibitors - Agents and endogenous substances that antagonize or inhibit the development of new blood vessels....

Angiogenesis Inhibitors - Agents and endogenous substances that antagonize or inhibit the development of new blood vessels....

Angiogenesis Modulating Agents - Agents that modulate the PHYSIOLOGIC ANGIOGENESIS process. This is accomplished by endogenous ANGIOG...

Angiotensin II Type 1 Receptor Blockers - Agents that antagonize ANGIOTENSIN II TYPE 1 RECEPTOR. Included are ANGIOTENSIN II analogs such as S...

Angiotensin-Converting Enzyme Inhibitors - A class of drugs whose main indications are the treatment of hypertension and heart failure. They ex...

Antacids - Substances that counteract or neutralize acidity of the GASTROINTESTINAL TRACT....

Anthelmintics - Agents destructive to parasitic worms. They are used therapeutically in the treatment of HELMINTHIAS...

Anti-Allergic Agents - Agents that are used to treat allergic reactions. Most of these drugs act by preventing the release ...

Anti-Anxiety Agents - Agents that alleviate ANXIETY, tension, and ANXIETY DISORDERS, promote sedation, and have a calming ...

Anti-Anxiety Agents - Agents that alleviate ANXIETY, tension, and ANXIETY DISORDERS, promote sedation, and have a calming ...

Anti-Anxiety Agents - Agents that alleviate ANXIETY, tension, and ANXIETY DISORDERS, promote sedation, and have a calming ...

Anti-Arrhythmia Agents - Agents used for the treatment or prevention of cardiac arrhythmias. They may affect the polarization...

Anti-Asthmatic Agents - Drugs that are used to treat asthma....

Anti-Bacterial Agents - Substances that reduce the growth or reproduction of BACTERIA....

Antibiotics, Antineoplastic - Chemical substances, produced by microorganisms, inhibiting or preventing the proliferation of neopl...

Antibiotics, Antitubercular - Substances obtained from various species of microorganisms that are, alone or in combination with ot...

Antibiotics, Antitubercular - Substances obtained from various species of microorganisms that are, alone or in combination with ot...

Anticarcinogenic Agents - Agents that reduce the frequency or rate of spontaneous or induced tumors independently of the mecha...

Anticarcinogenic Agents - Agents that reduce the frequency or rate of spontaneous or induced tumors independently of the mecha...

Anticestodal Agents - Agents used to treat tapeworm infestations in man or animals....

Anticholesteremic Agents - Substances used to lower plasma cholesterol levels....

Anticholesteremic Agents - Substances used to lower plasma cholesterol levels....

Anticoagulants - Agents that prevent blood clotting. Naturally occurring agents in the blood are included only when t...

Anticonvulsants - Drugs used to prevent SEIZURES or reduce their severity....

Antidepressive Agents - Mood-stimulating drugs used primarily in the treatment of affective disorders and related conditions...

Antidepressive Agents, Second-Generation - A structurally and mechanistically diverse group of drugs that are not tricyclics or monoamine oxida...

Antidepressive Agents, Tricyclic - Substances that contain a fused three-ring moiety and are used in the treatment of depression. These...

Antidiarrheals - Miscellaneous agents found useful in the symptomatic treatment of diarrhea. They have no effect on t...

Antidiuretic Agents - Agents that reduce the excretion of URINE, most notably the octapeptide VASOPRESSINS....

Antidotes - Agents counteracting or neutralizing the action of POISONS....

Anti-Dyskinesia Agents - Drugs used in the treatment of movement disorders. Most of these act centrally on dopaminergic or ch...

Antiemetics - Drugs used to prevent NAUSEA or VOMITING. Antiemetics act by a wide range of mechanisms. Some act on...

Antiemetics - Drugs used to prevent NAUSEA or VOMITING. Antiemetics act by a wide range of mechanisms. Some act on...

Antiemetics - Drugs used to prevent NAUSEA or VOMITING. Antiemetics act by a wide range of mechanisms. Some act on...

Antifibrinolytic Agents - Agents that prevent fibrinolysis or lysis of a blood clot or thrombus. Several endogenous antiplasmi...

Antifibrinolytic Agents - Agents that prevent fibrinolysis or lysis of a blood clot or thrombus. Several endogenous antiplasmi...

Antifungal Agents - Substances that destroy fungi by suppressing their ability to grow or reproduce. They differ from FU...

Anti-HIV Agents - Agents used to treat AIDS and/or stop the spread of the HIV infection. These do not include drugs us...

Antihypertensive Agents - Drugs used in the treatment of acute or chronic vascular HYPERTENSION regardless of pharmacological ...

Anti-Infective Agents - Substances that prevent infectious agents or organisms from spreading or kill infectious agents in o...

Anti-Infective Agents, Local - Substances used on humans and other animals that destroy harmful microorganisms or inhibit their act...

Anti-Infective Agents, Urinary - Substances capable of killing agents causing urinary tract infections or of preventing them from spr...

Anti-Infective Agents, Urinary - Substances capable of killing agents causing urinary tract infections or of preventing them from spr...

Anti-Inflammatory Agents - Substances that reduce or suppress INFLAMMATION....

Anti-Inflammatory Agents, Non-Steroidal - Anti-inflammatory agents that are not steroids. In addition to anti-inflammatory actions, they have ...

Anti-Inflammatory Agents, Non-Steroidal - Anti-inflammatory agents that are not steroids. In addition to anti-inflammatory actions, they have ...

Anti-Inflammatory Agents, Non-Steroidal - Anti-inflammatory agents that are not steroids. In addition to anti-inflammatory actions, they have ...

Antilipemic Agents - Substances used to treat HYPERLIPIDEMIAS....

Antilipemic Agents - Substances used to treat HYPERLIPIDEMIAS....

Antimalarials - Agents used in the treatment of malaria. They are usually classified on the basis of their action ag...

Antimanic Agents - Agents that are used to treat bipolar disorders or mania associated with other affective disorders....

Antimanic Agents - Agents that are used to treat bipolar disorders or mania associated with other affective disorders....

Antimanic Agents - Agents that are used to treat bipolar disorders or mania associated with other affective disorders....

Antimetabolites - Drugs that are chemically similar to naturally occurring metabolites, but differ enough to interfere...

Antimetabolites, Antineoplastic - Antimetabolites that are useful in cancer chemotherapy....

Antimetabolites, Antineoplastic - Antimetabolites that are useful in cancer chemotherapy....

Antimitotic Agents - Agents that arrest cells in MITOSIS, most notably TUBULIN MODULATORS....

Antimitotic Agents - Agents that arrest cells in MITOSIS, most notably TUBULIN MODULATORS....

Antimutagenic Agents - Agents that reduce the frequency or rate of spontaneous or induced mutations independently of the me...

Antinematodal Agents - Substances used in the treatment or control of nematode infestations. They are used also in veterina...

Antineoplastic Agents - Substances that inhibit or prevent the proliferation of NEOPLASMS....

Antineoplastic Agents, Alkylating - A class of drugs that differs from other alkylating agents used clinically in that they are monofunc...

Antineoplastic Agents, Alkylating - A class of drugs that differs from other alkylating agents used clinically in that they are monofunc...

Antineoplastic Agents, Hormonal - Antineoplastic agents that are used to treat hormone-sensitive tumors. Hormone-sensitive tumors may ...

Antineoplastic Agents, Phytogenic - Agents obtained from higher plants that have demonstrable cytostatic or antineoplastic activity....

Anti-Obesity Agents - Agents that increase energy expenditure and weight loss by neural and chemical regulation. Beta-adre...

Antioxidants - Naturally occurring or synthetic substances that inhibit or retard the oxidation of a substance to w...

Antioxidants - Naturally occurring or synthetic substances that inhibit or retard the oxidation of a substance to w...

Antiparasitic Agents - Drugs used to treat or prevent parasitic infections....

Antiparkinson Agents - Agents used in the treatment of Parkinson's disease. The most commonly used drugs act on the dopamin...

Antiplatyhelmintic Agents - Agents used to treat cestode, trematode, or other flatworm infestations in man or animals....

Antiprotozoal Agents - Substances that are destructive to protozoans....

Antipruritics - Agents, usually topical, that relieve itching (pruritus)....

Antipsychotic Agents - Agents that control agitated psychotic behavior, alleviate acute psychotic states, reduce psychotic ...

Antipsychotic Agents - Agents that control agitated psychotic behavior, alleviate acute psychotic states, reduce psychotic ...

Antipsychotic Agents - Agents that control agitated psychotic behavior, alleviate acute psychotic states, reduce psychotic ...

Anti-Retroviral Agents - Agents used to treat RETROVIRIDAE INFECTIONS....

Antirheumatic Agents - Drugs that are used to treat RHEUMATOID ARTHRITIS....

Antisickling Agents - Agents used to prevent or reverse the pathological events leading to sickling of erythrocytes in sic...

Antispermatogenic Agents - Agents, either mechanical or chemical, which destroy spermatozoa in the male genitalia and block spe...

Antispermatogenic Agents - Agents, either mechanical or chemical, which destroy spermatozoa in the male genitalia and block spe...

Antispermatogenic Agents - Agents, either mechanical or chemical, which destroy spermatozoa in the male genitalia and block spe...

Antithyroid Agents - Agents that are used to treat hyperthyroidism by reducing the excessive production of thyroid hormon...

Antitreponemal Agents - Agents used to treat infections with bacteria of the genus TREPONEMA. This includes SYPHILIS & YAWS....

Antitrichomonal Agents - Agents used to treat trichomonas infections....

Antitubercular Agents - Drugs used in the treatment of tuberculosis. They are divided into two main classes: "first-line" ag...

Antitussive Agents - Agents that suppress cough. They act centrally on the medullary cough center. EXPECTORANTS, also use...

Antitussive Agents - Agents that suppress cough. They act centrally on the medullary cough center. EXPECTORANTS, also use...

Anti-Ulcer Agents - Various agents with different action mechanisms used to treat or ameliorate PEPTIC ULCER or irritati...

Antiviral Agents - Agents used in the prophylaxis or therapy of VIRUS DISEASES. Some of the ways they may act include p...

Aphrodisiacs - Chemical agents or odors that stimulate sexual desires. (McGraw-Hill Dictionary of Scientific and Te...

Aphrodisiacs - Chemical agents or odors that stimulate sexual desires. (McGraw-Hill Dictionary of Scientific and Te...

Appetite Depressants - Agents that are used to decrease appetite....

Appetite Stimulants - Agents that are used to stimulate appetite. These drugs are frequently used to treat anorexia associ...

Appetite Stimulants - Agents that are used to stimulate appetite. These drugs are frequently used to treat anorexia associ...

Aromatase Inhibitors - Compounds that inhibit AROMATASE in order to reduce production of estrogenic steroid hormones....

Astringents - Agents, usually topical, that cause the contraction of tissues for the control of bleeding or secret...

Astringents - Agents, usually topical, that cause the contraction of tissues for the control of bleeding or secret...

Autonomic Agents - Agents affecting the function of, or mimicking the actions of, the autonomic nervous system and ther...

Blood Substitutes - Substances that can carry oxygen to and carbon dioxide away from the tissues when introduced into th...

Bone Density Conservation Agents - Agents that inhibit BONE RESORPTION and/or favor BONE MINERALIZATION and BONE REGENERATION. They are...

Bronchoconstrictor Agents - Agents causing the narrowing of the lumen of a bronchus or bronchiole....

Bronchoconstrictor Agents - Agents causing the narrowing of the lumen of a bronchus or bronchiole....

Bronchodilator Agents - Agents that cause an increase in the expansion of a bronchus or bronchial tubes....

Bronchodilator Agents - Agents that cause an increase in the expansion of a bronchus or bronchial tubes....

Calcium Channel Agonists - Agents that increase calcium influx into calcium channels of excitable tissues. This causes vasocons...

Calcium Channel Agonists - Agents that increase calcium influx into calcium channels of excitable tissues. This causes vasocons...

Calcium Channel Blockers - A class of drugs that act by selective inhibition of calcium influx through cell membranes or on the...

Calcium Channel Blockers - A class of drugs that act by selective inhibition of calcium influx through cell membranes or on the...

Carbonic Anhydrase Inhibitors - A class of compounds that reduces the secretion of H+ ions by the proximal kidney tubule through inh...

Cardioplegic Solutions - Solutions which, upon administration, will temporarily arrest cardiac activity. They are used in the...

Cardiotonic Agents - Agents that have a strengthening effect on the heart or that can increase cardiac output. They may b...

Cardiovascular Agents - Agents that affect the rate or intensity of cardiac contraction, blood vessel diameter, or blood vol...

Cariostatic Agents - Substances that inhibit or arrest DENTAL CARIES formation. (Boucher's Clinical Dental Terminology, 4...

Cathartics - Agents that are used to evacuate the bowels to eliminate ingested NOXAE or to prepare for COLONOSCOP...

Central Nervous System Agents - A class of drugs producing both physiological and psychological effects through a variety of mechani...

Central Nervous System Depressants - A very loosely defined group of drugs that tend to reduce the activity of the central nervous system...

Central Nervous System Depressants - A very loosely defined group of drugs that tend to reduce the activity of the central nervous system...

Central Nervous System Stimulants - A loosely defined group of drugs that tend to increase behavioral alertness, agitation, or excitatio...

Central Nervous System Stimulants - A loosely defined group of drugs that tend to increase behavioral alertness, agitation, or excitatio...

Chelating Agents - Chemicals that bind to and remove ions from solutions. Many chelating agents function through the fo...

Cholagogues and Choleretics - Gastrointestinal agents that stimulate the flow of bile into the duodenum (cholagogues) or stimulate...

Cholinergic Agents - Any drug used for its actions on cholinergic systems. Included here are agonists and antagonists, dr...

Cholinergic Agents - Any drug used for its actions on cholinergic systems. Included here are agonists and antagonists, dr...

Cholinergic Agonists - Drugs that bind to and activate cholinergic receptors....

Cholinergic Agonists - Drugs that bind to and activate cholinergic receptors....

Cholinergic Antagonists - Drugs that bind to but do not activate CHOLINERGIC RECEPTORS, thereby blocking the actions of ACETYL...

Cholinergic Antagonists - Drugs that bind to but do not activate CHOLINERGIC RECEPTORS, thereby blocking the actions of ACETYL...

Cholinesterase Inhibitors - Drugs that inhibit cholinesterases. The neurotransmitter ACETYLCHOLINE is rapidly hydrolyzed, and th...

Cholinesterase Inhibitors - Drugs that inhibit cholinesterases. The neurotransmitter ACETYLCHOLINE is rapidly hydrolyzed, and th...

Cholinesterase Inhibitors - Drugs that inhibit cholinesterases. The neurotransmitter ACETYLCHOLINE is rapidly hydrolyzed, and th...

Cholinesterase Reactivators - Drugs used to reverse the inactivation of cholinesterase caused by organophosphates or sulfonates. T...

Cholinesterase Reactivators - Drugs used to reverse the inactivation of cholinesterase caused by organophosphates or sulfonates. T...

Cholinesterase Reactivators - Drugs used to reverse the inactivation of cholinesterase caused by organophosphates or sulfonates. T...

Coagulants - Exogenous substances used to promote blood coagulation. The endogenous BLOOD COAGULATION FACTORS are...

Coccidiostats - Agents useful in the treatment or prevention of COCCIDIOSIS in man or animals....

Complement Inactivating Agents - Compounds that negatively regulate the cascade process of COMPLEMENT ACTIVATION. Uncontrolled comple...

Contact Lens Solutions - Sterile solutions used to clean and disinfect contact lenses....

Contraceptive Agents - Chemical substances that prevent or reduce the probability of CONCEPTION....

Contraceptive Agents - Chemical substances that prevent or reduce the probability of CONCEPTION....

Contraceptive Agents, Female - Chemical substances or agents with contraceptive activity in females. Use for female contraceptive a...

Contraceptive Agents, Female - Chemical substances or agents with contraceptive activity in females. Use for female contraceptive a...

Contraceptive Agents, Male - Chemical substances or agents with contraceptive activity in males. Use for male contraceptive agent...

Contraceptive Agents, Male - Chemical substances or agents with contraceptive activity in males. Use for male contraceptive agent...

Contraceptives, Oral - Compounds, usually hormonal, taken orally in order to block ovulation and prevent the occurrence of ...

Contraceptives, Oral - Compounds, usually hormonal, taken orally in order to block ovulation and prevent the occurrence of ...

Contraceptives, Oral, Combined - Fixed drug combinations administered orally for contraceptive purposes....

Contraceptives, Oral, Combined - Fixed drug combinations administered orally for contraceptive purposes....

Contraceptives, Oral, Hormonal - Oral contraceptives which owe their effectiveness to hormonal preparations....

Contraceptives, Oral, Hormonal - Oral contraceptives which owe their effectiveness to hormonal preparations....

Contraceptives, Oral, Sequential - Drugs administered orally and sequentially for contraceptive purposes....

Contraceptives, Oral, Sequential - Drugs administered orally and sequentially for contraceptive purposes....

Contraceptives, Oral, Synthetic - Oral contraceptives which owe their effectiveness to synthetic preparations....

Contraceptives, Oral, Synthetic - Oral contraceptives which owe their effectiveness to synthetic preparations....

Contraceptives, Postcoital - Contraceptive substances to be used after COITUS. These agents include high doses of estrogenic drug...

Contraceptives, Postcoital - Contraceptive substances to be used after COITUS. These agents include high doses of estrogenic drug...

Contraceptives, Postcoital, Hormonal - Postcoital contraceptives which owe their effectiveness to hormonal preparations....

Contraceptives, Postcoital, Hormonal - Postcoital contraceptives which owe their effectiveness to hormonal preparations....

Contraceptives, Postcoital, Synthetic - Postcoital contraceptives which owe their effectiveness to synthetic preparations....

Contraceptives, Postcoital, Synthetic - Postcoital contraceptives which owe their effectiveness to synthetic preparations....

Convulsants - Substances that act in the brain stem or spinal cord to produce tonic or clonic convulsions, often b...

Convulsants - Substances that act in the brain stem or spinal cord to produce tonic or clonic convulsions, often b...

Cryoprotective Agents - Substances that provide protection against the harmful effects of freezing temperatures....

Cyclooxygenase 2 Inhibitors - A subclass of cyclooxygenase inhibitors with specificity for CYCLOOXYGENASE-2....

Cyclooxygenase 2 Inhibitors - A subclass of cyclooxygenase inhibitors with specificity for CYCLOOXYGENASE-2....

Cyclooxygenase 2 Inhibitors - A subclass of cyclooxygenase inhibitors with specificity for CYCLOOXYGENASE-2....

Cyclooxygenase Inhibitors - Compounds or agents that combine with cyclooxygenase (PROSTAGLANDIN-ENDOPEROXIDE SYNTHASES) and ther...

Cyclooxygenase Inhibitors - Compounds or agents that combine with cyclooxygenase (PROSTAGLANDIN-ENDOPEROXIDE SYNTHASES) and ther...

Cyclooxygenase Inhibitors - Compounds or agents that combine with cyclooxygenase (PROSTAGLANDIN-ENDOPEROXIDE SYNTHASES) and ther...

Cysteine Proteinase Inhibitors - Exogenous and endogenous compounds which inhibit CYSTEINE ENDOPEPTIDASES....

Dental Disinfectants - Chemicals especially for use on instruments to destroy pathogenic organisms. (Boucher, Clinical Dent...

Dentin Desensitizing Agents - Substances which reduce or eliminate dentinal sensitivity or the pain associated with a source of st...

Dentin Desensitizing Agents - Substances which reduce or eliminate dentinal sensitivity or the pain associated with a source of st...

Dermatologic Agents - Drugs used to treat or prevent skin disorders or for the routine care of skin....

Dipeptidyl-Peptidase IV Inhibitors - Compounds that supress the degradation of INCRETINS by blocking the action of DIPEPTIDYL-PEPTIDASE I...

Disinfectants - Substances used on inanimate objects that destroy harmful microorganisms or inhibit their activity. ...

Diuretics - Agents that promote the excretion of urine through their effects on kidney function....

Diuretics, Osmotic - Compounds that increase urine volume by increasing the amount of osmotically active solute in the ur...

Dopamine Agents - Any drugs that are used for their effects on dopamine receptors, on the life cycle of dopamine, or o...

Dopamine Agents - Any drugs that are used for their effects on dopamine receptors, on the life cycle of dopamine, or o...

Dopamine Agonists - Drugs that bind to and activate dopamine receptors....

Dopamine Agonists - Drugs that bind to and activate dopamine receptors....

Dopamine Antagonists - Drugs that bind to but do not activate DOPAMINE RECEPTORS, thereby blocking the actions of dopamine ...

Dopamine Antagonists - Drugs that bind to but do not activate DOPAMINE RECEPTORS, thereby blocking the actions of dopamine ...

Dopamine Uptake Inhibitors - Drugs that block the transport of DOPAMINE into axon terminals or into storage vesicles within termi...

Dopamine Uptake Inhibitors - Drugs that block the transport of DOPAMINE into axon terminals or into storage vesicles within termi...

Dopamine Uptake Inhibitors - Drugs that block the transport of DOPAMINE into axon terminals or into storage vesicles within termi...

Dopamine Uptake Inhibitors - Drugs that block the transport of DOPAMINE into axon terminals or into storage vesicles within termi...

Emetics - Agents that cause vomiting. They may act directly on the gastrointestinal tract, bringing about emes...

Emetics - Agents that cause vomiting. They may act directly on the gastrointestinal tract, bringing about emes...

Emetics - Agents that cause vomiting. They may act directly on the gastrointestinal tract, bringing about emes...

Emetics - Agents that cause vomiting. They may act directly on the gastrointestinal tract, bringing about emes...

Emollients - Oleagenous substances used topically to soothe, soften or protect skin or mucous membranes. They are...

Endocannabinoids - Endogenous compounds that bind to CANNABINOID RECEPTORS. They are structurally different from the CA...

Endocannabinoids - Endogenous compounds that bind to CANNABINOID RECEPTORS. They are structurally different from the CA...

Endocrine Disruptors - Exogenous agents, synthetic and naturally occurring, which are capable of disrupting the functions o...

Endothelium-Dependent Relaxing Factors - Paracrine substances produced by the VASCULAR ENDOTHELIUM with VASCULAR SMOOTH MUSCLE relaxation (VA...

Enzyme Activators - Compounds or factors that act on a specific enzyme to increase its activity....

Enzyme Inhibitors - Compounds or agents that combine with an enzyme in such a manner as to prevent the normal substrate-...

Enzyme Reactivators - Compounds which restore enzymatic activity by removing an inhibitory group bound to the reactive sit...

Estradiol Antagonists - Compounds which inhibit or antagonize the biosynthesis or action of estradiol....

Estrogen Antagonists - Compounds which inhibit or antagonize the action or biosynthesis of estrogenic compounds....

Estrogen Receptor Modulators - Substances that possess antiestrogenic actions but can also produce estrogenic effects as well. They...

Estrogens - Compounds that interact with ESTROGEN RECEPTORS in target tissues to bring about the effects similar...

Estrogens, Non-Steroidal - Non-steroidal compounds with estrogenic activity....

Excitatory Amino Acid Agents - Drugs used for their actions on any aspect of excitatory amino acid neurotransmitter systems. Includ...

Excitatory Amino Acid Agents - Drugs used for their actions on any aspect of excitatory amino acid neurotransmitter systems. Includ...

Excitatory Amino Acid Agonists - Drugs that bind to and activate excitatory amino acid receptors....

Excitatory Amino Acid Agonists - Drugs that bind to and activate excitatory amino acid receptors....

Excitatory Amino Acid Antagonists - Drugs that bind to but do not activate excitatory amino acid receptors, thereby blocking the actions...

Excitatory Amino Acid Antagonists - Drugs that bind to but do not activate excitatory amino acid receptors, thereby blocking the actions...

Expectorants - Agents that increase mucous excretion. Mucolytic agents, that is drugs that liquefy mucous secretion...

Fatty Acid Synthesis Inhibitors - Compounds that interfere with FATTY ACID SYNTHASE resulting in a reduction of FATTY ACIDS. This is a...

Fertility Agents - Drugs used to increase fertility or to treat infertility....

Fertility Agents - Drugs used to increase fertility or to treat infertility....

Fertility Agents, Female - Compounds which increase the capacity to conceive in females....

Fertility Agents, Female - Compounds which increase the capacity to conceive in females....

Fertility Agents, Male - Compounds which increase the capacity of the male to induce conception....

Fertility Agents, Male - Compounds which increase the capacity of the male to induce conception....

Fibrin Modulating Agents - Agents that affect the function of FIBRIN in BLOOD COAGULATION. They used as COAGULANTS for HEMORRHA...

Fibrinolytic Agents - Fibrinolysin or agents that convert plasminogen to FIBRINOLYSIN....

Fibrinolytic Agents - Fibrinolysin or agents that convert plasminogen to FIBRINOLYSIN....

Fibrinolytic Agents - Fibrinolysin or agents that convert plasminogen to FIBRINOLYSIN....

Filaricides - Pharmacological agents destructive to nematodes in the superfamily Filarioidea....

Folic Acid Antagonists - Inhibitors of the enzyme, dihydrofolate reductase (TETRAHYDROFOLATE DEHYDROGENASE), which converts d...

Free Radical Scavengers - Substances that influence the course of a chemical reaction by ready combination with free radicals....

GABA Agents - Substances used for their pharmacological actions on GABAergic systems. GABAergic agents include ago...

GABA Agents - Substances used for their pharmacological actions on GABAergic systems. GABAergic agents include ago...

GABA Agonists - Drugs that bind to and activate GAMMA-AMINOBUTYRIC ACID receptors (RECEPTORS, GABA)....

GABA Agonists - Drugs that bind to and activate GAMMA-AMINOBUTYRIC ACID receptors (RECEPTORS, GABA)....

GABA Antagonists - Drugs that bind to but do not activate GAMMA-AMINOBUTYRIC ACID receptors, thereby blocking the actio...

GABA Antagonists - Drugs that bind to but do not activate GAMMA-AMINOBUTYRIC ACID receptors, thereby blocking the actio...

GABA Modulators - Substances that do not act as agonists or antagonists but do affect the GAMMA-AMINOBUTYRIC ACID rece...

GABA Modulators - Substances that do not act as agonists or antagonists but do affect the GAMMA-AMINOBUTYRIC ACID rece...

Galactogogues - Substances that induce LACTATION....

Ganglionic Blockers - Agents having as their major action the interruption of neural transmission at nicotinic receptors o...

Ganglionic Stimulants - Agents that mimic neural transmission by stimulation of the nicotinic receptors on postganglionic au...

Gastrointestinal Agents - Drugs used for their effects on the gastrointestinal system, as to control gastric acidity, regulate...

Glucocorticoids - A group of CORTICOSTEROIDS that affect carbohydrate metabolism (GLUCONEOGENESIS, liver glycogen depo...

Glycine Agents - Substances used for their pharmacological actions on glycinergic systems. Glycinergic agents include...

Glycine Agents - Substances used for their pharmacological actions on glycinergic systems. Glycinergic agents include...

Gout Suppressants - Agents that increase uric acid excretion by the kidney (URICOSURIC AGENTS), decrease uric acid produ...

Growth Inhibitors - Endogenous or exogenous substances which inhibit the normal growth of human and animal cells or micr...

Growth Substances - Signal molecules that are involved in the control of cell growth and differentiation....

GTP Phosphohydrolase Activators - Agents and factors that activate GTP phosphohydrolase activity....

Hallucinogens - Drugs capable of inducing illusions, hallucinations, delusions, paranoid ideations, and other altera...

Hallucinogens - Drugs capable of inducing illusions, hallucinations, delusions, paranoid ideations, and other altera...

Hallucinogens - Drugs capable of inducing illusions, hallucinations, delusions, paranoid ideations, and other altera...

Hemagglutinins - Agents that cause agglutination of red blood cells. They include antibodies, blood group antigens, l...

Hematinics - Agents which improve the quality of the blood, increasing the hemoglobin level and the number of ery...

Hematologic Agents - Drugs that act on blood and blood-forming organs and those that affect the hemostatic system....

Hemostatics - Agents acting to arrest the flow of blood. Absorbable hemostatics arrest bleeding either by the form...

Heparin Antagonists - Coagulant substances inhibiting the anticoagulant action of heparin....

Heparin Antagonists - Coagulant substances inhibiting the anticoagulant action of heparin....

Histamine Agents - Drugs used for their actions on histaminergic systems. Included are drugs that act at histamine rece...

Histamine Agents - Drugs used for their actions on histaminergic systems. Included are drugs that act at histamine rece...

Histamine Agonists - Drugs that bind to and activate histamine receptors. Although they have been suggested for a variety...

Histamine Agonists - Drugs that bind to and activate histamine receptors. Although they have been suggested for a variety...

Histamine Antagonists - Drugs that bind to but do not activate histamine receptors, thereby blocking the actions of histamin...

Histamine Antagonists - Drugs that bind to but do not activate histamine receptors, thereby blocking the actions of histamin...

Histamine H1 Antagonists - Drugs that selectively bind to but do not activate histamine H1 receptors, thereby blocking the acti...

Histamine H1 Antagonists - Drugs that selectively bind to but do not activate histamine H1 receptors, thereby blocking the acti...

Histamine H1 Antagonists, Non-Sedating - A class of non-sedating drugs that bind to but do not activate histamine receptors (DRUG INVERSE AGO...

Histamine H1 Antagonists, Non-Sedating - A class of non-sedating drugs that bind to but do not activate histamine receptors (DRUG INVERSE AGO...

Histamine H2 Antagonists - Drugs that selectively bind to but do not activate histamine H2 receptors, thereby blocking the acti...

Histamine H2 Antagonists - Drugs that selectively bind to but do not activate histamine H2 receptors, thereby blocking the acti...

Histamine H3 Antagonists - Drugs that selectively bind to but do not activate HISTAMINE H3 RECEPTORS. They have been used to co...

Histamine H3 Antagonists - Drugs that selectively bind to but do not activate HISTAMINE H3 RECEPTORS. They have been used to co...

Histone Deacetylase Inhibitors - Compounds that inhibit HISTONE DEACETYLASES. This class of drugs may influence gene expression by i...

HIV Fusion Inhibitors - Inhibitors of the fusion of HIV to host cells, preventing viral entry. This includes compounds that ...

HIV Fusion Inhibitors - Inhibitors of the fusion of HIV to host cells, preventing viral entry. This includes compounds that ...

HIV Integrase Inhibitors - Inhibitors of HIV INTEGRASE, an enzyme required for integration of viral DNA into cellular DNA....

HIV Integrase Inhibitors - Inhibitors of HIV INTEGRASE, an enzyme required for integration of viral DNA into cellular DNA....

HIV Protease Inhibitors - Inhibitors of HIV PROTEASE, an enzyme required for production of proteins needed for viral assembly....

HIV Protease Inhibitors - Inhibitors of HIV PROTEASE, an enzyme required for production of proteins needed for viral assembly....

Hormone Antagonists - Chemical substances which inhibit the function of the endocrine glands, the biosynthesis of their se...

Hormones - Chemical substances having a specific regulatory effect on the activity of a certain organ or organs...

Hormones, Hormone Substitutes, and Hormone Antagonists - A collective grouping for both naturally occurring and synthetic hormones, substitutes, and antagoni...

Hydroxymethylglutaryl-CoA Reductase Inhibitors - Compounds that inhibit HMG-CoA reductases. They have been shown to directly lower cholesterol synthe...

Hydroxymethylglutaryl-CoA Reductase Inhibitors - Compounds that inhibit HMG-CoA reductases. They have been shown to directly lower cholesterol synthe...

Hydroxymethylglutaryl-CoA Reductase Inhibitors - Compounds that inhibit HMG-CoA reductases. They have been shown to directly lower cholesterol synthe...

Hypnotics and Sedatives - Drugs used to induce drowsiness or sleep or to reduce psychological excitement or anxiety....

Hypnotics and Sedatives - Drugs used to induce drowsiness or sleep or to reduce psychological excitement or anxiety....

Hypnotics and Sedatives - Drugs used to induce drowsiness or sleep or to reduce psychological excitement or anxiety....

Hypnotics and Sedatives - Drugs used to induce drowsiness or sleep or to reduce psychological excitement or anxiety....

Hypoglycemic Agents - Agents which lower the blood glucose level....

Immunologic Factors - Biologically active substances whose activities affect or play a role in the functioning of the immu...

Immunosuppressive Agents - Agents that suppress immune function by one of several mechanisms of action. Classical cytotoxic imm...

Incretins - Peptides which stimulate INSULIN release from the PANCREATIC BETA CELLS following oral nutrient inge...

Insulin Antagonists - Compounds which inhibit or antagonize the biosynthesis or action of insulin....

Integrase Inhibitors - Compounds which inhibit or antagonize biosynthesis or actions of integrase....

Interferon Inducers - Agents that promote the production and release of interferons. They include mitogens, lipopolysaccha...

Ionophores - Chemical agents that increase the permeability of biological or artificial lipid membranes to specif...

Iron Chelating Agents - Organic chemicals that form two or more coordination links with an iron ion. Once coordination has o...

Keratolytic Agents - Agents that soften, separate, and cause desquamation of the cornified epithelium or horny layer of s...

Laxatives - Agents that produce a soft formed stool, and relax and loosen the bowels, typically used over a prot...

Leprostatic Agents - Substances that suppress Mycobacterium leprae, ameliorate the clinical manifestations of leprosy, an...

Leukotriene Antagonists - A class of drugs designed to prevent leukotriene synthesis or activity by blocking binding at the re...

Lipotropic Agents - Endogenous factors or drugs that act on fat metabolism by hastening the removal of or decreasing the...

Lipotropic Agents - Endogenous factors or drugs that act on fat metabolism by hastening the removal of or decreasing the...

Lipotropic Agents - Endogenous factors or drugs that act on fat metabolism by hastening the removal of or decreasing the...

Lipoxygenase Inhibitors - Compounds or agents that combine with lipoxygenase and thereby prevent its substrate-enzyme combinat...

Luteolytic Agents - Chemical compounds causing LUTEOLYSIS or degeneration....

Luteolytic Agents - Chemical compounds causing LUTEOLYSIS or degeneration....

Luteolytic Agents - Chemical compounds causing LUTEOLYSIS or degeneration....

Luteolytic Agents - Chemical compounds causing LUTEOLYSIS or degeneration....

Membrane Transport Modulators - Agents that affect ION PUMPS; ION CHANNELS; ABC TRANSPORTERS; and other MEMBRANE TRANSPORT PROTEINS....

Menstruation-Inducing Agents - Chemical compounds that induce menstruation either through direct action on the reproductive organs ...

Menstruation-Inducing Agents - Chemical compounds that induce menstruation either through direct action on the reproductive organs ...

Menstruation-Inducing Agents - Chemical compounds that induce menstruation either through direct action on the reproductive organs ...

Menstruation-Inducing Agents - Chemical compounds that induce menstruation either through direct action on the reproductive organs ...

Micronutrients - Essential dietary elements or organic compounds that are required in only small quantities for norma...

Mineralocorticoids - A group of CORTICOSTEROIDS primarily associated with the water and electrolyte balance. This is acco...

Miotics - Agents causing contraction of the pupil of the eye. Because the size of the pupil is under the antag...

Mitogens - Substances that stimulate mitosis and lymphocyte transformation. They include not only substances as...

Mitosis Modulators - Agents that affect MITOSIS of CELLS....

Molecular Mechanisms of Pharmacological Action - Pharmacological activities at the molecular level of DRUGS and other exogenous compounds that are us...

Monoamine Oxidase Inhibitors - A chemically heterogeneous group of drugs that have in common the ability to block oxidative deamina...

Muscarinic Agonists - Drugs that bind to and activate muscarinic cholinergic receptors (RECEPTORS, MUSCARINIC). Muscarinic...

Muscarinic Agonists - Drugs that bind to and activate muscarinic cholinergic receptors (RECEPTORS, MUSCARINIC). Muscarinic...

Muscarinic Antagonists - Drugs that bind to but do not activate muscarinic cholinergic receptors (RECEPTORS, MUSCARINIC), the...

Muscarinic Antagonists - Drugs that bind to but do not activate muscarinic cholinergic receptors (RECEPTORS, MUSCARINIC), the...

Muscle Relaxants, Central - A heterogeneous group of drugs used to produce muscle relaxation, excepting the neuromuscular blocki...

Muscle Relaxants, Central - A heterogeneous group of drugs used to produce muscle relaxation, excepting the neuromuscular blocki...

Muscle Relaxants, Central - A heterogeneous group of drugs used to produce muscle relaxation, excepting the neuromuscular blocki...

Mydriatics - Agents that dilate the pupil. They may be either sympathomimetics or parasympatholytics. The latter ...

Myeloablative Agonists - Agents that destroy bone marrow activity. They are used to prepare patients for BONE MARROW TRANSPLA...

Myeloablative Agonists - Agents that destroy bone marrow activity. They are used to prepare patients for BONE MARROW TRANSPLA...

Narcotic Antagonists - Agents inhibiting the effect of narcotics on the central nervous system....

Narcotic Antagonists - Agents inhibiting the effect of narcotics on the central nervous system....

Narcotic Antagonists - Agents inhibiting the effect of narcotics on the central nervous system....

Narcotics - Agents that induce NARCOSIS. This term is considered outdated due to imprecision but continues to be...

Narcotics - Agents that induce NARCOSIS. This term is considered outdated due to imprecision but continues to be...

Narcotics - Agents that induce NARCOSIS. This term is considered outdated due to imprecision but continues to be...

Narcotics - Agents that induce NARCOSIS. This term is considered outdated due to imprecision but continues to be...

Nasal Decongestants - Drugs designed to treat inflammation of the nasal passages, generally the result of an infection (mo...

Nasal Decongestants - Drugs designed to treat inflammation of the nasal passages, generally the result of an infection (mo...

Natriuretic Agents - Endogenous or exogenous chemicals that regulate the WATER-ELECTROLYTE BALANCE in the body. They cons...

Natriuretic Agents - Endogenous or exogenous chemicals that regulate the WATER-ELECTROLYTE BALANCE in the body. They cons...

Neuromuscular Agents - Drugs used for their actions on skeletal muscle. Included are agents that act directly on skeletal m...

Neuromuscular Blocking Agents - Drugs that interrupt transmission of nerve impulses at the skeletal neuromuscular junction. They can...

Neuromuscular Depolarizing Agents - Drugs that interrupt transmission at the skeletal neuromuscular junction by causing sustained depola...

Neuromuscular Nondepolarizing Agents - Drugs that interrupt transmission at the skeletal neuromuscular junction without causing depolarizat...

Neuroprotective Agents - Drugs intended to prevent damage to the brain or spinal cord from ischemia, stroke, convulsions, or ...

Neuroprotective Agents - Drugs intended to prevent damage to the brain or spinal cord from ischemia, stroke, convulsions, or ...

Neurotransmitter Agents - Substances used for their pharmacological actions on any aspect of neurotransmitter systems. Neurotr...

Neurotransmitter Agents - Substances used for their pharmacological actions on any aspect of neurotransmitter systems. Neurotr...

Neurotransmitter Uptake Inhibitors - Drugs that inhibit the transport of neurotransmitters into axon terminals or into storage vesicles w...

Neurotransmitter Uptake Inhibitors - Drugs that inhibit the transport of neurotransmitters into axon terminals or into storage vesicles w...

Nicotinic Agonists - Drugs that bind to and activate nicotinic cholinergic receptors (RECEPTORS, NICOTINIC). Nicotinic ag...

Nicotinic Agonists - Drugs that bind to and activate nicotinic cholinergic receptors (RECEPTORS, NICOTINIC). Nicotinic ag...

Nicotinic Antagonists - Drugs that bind to nicotinic cholinergic receptors (RECEPTORS, NICOTINIC) and block the actions of a...

Nicotinic Antagonists - Drugs that bind to nicotinic cholinergic receptors (RECEPTORS, NICOTINIC) and block the actions of a...

Nitric Oxide Donors - A diverse group of agents, with unique chemical structures and biochemical requirements, which gener...

Nitric Oxide Donors - A diverse group of agents, with unique chemical structures and biochemical requirements, which gener...

Nootropic Agents - Drugs used to specifically facilitate learning or memory, particularly to prevent the cognitive defi...

Nucleic Acid Synthesis Inhibitors - Compounds that inhibit cell production of DNA or RNA....

Oxytocics - Drugs that stimulate contraction of the myometrium. They are used to induce LABOR, OBSTETRIC at term...

Oxytocics - Drugs that stimulate contraction of the myometrium. They are used to induce LABOR, OBSTETRIC at term...

Parasympatholytics - Agents that inhibit the actions of the parasympathetic nervous system. The major group of drugs used...

Parasympathomimetics - Drugs that mimic the effects of parasympathetic nervous system activity. Included here are drugs tha...

Peripheral Nervous System Agents - Drugs that act principally at one or more sites within the peripheral neuroeffector systems, the aut...

Pharmacologic Actions - A broad category of chemical actions and uses that result in the prevention, treatment, cure or diag...

Phosphodiesterase Inhibitors - Compounds which inhibit or antagonize the biosynthesis or actions of phosphodiesterases....

Photosensitizing Agents - Drugs that are pharmacologically inactive but when exposed to ultraviolet radiation or sunlight are ...

Photosensitizing Agents - Drugs that are pharmacologically inactive but when exposed to ultraviolet radiation or sunlight are ...

Physiological Effects of Drugs - Activities which affect organs and systemic functions without regard to a particular disease....

Phytoestrogens - PLANT EXTRACTS and compounds, primarily ISOFLAVONES, that mimic or modulate endogenous estrogens, us...

Plant Growth Regulators - Any of the hormones produced naturally in plants and active in controlling growth and other function...

Plasma Substitutes - Any liquid used to replace blood plasma, usually a saline solution, often with serum albumins, dextr...

Platelet Aggregation Inhibitors - Drugs or agents which antagonize or impair any mechanism leading to blood platelet aggregation, whet...

Potassium Channel Blockers - A class of drugs that act by inhibition of potassium efflux through cell membranes. Blockade of pota...

Potassium Channel Blockers - A class of drugs that act by inhibition of potassium efflux through cell membranes. Blockade of pota...

Progestins - Compounds that interact with PROGESTERONE RECEPTORS in target tissues to bring about the effects sim...

Prostaglandin Antagonists - Compounds that inhibit the action of prostaglandins....

Protease Inhibitors - Compounds which inhibit or antagonize biosynthesis or actions of proteases (ENDOPEPTIDASES)....

Protective Agents - Synthetic or natural substances which are given to prevent a disease or disorder or are used in the ...

Protein Kinase Inhibitors - Agents that inhibit PROTEIN KINASES....

Protein Synthesis Inhibitors - Compounds which inhibit the synthesis of proteins. They are usually ANTI-BACTERIAL AGENTS or toxins....

Proton Pump Inhibitors - Compounds that inhibit H(+)-K(+)-EXCHANGING ATPASE. They are used as ANTI-ULCER AGENTS and sometimes...

Psychotropic Drugs - A loosely defined grouping of drugs that have effects on psychological function. Here the psychotrop...

Pulmonary Surfactants - Substances and drugs that lower the SURFACE TENSION of the mucoid layer lining the PULMONARY ALVEOLI...

Radiation-Protective Agents - Drugs used to protect against ionizing radiation. They are usually of interest for use in radiation ...

Radiation-Sensitizing Agents - Drugs used to potentiate the effectiveness of radiation therapy in destroying unwanted cells....

Renal Agents - Drugs used for their effects on the kidneys' regulation of body fluid composition and volume. The mo...

Reproductive Control Agents - Substances used either in the prevention or facilitation of pregnancy....

Reproductive Control Agents - Substances used either in the prevention or facilitation of pregnancy....

Respiratory System Agents - Drugs used for their effects on the respiratory system....

Reverse Transcriptase Inhibitors - Inhibitors of reverse transcriptase (RNA-DIRECTED DNA POLYMERASE), an enzyme that synthesizes DNA on...

Reverse Transcriptase Inhibitors - Inhibitors of reverse transcriptase (RNA-DIRECTED DNA POLYMERASE), an enzyme that synthesizes DNA on...

Root Canal Irrigants - Chemicals used mainly to disinfect root canals after pulpectomy and before obturation. The major one...

Schistosomicides - Agents that act systemically to kill adult schistosomes....

Sclerosing Solutions - Chemical agents injected into blood vessels and lymphatic sinuses to shrink or cause localized THROM...

Selective Estrogen Receptor Modulators - A structurally diverse group of compounds distinguished from ESTROGENS by their ability to bind and ...

Sensory System Agents - Drugs that act on neuronal sensory receptors resulting in an increase, decrease, or modification of ...

Serine Proteinase Inhibitors - Exogenous or endogenous compounds which inhibit SERINE ENDOPEPTIDASES....

Serotonin Agents - Drugs used for their effects on serotonergic systems. Among these are drugs that affect serotonin re...

Serotonin Agents - Drugs used for their effects on serotonergic systems. Among these are drugs that affect serotonin re...

Serotonin Agonists - Agents that have an affinity for serotonin receptors and are able to mimic the effects of serotonin ...

Serotonin Agonists - Agents that have an affinity for serotonin receptors and are able to mimic the effects of serotonin ...

Serotonin Antagonists - Drugs that bind to but do not activate serotonin receptors, thereby blocking the actions of serotoni...

Serotonin Antagonists - Drugs that bind to but do not activate serotonin receptors, thereby blocking the actions of serotoni...

Serotonin Uptake Inhibitors - Compounds that specifically inhibit the reuptake of serotonin in the brain. This increases the serot...

Serotonin Uptake Inhibitors - Compounds that specifically inhibit the reuptake of serotonin in the brain. This increases the serot...

Serotonin Uptake Inhibitors - Compounds that specifically inhibit the reuptake of serotonin in the brain. This increases the serot...

Serotonin Uptake Inhibitors - Compounds that specifically inhibit the reuptake of serotonin in the brain. This increases the serot...

Siderophores - Low-molecular-weight compounds produced by microorganisms that aid in the transport and sequestratio...

Sodium Channel Blockers - A class of drugs that act by inhibition of sodium influx through cell membranes. Blockade of sodium ...

Sodium Channel Blockers - A class of drugs that act by inhibition of sodium influx through cell membranes. Blockade of sodium ...

Sodium Chloride Symporter Inhibitors - Agents that inhibit SODIUM CHLORIDE SYMPORTERS. They act as DIURETICS. Excess use is associated with...

Sodium Potassium Chloride Symporter Inhibitors - Agents that inhibit SODIUM-POTASSIUM-CHLORIDE SYMPORTERS which are concentrated in the thick ascendi...

Sperm Immobilizing Agents - Chemical substances with sperm immobilizing activity used as topically administered vaginal contrace...

Sperm Immobilizing Agents - Chemical substances with sperm immobilizing activity used as topically administered vaginal contrace...

Sperm Immobilizing Agents - Chemical substances with sperm immobilizing activity used as topically administered vaginal contrace...

Spermatocidal Agents - Chemical substances that are destructive to spermatozoa used as topically administered vaginal contr...

Spermatocidal Agents - Chemical substances that are destructive to spermatozoa used as topically administered vaginal contr...

Spermatocidal Agents - Chemical substances that are destructive to spermatozoa used as topically administered vaginal contr...

Spermatogenesis-Blocking Agents - Chemical substances which inhibit the process of spermatozoa formation at either the first stage, in...

Spermatogenesis-Blocking Agents - Chemical substances which inhibit the process of spermatozoa formation at either the first stage, in...

Spermatogenesis-Blocking Agents - Chemical substances which inhibit the process of spermatozoa formation at either the first stage, in...

Stimulants, Historical - Agents or remedies that historically have produced stimulation or excited functional activity....

Sunscreening Agents - Chemical or physical agents that protect the skin from sunburn and erythema by absorbing or blocking...

Sunscreening Agents - Chemical or physical agents that protect the skin from sunburn and erythema by absorbing or blocking...

Sympatholytics - Drugs that inhibit the actions of the sympathetic nervous system by any mechanism. The most common o...

Sympathomimetics - Drugs that mimic the effects of stimulating postganglionic adrenergic sympathetic nerves. Included h...

Therapeutic Uses - Uses of chemicals which affect the course of conditions, diseases, syndromes or pathology to benefit...

Tocolytic Agents - Drugs that prevent preterm labor and immature birth by suppressing uterine contractions (TOCOLYSIS)....

Tocolytic Agents - Drugs that prevent preterm labor and immature birth by suppressing uterine contractions (TOCOLYSIS)....

Trace Elements - A group of chemical elements that are needed in minute quantities for the proper growth, development...

Tranquilizing Agents - A traditional grouping of drugs said to have a soothing or calming effect on mood, thought, or behav...

Tranquilizing Agents - A traditional grouping of drugs said to have a soothing or calming effect on mood, thought, or behav...

Tranquilizing Agents - A traditional grouping of drugs said to have a soothing or calming effect on mood, thought, or behav...

Trypanocidal Agents - Agents destructive to the protozoal organisms belonging to the suborder TRYPANOSOMATINA....

Trypsin Inhibitors - Serine proteinase inhibitors which inhibit trypsin. They may be endogenous or exogenous compounds....

Tubulin Modulators - Agents that interact with TUBULIN to inhibit or promote polymerization of MICROTUBULES....

Uncoupling Agents - Chemical agents that uncouple oxidation from phosphorylation in the metabolic cycle so that ATP synt...

Uricosuric Agents - Gout suppressants that act directly on the renal tubule to increase the excretion of uric acid, thus...

Uricosuric Agents - Gout suppressants that act directly on the renal tubule to increase the excretion of uric acid, thus...

Vasoconstrictor Agents - Drugs used to cause constriction of the blood vessels....

Vasodilator Agents - Drugs used to cause dilation of the blood vessels....

Vitamin B Complex - A group of water-soluble vitamins, some of which are COENZYMES....

Vitamins - Organic substances that are required in small amounts for maintenance and growth, but which cannot b...