Target type: biologicalprocess
Any process that increases the frequency, rate or extent of vascular smooth muscle contraction. [GOC:mtg_cardio, GOC:mtg_sensu, GOC:rl]
Regulation of vascular associated smooth muscle contraction is a complex and tightly controlled process that ensures proper blood flow and pressure throughout the body. This process involves a delicate balance of various signaling pathways and mechanisms, ultimately leading to either contraction or relaxation of the smooth muscle cells lining the blood vessels.
**Key Regulators of Contraction:**
* **Calcium Ions (Ca2+):** The primary trigger for smooth muscle contraction is an increase in intracellular Ca2+ levels. This influx can occur through various pathways, including:
* **Voltage-gated calcium channels (VGCCs):** Depolarization of the smooth muscle cell membrane opens these channels, allowing Ca2+ to flow into the cell.
* **Ligand-gated calcium channels:** These channels are activated by the binding of specific ligands, such as neurotransmitters (e.g., norepinephrine, acetylcholine) or hormones (e.g., angiotensin II).
* **Stretch-activated calcium channels:** Mechanical stretching of the smooth muscle cell can activate these channels.
* **Calcium release from intracellular stores:** Ca2+ is also stored within the sarcoplasmic reticulum (SR) of smooth muscle cells. Hormones like epinephrine can activate IP3 receptors on the SR, leading to the release of Ca2+ into the cytoplasm.
* **Calcium-Calmodulin Complex:** Upon entering the cytoplasm, Ca2+ binds to calmodulin, a calcium-binding protein. This Ca2+-calmodulin complex then activates myosin light chain kinase (MLCK).
* **Myosin Light Chain Kinase (MLCK):** Activated MLCK phosphorylates the regulatory light chain of myosin, which is a crucial step in initiating the cross-bridge cycling between actin and myosin, leading to muscle contraction.
**Regulation of Contraction:**
* **Myosin Light Chain Phosphatase (MLCP):** MLCP is a key enzyme that removes the phosphate group from the regulatory light chain of myosin, causing muscle relaxation. MLCP activity is tightly regulated and can be inhibited by various factors, including Rho-kinase.
* **Rho-kinase:** This enzyme plays a crucial role in maintaining smooth muscle contraction by inhibiting MLCP activity, thereby prolonging the phosphorylated state of myosin.
* **Nitric Oxide (NO):** NO is a potent vasodilator that relaxes smooth muscle. It is produced by endothelial cells lining the blood vessels and activates guanylate cyclase in smooth muscle cells, leading to an increase in cyclic GMP (cGMP) levels. cGMP activates protein kinase G (PKG), which inhibits MLCK activity and enhances MLCP activity, promoting relaxation.
* **Other Factors:** Other factors that influence smooth muscle contraction include various hormones (e.g., endothelin, angiotensin II, adrenaline), local mediators (e.g., prostaglandins), and changes in the surrounding pH and oxygen tension.
**Significance of Regulation:**
* **Blood Pressure Regulation:** Smooth muscle contraction and relaxation in blood vessels are crucial for maintaining blood pressure. Vasodilation (relaxation) reduces resistance to blood flow, lowering blood pressure, while vasoconstriction (contraction) increases resistance, raising blood pressure.
* **Blood Flow Distribution:** The regulation of smooth muscle contraction enables the redistribution of blood flow to different organs and tissues based on their needs.
* **Organ Function:** Smooth muscle contraction is essential for the function of many organs, including the heart, lungs, bladder, uterus, and digestive system.
**Disorders and Conditions:**
Dysregulation of smooth muscle contraction can lead to various cardiovascular diseases, such as hypertension, atherosclerosis, and coronary artery disease. It can also contribute to disorders of the digestive system, respiratory system, and reproductive system.'
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| Protein | Definition | Taxonomy |
|---|---|---|
| P2X purinoceptor 1 | A P2X purinoceptor 1 that is encoded in the genome of human. [PRO:DNx, UniProtKB:P51575] | Homo sapiens (human) |
| Alpha-2B adrenergic receptor | An alpha-2B adrenergic receptor that is encoded in the genome of human. [PRO:WCB, UniProtKB:P18089] | Homo sapiens (human) |
| Compound | Definition | Classes | Roles |
|---|---|---|---|
| quinacrine | quinacrine : A member of the class of acridines that is acridine substituted by a chloro group at position 6, a methoxy group at position 2 and a [5-(diethylamino)pentan-2-yl]nitrilo group at position 9. Quinacrine: An acridine derivative formerly widely used as an antimalarial but superseded by chloroquine in recent years. It has also been used as an anthelmintic and in the treatment of giardiasis and malignant effusions. It is used in cell biological experiments as an inhibitor of phospholipase A2. | acridines; aromatic ether; organochlorine compound; tertiary amino compound | antimalarial; EC 1.8.1.12 (trypanothione-disulfide reductase) inhibitor |
| pyridoxal phosphate | pyridoxal 5'-phosphate : The monophosphate ester obtained by condensation of phosphoric acid with the primary hydroxy group of pyridoxal. Pyridoxal Phosphate: This is the active form of VITAMIN B 6 serving as a coenzyme for synthesis of amino acids, neurotransmitters (serotonin, norepinephrine), sphingolipids, aminolevulinic acid. During transamination of amino acids, pyridoxal phosphate is transiently converted into pyridoxamine phosphate (PYRIDOXAMINE). | methylpyridines; monohydroxypyridine; pyridinecarbaldehyde; vitamin B6 phosphate | coenzyme; cofactor; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| 6-fluoronorepinephrine | 6-fluoronorepinephrine: agonist for activation of alpha & beta adrenergic-sensitive cyclic AMP-generating systems; RN given refers to cpd without isomeric designation | catechols | |
| alprenolol | alprenolol : A secondary alcohol that is propan-2-ol substituted by a 2-allylphenoxy group at position 1 and an isopropylamino group at position 3. It is a beta-adrenergic antagonist used as a antihypertensive, anti-arrhythmia and a sympatholytic agent. Alprenolol: One of the ADRENERGIC BETA-ANTAGONISTS used as an antihypertensive, anti-anginal, and anti-arrhythmic agent. | secondary alcohol; secondary amino compound | anti-arrhythmia drug; antihypertensive agent; beta-adrenergic antagonist; sympatholytic agent |
| amiodarone | amiodarone : A member of the class of 1-benzofurans that is 1-benzofuran substituted by a butyl group at position 2 and a 4-[2-(diethylamino)ethoxy]-3,5-diiodobenzoyl group at position 3. It is a cardiovascular drug used for the treatment of cardiac dysrhythmias. Amiodarone: An antianginal and class III antiarrhythmic drug. It increases the duration of ventricular and atrial muscle action by inhibiting POTASSIUM CHANNELS and VOLTAGE-GATED SODIUM CHANNELS. There is a resulting decrease in heart rate and in vascular resistance. | 1-benzofurans; aromatic ketone; organoiodine compound; tertiary amino compound | cardiovascular drug |
| amitriptyline | amitriptyline : An organic tricyclic compound that is 10,11-dihydro-5H-dibenzo[a,d][7]annulene substituted by a 3-(dimethylamino)propylidene group at position 5. Amitriptyline: Tricyclic antidepressant with anticholinergic and sedative properties. It appears to prevent the re-uptake of norepinephrine and serotonin at nerve terminals, thus potentiating the action of these neurotransmitters. Amitriptyline also appears to antagonize cholinergic and alpha-1 adrenergic responses to bioactive amines. | carbotricyclic compound; tertiary amine | adrenergic uptake inhibitor; antidepressant; environmental contaminant; tropomyosin-related kinase B receptor agonist; xenobiotic |
| amoxapine | amoxapine : A dibenzooxazepine compound having a chloro substituent at the 2-position and a piperazin-1-yl group at the 11-position. Amoxapine: The N-demethylated derivative of the antipsychotic agent LOXAPINE that works by blocking the reuptake of norepinephrine, serotonin, or both; it also blocks dopamine receptors. Amoxapine is used for the treatment of depression. | dibenzooxazepine | adrenergic uptake inhibitor; antidepressant; dopaminergic antagonist; geroprotector; serotonin uptake inhibitor |
| apraclonidine | apraclonidine : An imidazoline that is 2-amino 4,5-dihydro-1H-imidazoline in which one of the exocyclic amino hydrogens has been replaced by a 4-amino-2,6-dichlorophenyl group. apraclonidine: relieves postoperative intraocular pressure following trabeculoplasty; RN given refers to parent cpd | dichlorobenzene; guanidines; imidazolines | alpha-adrenergic agonist; antiglaucoma drug; beta-adrenergic agonist; diagnostic agent; ophthalmology drug |
| astemizole | astemizole : A piperidine compound having a 2-(4-methoxyphenyl)ethyl group at the 1-position and an N-[(4-fluorobenzyl)benzimidazol-2-yl]amino group at the 4-position. Astemizole: Antihistamine drug now withdrawn from the market in many countries because of rare but potentially fatal side effects. | benzimidazoles; piperidines | anti-allergic agent; anticoronaviral agent; H1-receptor antagonist |
| bithionol | bithionol : An aryl sulfide that is diphenyl sulfide in which each phenyl group is substituted at position 2 by hydroxy and at positions 3 and 5 by chlorine. A fungicide and anthelmintic, it was used in various topical drug products for the treatment of liver flukes, but withdrawn after being shown to be a potent photosensitizer with the potential to cause serious skin disorders. Bithionol: Halogenated anti-infective agent that is used against trematode and cestode infestations. | aryl sulfide; bridged diphenyl antifungal drug; bridged diphenyl fungicide; dichlorobenzene; organochlorine pesticide; polyphenol | antifungal agrochemical; antiplatyhelmintic drug |
| bmy 7378 | piperazines | ||
| brimonidine | imidazoles; quinoxaline derivative; secondary amine | adrenergic agonist; alpha-adrenergic agonist; antihypertensive agent | |
| candesartan | candesartan : A benzimidazolecarboxylic acid that is 1H-benzimidazole-7-carboxylic acid substituted by an ethoxy group at position 2 and a ({2'-(1H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl}methyl) group at position 1. It is a angiotensin receptor antagonist used for the treatment of hypertension. candesartan: a nonpeptide angiotensin II receptor antagonist | benzimidazolecarboxylic acid; biphenylyltetrazole | angiotensin receptor antagonist; antihypertensive agent; environmental contaminant; xenobiotic |
| carvedilol | carbazoles; secondary alcohol; secondary amino compound | alpha-adrenergic antagonist; antihypertensive agent; beta-adrenergic antagonist; cardiovascular drug; vasodilator agent | |
| celecoxib | organofluorine compound; pyrazoles; sulfonamide; toluenes | cyclooxygenase 2 inhibitor; geroprotector; non-narcotic analgesic; non-steroidal anti-inflammatory drug | |
| chloroquine | chloroquine : An aminoquinoline that is quinoline which is substituted at position 4 by a [5-(diethylamino)pentan-2-yl]amino group at at position 7 by chlorine. It is used for the treatment of malaria, hepatic amoebiasis, lupus erythematosus, light-sensitive skin eruptions, and rheumatoid arthritis. Chloroquine: The prototypical antimalarial agent with a mechanism that is not well understood. It has also been used to treat rheumatoid arthritis, systemic lupus erythematosus, and in the systemic therapy of amebic liver abscesses. | aminoquinoline; organochlorine compound; secondary amino compound; tertiary amino compound | anticoronaviral agent; antimalarial; antirheumatic drug; autophagy inhibitor; dermatologic drug |
| chlorpromazine | chlorpromazine : A substituted phenothiazine in which the ring nitrogen at position 10 is attached to C-3 of an N,N-dimethylpropanamine moiety. Chlorpromazine: The prototypical phenothiazine antipsychotic drug. Like the other drugs in this class chlorpromazine's antipsychotic actions are thought to be due to long-term adaptation by the brain to blocking DOPAMINE RECEPTORS. Chlorpromazine has several other actions and therapeutic uses, including as an antiemetic and in the treatment of intractable hiccup. | organochlorine compound; phenothiazines; tertiary amine | anticoronaviral agent; antiemetic; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; phenothiazine antipsychotic drug |
| ciglitazone | ciglitazone : An aromatic ether that consists of 1,3-thiazolidine-2,4-dione with position 5 substituted by a 4-[(1-methylcyclohexyl)methoxy]benzyl group. A selective PPARgamma agonist. ciglitazone: structure given in second source; PPAR agonist used for type II diabetes | aromatic ether; thiazolidinone | antineoplastic agent; insulin-sensitizing drug |
| cirazoline | cirazoline: posseses agonist properties at alpha-adrenoreceptor sites; RN given refers to parent cpd | aromatic ether | |
| cisapride | cisapride : The amide resulting from formal condensation of 4-amino-5-chloro-2-methoxybenzoic acid with cis-1-[3-(4-fluorophenoxy)propyl]-3-methoxypiperidin-4-amine. It has been used (as its monohydrate or as its tartrate) for the treatment of gastro-oesophageal reflux disease and for non-ulcer dyspepsia, but its propensity to cause cardiac arrhythmias resulted in its complete withdrawal from many countries, including the U.K., and restrictions on its use elsewhere. Cisapride: A substituted benzamide used for its prokinetic properties. It is used in the management of gastroesophageal reflux disease, functional dyspepsia, and other disorders associated with impaired gastrointestinal motility. (Martindale The Extra Pharmacopoeia, 31st ed) | benzamides | |
| clomipramine | clomipramine : A dibenzoazepine that is 10,11-dihydro-5H-dibenzo[b,f]azepine which is substituted by chlorine at position 3 and in which the hydrogen attached to the nitrogen is replaced by a 3-(dimethylamino)propyl group. One of the more sedating tricyclic antidepressants, it is used as the hydrochloride salt for the treatment of depression as well as obsessive-compulsive disorder and phobias. Clomipramine: A tricyclic antidepressant similar to IMIPRAMINE that selectively inhibits the uptake of serotonin in the brain. It is readily absorbed from the gastrointestinal tract and demethylated in the liver to form its primary active metabolite, desmethylclomipramine. | dibenzoazepine | anticoronaviral agent; antidepressant; EC 1.8.1.12 (trypanothione-disulfide reductase) inhibitor; serotonergic antagonist; serotonergic drug; serotonin uptake inhibitor |
| clonidine | clonidine (amino form) : A clonidine that is 4,5-dihydro-1H-imidazol-2-amine in which one of the amino hydrogens is replaced by a 2,6-dichlorophenyl group. Clonidine: An imidazoline sympatholytic agent that stimulates ALPHA-2 ADRENERGIC RECEPTORS and central IMIDAZOLINE RECEPTORS. It is commonly used in the management of HYPERTENSION. | clonidine; imidazoline | |
| clotrimazole | conazole antifungal drug; imidazole antifungal drug; imidazoles; monochlorobenzenes | antiinfective agent; environmental contaminant; xenobiotic | |
| cyproheptadine | cyproheptadine : The product resulting from the formal oxidative coupling of position 5 of 5H-dibenzo[a,d]cycloheptene with position 4 of 1-methylpiperidine resulting in the formation of a double bond between the two fragments. It is a sedating antihistamine with antimuscarinic and calcium-channel blocking actions. It is used (particularly as the hydrochloride sesquihydrate) for the relief of allergic conditions including rhinitis, conjunctivitis due to inhalant allergens and foods, urticaria and angioedema, and in pruritic skin disorders. Unlike other antihistamines, it is also a seratonin receptor antagonist, making it useful in conditions such as vascular headache and anorexia. Cyproheptadine: A serotonin antagonist and a histamine H1 blocker used as antipruritic, appetite stimulant, antiallergic, and for the post-gastrectomy dumping syndrome, etc. | piperidines; tertiary amine | anti-allergic agent; antipruritic drug; gastrointestinal drug; H1-receptor antagonist; serotonergic antagonist |
| desipramine | desipramine : A dibenzoazepine consisting of 10,11-dihydro-5H-dibenzo[b,f]azepine substituted on nitrogen with a 3-(methylamino)propyl group. Desipramine: A tricyclic dibenzazepine compound that potentiates neurotransmission. Desipramine selectively blocks reuptake of norepinephrine from the neural synapse, and also appears to impair serotonin transport. This compound also possesses minor anticholinergic activity, through its affinity to muscarinic receptors. | dibenzoazepine; secondary amino compound | adrenergic uptake inhibitor; alpha-adrenergic antagonist; antidepressant; cholinergic antagonist; drug allergen; EC 3.1.4.12 (sphingomyelin phosphodiesterase) inhibitor; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; H1-receptor antagonist; serotonin uptake inhibitor |
| disulfiram | organic disulfide; organosulfur acaricide | angiogenesis inhibitor; antineoplastic agent; apoptosis inducer; EC 1.2.1.3 [aldehyde dehydrogenase (NAD(+))] inhibitor; EC 3.1.1.1 (carboxylesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; EC 5.99.1.2 (DNA topoisomerase) inhibitor; ferroptosis inducer; fungicide; NF-kappaB inhibitor | |
| domperidone | domperidone : 1-[3-(Piperidin-1-yl)propyl]-1,3-dihydro-2H-benzimidazol-2-one in which the 4-position of the piperidine ring is substituted by a 5-chloro-1,3-dihydro-2H-benzimidazol-2-on-1-yl group. A dopamine antagonist, it is used as an antiemetic for the short-term treatment of nausea and vomiting, and to control gastrointestinal effects of dopaminergic drugs given in the management of parkinsonism. The free base is used in oral suspensions, while the maleate salt is used in tablet preparations. Domperidone: A specific blocker of dopamine receptors. It speeds gastrointestinal peristalsis, causes prolactin release, and is used as antiemetic and tool in the study of dopaminergic mechanisms. | benzimidazoles; heteroarylpiperidine | antiemetic; dopaminergic antagonist |
| doxazosin | doxazosin : A member of the class of quinazolines that is quinazoline substituted by an amino group at position 4, methoxy groups at positions 6 and 7 and a piperazin-1-yl group at position 2 which in turn is substituted by a 2,3-dihydro-1,4-benzodioxin-2-ylcarbonyl group at position 4. An antihypertensive agent, it is used in the treatment of high blood pressure. Doxazosin: A prazosin-related compound that is a selective alpha-1-adrenergic blocker. | aromatic amine; benzodioxine; monocarboxylic acid amide; N-acylpiperazine; N-arylpiperazine; quinazolines | alpha-adrenergic antagonist; antihyperplasia drug; antihypertensive agent; antineoplastic agent; vasodilator agent |
| doxepin | doxepin : A dibenzooxepine that is 6,11-dihydrodibenzo[b,e]oxepine substituted by a 3-(dimethylamino)propylidene group at position 11. It is used as an antidepressant drug. Doxepin: A dibenzoxepin tricyclic compound. It displays a range of pharmacological actions including maintaining adrenergic innervation. Its mechanism of action is not fully understood, but it appears to block reuptake of monoaminergic neurotransmitters into presynaptic terminals. It also possesses anticholinergic activity and modulates antagonism of histamine H(1)- and H(2)-receptors. | dibenzooxepine; tertiary amino compound | antidepressant |
| droperidol | droperidol : An organofluorine compound that is haloperidol in which the hydroxy group has been eliminated with the introduction of a double bond in the piperidine ring, and the 4-chlorophenyl group has been replaced by a benzimidazol-2-on-1-yl group. It is used in the management of chemotherapy-induced nausea and vomiting, and in conjunction with an opioid analgesic such as fentanyl to maintain the patient in a calm state of neuroleptanalgesia with indifference to surroundings but still able to cooperate with the surgeon. Droperidol: A butyrophenone with general properties similar to those of HALOPERIDOL. It is used in conjunction with an opioid analgesic such as FENTANYL to maintain the patient in a calm state of neuroleptanalgesia with indifference to surroundings but still able to cooperate with the surgeon. It is also used as a premedicant, as an antiemetic, and for the control of agitation in acute psychoses. (From Martindale, The Extra Pharmacopoeia, 29th ed, p593) | aromatic ketone; benzimidazoles; organofluorine compound | anaesthesia adjuvant; antiemetic; dopaminergic antagonist; first generation antipsychotic |
| ebastine | organic molecular entity | ||
| econazole | 1-{2-(4-chlorobenzyloxy)-2-(2,4-dichlorophenyl)ethyl}imidazole : A member of the class of imidazoles that is 1-(2,4-dichlorophenyl)-2-(imidazol-1-yl)ethanol in which the hydroxyl hydrogen is replaced by a 4-chlorobenzyl group. econazole : A racemate composed of equimolar amounts of (R)- and (S)-econazole. Used (as its nitrate salt) to treat skin infections such as athlete's foot, jock itch, ringworm and other fungal skin infections. Econazole: An imidazole derivative that is commonly used as a topical antifungal agent. | dichlorobenzene; ether; imidazoles; monochlorobenzenes | |
| eperisone | 1-(4-ethylphenyl)-2-methyl-3-(piperidin-1-yl)propan-1-one : An aromatic ketone that is N-propylpiperidine in which a hydrogen at positon 2 of the propyl group is replaced by a p-ethylbenzoyl group. eperisone : A racemate that is an equimolar mixture of (R)- and (S)-eperisone. It is used (as the hydrochloride salt) as a muscle relaxant for the symptomatic treatment of muscle spasm and spasticity. | aromatic ketone; piperidines | |
| fluphenazine | N-alkylpiperazine; organofluorine compound; phenothiazines | anticoronaviral agent; dopaminergic antagonist; phenothiazine antipsychotic drug | |
| fluoxetine | fluoxetine : A racemate comprising equimolar amounts of (R)- and (S)-fluoxetine. A selective serotonin reuptake inhibitor (SSRI), it is used (generally as the hydrochloride salt) for the treatment of depression (and the depressive phase of bipolar disorder), bullimia nervosa, and obsessive-compulsive disorder. Fluoxetine: The first highly specific serotonin uptake inhibitor. It is used as an antidepressant and often has a more acceptable side-effects profile than traditional antidepressants. N-methyl-3-phenyl-3-[4-(trifluoromethyl)phenoxy]propan-1-amine : An aromatic ether consisting of 4-trifluoromethylphenol in which the hydrogen of the phenolic hydroxy group is replaced by a 3-(methylamino)-1-phenylpropyl group. | (trifluoromethyl)benzenes; aromatic ether; secondary amino compound | |
| guanfacine | Guanfacine: A centrally acting antihypertensive agent with specificity towards ADRENERGIC ALPHA-2 RECEPTORS. | acetamides | |
| haloperidol | haloperidol : A compound composed of a central piperidine structure with hydroxy and p-chlorophenyl substituents at position 4 and an N-linked p-fluorobutyrophenone moiety. Haloperidol: A phenyl-piperidinyl-butyrophenone that is used primarily to treat SCHIZOPHRENIA and other PSYCHOSES. It is also used in schizoaffective disorder, DELUSIONAL DISORDERS, ballism, and TOURETTE SYNDROME (a drug of choice) and occasionally as adjunctive therapy in INTELLECTUAL DISABILITY and the chorea of HUNTINGTON DISEASE. It is a potent antiemetic and is used in the treatment of intractable HICCUPS. (From AMA Drug Evaluations Annual, 1994, p279) | aromatic ketone; hydroxypiperidine; monochlorobenzenes; organofluorine compound; tertiary alcohol | antidyskinesia agent; antiemetic; dopaminergic antagonist; first generation antipsychotic; serotonergic antagonist |
| haloprogin | haloprogin: minor descriptor (73-86); on-line & INDEX MEDICUS search PHENYL ETHERS (73-86) | aromatic ether | |
| hydroxychloroquine | hydroxychloroquine : An aminoquinoline that is chloroquine in which one of the N-ethyl groups is hydroxylated at position 2. An antimalarial with properties similar to chloroquine that acts against erythrocytic forms of malarial parasites, it is mainly used as the sulfate salt for the treatment of lupus erythematosus, rheumatoid arthritis, and light-sensitive skin eruptions. Hydroxychloroquine: A chemotherapeutic agent that acts against erythrocytic forms of malarial parasites. Hydroxychloroquine appears to concentrate in food vacuoles of affected protozoa. It inhibits plasmodial heme polymerase. (From Gilman et al., Goodman and Gilman's The Pharmacological Basis of Therapeutics, 9th ed, p970) | aminoquinoline; organochlorine compound; primary alcohol; secondary amino compound; tertiary amino compound | anticoronaviral agent; antimalarial; antirheumatic drug; dermatologic drug |
| ketoconazole | 1-acetyl-4-(4-{[2-(2,4-dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy}phenyl)piperazine : A dioxolane that is 1,3-dioxolane which is substituted at positions 2, 2, and 4 by imidazol-1-ylmethyl, 2,4-dichlorophenyl, and [para-(4-acetylpiperazin-1-yl)phenoxy]methyl groups, respectively. | dichlorobenzene; dioxolane; ether; imidazoles; N-acylpiperazine; N-arylpiperazine | |
| ketotifen | ketotifen : An organic heterotricyclic compound that is 4,9-dihydro-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one which is substituted at position 4 by a 1-methylpiperidin-4-ylidene group. A blocker of histamine H1 receptors with a stabilising action on mast cells, it is used (usually as its hydrogen fumarate salt) for the treatment of asthma, where it may take several weeks to exert its full effect. Ketotifen: A cycloheptathiophene blocker of histamine H1 receptors and release of inflammatory mediators. It has been proposed for the treatment of asthma, rhinitis, skin allergies, and anaphylaxis. | cyclic ketone; olefinic compound; organic heterotricyclic compound; organosulfur heterocyclic compound; piperidines; tertiary amino compound | anti-asthmatic drug; H1-receptor antagonist |
| bunolol | Bunolol: A nonselective beta-adrenoceptor antagonist used in the treatment of glaucoma. | naphthalenone | |
| maprotiline | Maprotiline: A bridged-ring tetracyclic antidepressant that is both mechanistically and functionally similar to the tricyclic antidepressants, including side effects associated with its use. | anthracenes | |
| methapyrilene | methapyrilene : A member of the class of ethylenediamine derivatives that is ethylenediamine in which one of the nitrogens is substituted by two methyl groups, and the other nitrogen is substituted by a 2-pyridyl group and a (2-thienyl)methyl group. Methapyrilene: Histamine H1 antagonist with sedative action used as a hypnotic and in allergies. | ethylenediamine derivative | anti-allergic agent; carcinogenic agent; H1-receptor antagonist; sedative |
| mianserin | mianserin : A dibenzoazepine (specifically 1,2,3,4,10,14b-hexahydrodibenzo[c,f]pyrazino[1,2-a]azepine) methyl-substituted on N-2. Closely related to (and now mostly superseded by) the tetracyclic antidepressant mirtazapinean, it is an atypical antidepressant used in the treatment of depression throughout Europe and elsewhere. Mianserin: A tetracyclic compound with antidepressant effects. It may cause drowsiness and hematological problems. Its mechanism of therapeutic action is not well understood, although it apparently blocks alpha-adrenergic, histamine H1, and some types of serotonin receptors. | dibenzoazepine | adrenergic uptake inhibitor; alpha-adrenergic antagonist; antidepressant; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; geroprotector; H1-receptor antagonist; histamine agonist; sedative; serotonergic antagonist |
| miconazole | 1-[2-(2,4-dichlorobenzyloxy)-2-(2,4-dichlorophenyl)ethyl]imidazole : A member of the class of imidazoles that is 1-(2,4-dichlorophenyl)-2-(imidazol-1-yl)ethanol in which the hydroxyl hydrogen is replaced by a 2,4-dichlorobenzyl group. miconazole : A racemate composed of equimolar amounts of (R)- and (S)-miconazole. Used (as its nitrate salt) to treat skin infections such as athlete's foot, jock itch, ringworm and other fungal skin infections. It inhibits the synthesis of ergosterol, a critical component of fungal cell membranes. Miconazole: An imidazole antifungal agent that is used topically and by intravenous infusion. | dichlorobenzene; ether; imidazoles | |
| mirtazapine | Mirtazapine: A piperazinoazepine tetracyclic compound that enhances the release of NOREPINEPHRINE and SEROTONIN through blockage of presynaptic ALPHA-2 ADRENERGIC RECEPTORS. It also blocks both 5-HT2 and 5-HT3 serotonin receptors and is a potent HISTAMINE H1 RECEPTOR antagonist. It is used for the treatment of depression, and may also be useful for the treatment of anxiety disorders. | benzazepine; tetracyclic antidepressant | alpha-adrenergic antagonist; anxiolytic drug; H1-receptor antagonist; histamine antagonist; oneirogen; serotonergic antagonist |
| nan 190 | 1-(2-methoxyphenyl)-4-(4-(2-phthalimido)butyl)piperazine: RN from Toxlit NAN 190 : An N-alkylpiperazine that consists of (2-methoxyphenyl)piperazine in which the amine hydrogen is substituted by a 4-(2-phthalimido)butyl group. | N-alkylpiperazine; N-arylpiperazine; phthalimides | serotonergic antagonist |
| nortriptyline | nortriptyline : An organic tricyclic compound that is 10,11-dihydro-5H-dibenzo[a,d][7]annulene substituted by a 3-(methylamino)propylidene group at position 5. It is an active metabolite of amitriptyline. Nortriptyline: A metabolite of AMITRIPTYLINE that is also used as an antidepressive agent. Nortriptyline is used in major depression, dysthymia, and atypical depressions. | organic tricyclic compound; secondary amine | adrenergic uptake inhibitor; analgesic; antidepressant; antineoplastic agent; apoptosis inducer; drug metabolite |
| orphenadrine | orphenadrine : A tertiary amino compound which is the phenyl-o-tolylmethyl ether of 2-(dimethylamino)ethanol. Orphenadrine: A muscarinic antagonist used to treat drug-induced parkinsonism and to relieve pain from muscle spasm. | ether; tertiary amino compound | antidyskinesia agent; antiparkinson drug; H1-receptor antagonist; muscarinic antagonist; muscle relaxant; NMDA receptor antagonist; parasympatholytic |
| oxymetazoline | oxymetazoline : A member of the class of phenols that is 2,4-dimethylphenol which is substituted at positions 3 and 6 by 4,5-dihydro-1H-imidazol-2-ylmethyl and tert-butyl groups, respectively. A direct-acting sympathomimetic with marked alpha-adrenergic activity, it is a vasoconstrictor that is used (generally as the hydrochloride salt) to relieve nasal congestion. Oxymetazoline: A direct acting sympathomimetic used as a vasoconstrictor to relieve nasal congestion. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1251) | carboxamidine; imidazolines; phenols | alpha-adrenergic agonist; nasal decongestant; sympathomimetic agent; vasoconstrictor agent |
| 4-iodoclonidine | 4-iodoclonidine: structure given in first source | ||
| moxonidine | moxonidine: structure given in first source | organohalogen compound; pyrimidines | |
| pindolol | pindolol : A member of the class of indols which is the 2-hydroxy-3-(isopropylamino)propyl ether derivative of 1H-indol-4-ol. Pindolol: A moderately lipophilic beta blocker (ADRENERGIC BETA-ANTAGONISTS). It is non-cardioselective and has intrinsic sympathomimetic actions, but little membrane-stabilizing activity. (From Martindale, The Extra Pharmocopoeia, 30th ed, p638) | indoles; secondary amine | antiglaucoma drug; antihypertensive agent; beta-adrenergic antagonist; serotonergic antagonist; vasodilator agent |
| practolol | practolol : N-(4-Hydroxyphenyl)acetamide in which the hydrogen of the phenolic hydroxy group is substituted by a 3-(isopropylaminoamino)-2-hydroxypropyl group. A selective beta blocker, it has been used in the emergency treatment of cardiac arrhythmias. Practolol: A beta-1 adrenergic antagonist that has been used in the emergency treatment of CARDIAC ARRYTHMIAS. | acetamides; ethanolamines; propanolamine; secondary alcohol; secondary amino compound | anti-arrhythmia drug; beta-adrenergic antagonist |
| prazosin | prazosin : A member of the class of piperazines that is piperazine substituted by a furan-2-ylcarbonyl group and a 4-amino-6,7-dimethoxyquinazolin-2-yl group at positions 1 and 4 respectively. Prazosin: A selective adrenergic alpha-1 antagonist used in the treatment of HEART FAILURE; HYPERTENSION; PHEOCHROMOCYTOMA; RAYNAUD DISEASE; PROSTATIC HYPERTROPHY; and URINARY RETENTION. | aromatic ether; furans; monocarboxylic acid amide; piperazines; quinazolines | alpha-adrenergic antagonist; antihypertensive agent; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor |
| prochlorperazine | prochlorperazine : A member of the class of phenothiazines that is 10H-phenothiazine having a chloro substituent at the 2-position and a 3-(4-methylpiperazin-1-yl)propyl group at the N-10 position. Prochlorperazine: A phenothiazine antipsychotic used principally in the treatment of NAUSEA; VOMITING; and VERTIGO. It is more likely than CHLORPROMAZINE to cause EXTRAPYRAMIDAL DISORDERS. (From Martindale, The Extra Pharmacopoeia, 30th ed, p612) | N-alkylpiperazine; N-methylpiperazine; organochlorine compound; phenothiazines | alpha-adrenergic antagonist; antiemetic; cholinergic antagonist; dopamine receptor D2 antagonist; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; first generation antipsychotic |
| promazine | promazine : A phenothiazine deriative in which the phenothiazine tricycle has a 3-(dimethylaminopropyl) group at the N-10 position. Promazine: A phenothiazine with actions similar to CHLORPROMAZINE but with less antipsychotic activity. It is primarily used in short-term treatment of disturbed behavior and as an antiemetic. | phenothiazines; tertiary amine | antiemetic; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; H1-receptor antagonist; muscarinic antagonist; phenothiazine antipsychotic drug; serotonergic antagonist |
| promethazine | promethazine : A tertiary amine that is a substituted phenothiazine in which the ring nitrogen at position 10 is attached to C-3 of an N,N-dimethylpropan-2-amine moiety. Promethazine: A phenothiazine derivative with histamine H1-blocking, antimuscarinic, and sedative properties. It is used as an antiallergic, in pruritus, for motion sickness and sedation, and also in animals. | phenothiazines; tertiary amine | anti-allergic agent; anticoronaviral agent; antiemetic; antipruritic drug; H1-receptor antagonist; local anaesthetic; sedative |
| propranolol | propranolol : A propanolamine that is propan-2-ol substituted by a propan-2-ylamino group at position 1 and a naphthalen-1-yloxy group at position 3. Propranolol: A widely used non-cardioselective beta-adrenergic antagonist. Propranolol has been used for MYOCARDIAL INFARCTION; ARRHYTHMIA; ANGINA PECTORIS; HYPERTENSION; HYPERTHYROIDISM; MIGRAINE; PHEOCHROMOCYTOMA; and ANXIETY but adverse effects instigate replacement by newer drugs. | naphthalenes; propanolamine; secondary amine | anti-arrhythmia drug; antihypertensive agent; anxiolytic drug; beta-adrenergic antagonist; environmental contaminant; human blood serum metabolite; vasodilator agent; xenobiotic |
| quetiapine | dibenzothiazepine; N-alkylpiperazine; N-arylpiperazine | adrenergic antagonist; dopaminergic antagonist; histamine antagonist; second generation antipsychotic; serotonergic antagonist | |
| rabeprazole | Rabeprazole: A 4-(3-methoxypropoxy)-3-methylpyridinyl derivative of timoprazole that is used in the therapy of STOMACH ULCERS and ZOLLINGER-ELLISON SYNDROME. The drug inhibits H(+)-K(+)-EXCHANGING ATPASE which is found in GASTRIC PARIETAL CELLS. | benzimidazoles; pyridines; sulfoxide | anti-ulcer drug; EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor |
| raloxifene | raloxifene : A member of the class of 1-benzothiophenes that is 1-benzothiophene in which the hydrogens at positions 2, 3, and 6 have been replaced by p-hydroxyphenyl, p-[2-(piperidin-1-yl)ethoxy]benzoyl, and hydroxy groups, respectively. | 1-benzothiophenes; aromatic ketone; N-oxyethylpiperidine; phenols | bone density conservation agent; estrogen antagonist; estrogen receptor modulator |
| risperidone | risperidone : A member of the class of pyridopyrimidines that is 2-methyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one carrying an additional 2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl group at position 2. Risperidone: A selective blocker of DOPAMINE D2 RECEPTORS and SEROTONIN 5-HT2 RECEPTORS that acts as an atypical antipsychotic agent. It has been shown to improve both positive and negative symptoms in the treatment of SCHIZOPHRENIA. | 1,2-benzoxazoles; heteroarylpiperidine; organofluorine compound; pyridopyrimidine | alpha-adrenergic antagonist; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; H1-receptor antagonist; psychotropic drug; second generation antipsychotic; serotonergic antagonist |
| sibutramine | sibutramine: serotonin and norepinephrine transporter inhibitor; Meridia is tradename for sibutramine hydrochloride | organochlorine compound; tertiary amino compound | anti-obesity agent; serotonin uptake inhibitor |
| sk&f 29661 | 1,2,3,4-tetrahydroisoquinoline-7-sulfonamide: structure | ||
| sulconazole | 1-{2-[(4-chlorobenzyl)sulfanyl]-2-(2,4-dichlorophenyl)ethyl}-1H-imidazole : A member of the class of imidazoles that is 1-ethyl-1H-imidazole in which one of the hydrogens of the methyl group is replaced by a (4-chlorobenzyl)sulfanediyl group while a second is replaced by a 2,4-dichlorophenyl group. sulconazole : A racemate comprising equimolar amounts of (R)- and (S)-sulconazole. An antifungal agent with activity against Candida species, it is used (generally as the nitrate salt) for the topical treatment of fungal skin infections. sulconazole: RN given refers to cpd with unspecified isomeric designation; structure given in first source | dichlorobenzene; imidazoles; monochlorobenzenes; organic sulfide | |
| terazosin | Terazosin: induces decreased blood pressure; used in the treatment of benign prostatic hyperplasia | furans; piperazines; primary amino compound; quinazolines | alpha-adrenergic antagonist; antihypertensive agent; antineoplastic agent |
| thioridazine | thioridazine : A phenothiazine derivative having a methylsulfanyl subsitituent at the 2-position and a (1-methylpiperidin-2-yl)ethyl] group at the N-10 position. Thioridazine: A phenothiazine antipsychotic used in the management of PHYCOSES, including SCHIZOPHRENIA. | phenothiazines; piperidines | alpha-adrenergic antagonist; dopaminergic antagonist; EC 1.8.1.12 (trypanothione-disulfide reductase) inhibitor; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; first generation antipsychotic; H1-receptor antagonist; serotonergic antagonist |
| ticlopidine | ticlopidine : A thienopyridine that is 4,5,6,7-tetrahydrothieno[3,2-c]pyridine in which the hydrogen attached to the nitrogen is replaced by an o-chlorobenzyl group. Ticlopidine: An effective inhibitor of platelet aggregation commonly used in the placement of STENTS in CORONARY ARTERIES. | monochlorobenzenes; thienopyridine | anticoagulant; fibrin modulating drug; hematologic agent; P2Y12 receptor antagonist; platelet aggregation inhibitor |
| tolperisone | Tolperisone: A centrally acting muscle relaxant that has been used for the symptomatic treatment of spasticity and muscle spasm. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1211) | aromatic ketone | |
| trazodone | trazodone : An N-arylpiperazine in which one nitrogen is substituted by a 3-chlorophenyl group, while the other is substituted by a 3-(3-oxo[1,2,4]triazolo[4,3-a]pyridin-2(3H)-yl)propyl group. Trazodone: A serotonin uptake inhibitor that is used as an antidepressive agent. It has been shown to be effective in patients with major depressive disorders and other subsets of depressive disorders. It is generally more useful in depressive disorders associated with insomnia and anxiety. This drug does not aggravate psychotic symptoms in patients with schizophrenia or schizoaffective disorders. (From AMA Drug Evaluations Annual, 1994, p309) | monochlorobenzenes; N-alkylpiperazine; N-arylpiperazine; triazolopyridine | adrenergic antagonist; antidepressant; anxiolytic drug; H1-receptor antagonist; sedative; serotonin uptake inhibitor |
| 5-methylurapidil | |||
| wb 4101 | N-(2,3-dihydro-1,4-benzodioxin-2-ylmethyl)-2-(2,6-dimethoxyphenoxy)ethanamine : A benzodioxine that is 2,3-dihydro-1,4-benzodioxine bearing a [(2',6'-dimethoxyphenoxy)ethylamino]methyl group at position 2. An alpha1A-adrenergic selective antagonist. | aromatic ether; benzodioxine; secondary amino compound | alpha-adrenergic antagonist |
| xylometazoline | xylometazoline: RN given refers to parent cpd; structure | alkylbenzene | |
| zotepine | zotepine: structure | dibenzothiepine; tertiary amino compound | alpha-adrenergic drug; second generation antipsychotic; serotonergic drug |
| phentolamine | phentolamine : A substituted aniline that is 3-aminophenol in which the hydrogens of the amino group are replaced by 4-methylphenyl and 4,5-dihydro-1H-imidazol-2-ylmethyl groups respectively. An alpha-adrenergic antagonist, it is used for the treatment of hypertension. Phentolamine: A nonselective alpha-adrenergic antagonist. It is used in the treatment of hypertension and hypertensive emergencies, pheochromocytoma, vasospasm of RAYNAUD DISEASE and frostbite, clonidine withdrawal syndrome, impotence, and peripheral vascular disease. | imidazoles; phenols; substituted aniline; tertiary amino compound | alpha-adrenergic antagonist; vasodilator agent |
| adenosine diphosphate | Adenosine Diphosphate: Adenosine 5'-(trihydrogen diphosphate). An adenine nucleotide containing two phosphate groups esterified to the sugar moiety at the 5'-position. | adenosine 5'-phosphate; purine ribonucleoside 5'-diphosphate | fundamental metabolite; human metabolite |
| piperoxan | Piperoxan: A benzodioxane alpha-adrenergic blocking agent with considerable stimulatory action. It has been used to diagnose PHEOCHROMOCYTOMA and as an antihypertensive agent. | ||
| phenylephrine | phenylephrine : A member of the class of the class of phenylethanolamines that is (1R)-2-(methylamino)-1-phenylethan-1-ol carrying an additional hydroxy substituent at position 3 on the phenyl ring. Phenylephrine: An alpha-1 adrenergic agonist used as a mydriatic, nasal decongestant, and cardiotonic agent. | phenols; phenylethanolamines; secondary amino compound | alpha-adrenergic agonist; cardiotonic drug; mydriatic agent; nasal decongestant; protective agent; sympathomimetic agent; vasoconstrictor agent |
| mepazine | mepazine: major descriptor (66-85); on-line search PHENOTHIAZINES (66-85); Index Medicus search MEPAZINE (66-85); RN given refers to parent cpd pacatal : A phenothiazine derivative in which 10H-phenothiazine has an N-methylpiperidin-4-ylmethyl substituent at the N-10 position. | phenothiazines | |
| yohimbine hydrochloride | |||
| 2-anisidine | 2-anisidine: RN given refers to parent cpd; structure o-anisidine : A substituted aniline that is aniline in which the hydrogen ortho to the amino group has been replaced by a methoxy group. It is used as a chemical intermediate in the synthesis of azo pigments and dyes. | monomethoxybenzene; primary amino compound; substituted aniline | genotoxin; reagent |
| ergotamine | ergotamine : A peptide ergot alkaloid that is dihydroergotamine in which a double bond replaces the single bond between positions 9 and 10. Ergotamine: A vasoconstrictor found in ergot of Central Europe. It is a serotonin agonist that has been used as an oxytocic agent and in the treatment of MIGRAINE DISORDERS. | peptide ergot alkaloid | alpha-adrenergic agonist; mycotoxin; non-narcotic analgesic; oxytocic; serotonergic agonist; vasoconstrictor agent |
| methylergonovine | Methylergonovine: A homolog of ERGONOVINE containing one more CH2 group. (Merck Index, 11th ed) | ergoline alkaloid | |
| dibenzothiazyl disulfide | dibenzothiazol-2-yl disulfide : An organic disulfide resulting from the formal oxidative coupling of the thiol groups of two molecules of 1,3-benzothiazole-2-thiol. It is used as an accelerator in the rubber industry. dibenzothiazyl disulfide: vulcanizing accelerant | benzothiazoles; organic disulfide | allergen |
| benzethonium chloride | benzethonium chloride : A (synthetic) quaternary ammonium salt that is benzyldimethylamine in which the nitrogen is quaternised by a 2-{2-[p-(2,4,4-trimethylpentan-2-yl)phenoxy]ethoxy}ethyl group, with chloride as the counter-ion. An antiseptic and disinfectant, it is active against a broad spectrum of bacteria, fungi, moulds and viruses. | aromatic ether; chloride salt; quaternary ammonium salt | antibacterial agent; antifungal agent; antiseptic drug; antiviral agent; disinfectant |
| sterogenol | cetylpyridinium bromide : A pyridinium salt that has N-hexadecylpyridinium as the cation and bromide as the anion. hexadecylpyridinium bromide: structure in first source | bromide salt; pyridinium salt | antiseptic drug; EC 2.7.11.18 (myosin-light-chain kinase) inhibitor; surfactant |
| yohimbine | yohimbine : An indole alkaloid with alpha2-adrenoceptor antagonist activity. It is produced by Corynanthe johimbe and Rauwolfia serpentina. Yohimbine: A plant alkaloid with alpha-2-adrenergic blocking activity. Yohimbine has been used as a mydriatic and in the treatment of ERECTILE DYSFUNCTION. | methyl 17-hydroxy-20xi-yohimban-16-carboxylate | alpha-adrenergic antagonist; dopamine receptor D2 antagonist; serotonergic antagonist |
| indopan | alpha-methyltryptamine : A tryptamine derivative having a methyl substituent at the alpha-position. indopan: RN given refers to parent cpd without isomeric designation | tryptamines | |
| methysergide | methysergide : A synthetic ergot alkaloid, structurally related to the oxytocic agent methylergonovine and to the potent hallucinogen LSD and used prophylactically to reduce the frequency and intensity of severe vascular headaches. Methysergide: An ergot derivative that is a congener of LYSERGIC ACID DIETHYLAMIDE. It antagonizes the effects of serotonin in blood vessels and gastrointestinal smooth muscle, but has few of the properties of other ergot alkaloids. Methysergide is used prophylactically in migraine and other vascular headaches and to antagonize serotonin in the carcinoid syndrome. | ergoline alkaloid | |
| chenodeoxycholic acid | chenodeoxycholate : Conjugate base of chenodeoxycholic acid; major species at pH 7.3. chenodeoxycholic acid : A dihydroxy-5beta-cholanic acid that is (5beta)-cholan-24-oic acid substituted by hydroxy groups at positions 3 and 7 respectively. Chenodeoxycholic Acid: A bile acid, usually conjugated with either glycine or taurine. It acts as a detergent to solubilize fats for intestinal absorption and is reabsorbed by the small intestine. It is used as cholagogue, a choleretic laxative, and to prevent or dissolve gallstones. | bile acid; C24-steroid; dihydroxy-5beta-cholanic acid | human metabolite; mouse metabolite |
| dihydroergotamine | dihydroergotamine : Ergotamine in which a single bond replaces the double bond between positions 9 and 10. A semisynthetic ergot alkaloid with weaker oxytocic and vasoconstrictor properties than ergotamine, it is used (as the methanesulfonic or tartaric acid salts) for the treatment of migraine and orthostatic hypotension. Dihydroergotamine: A 9,10alpha-dihydro derivative of ERGOTAMINE. It is used as a vasoconstrictor, specifically for the therapy of MIGRAINE DISORDERS. | ergot alkaloid; semisynthetic derivative | dopamine agonist; non-narcotic analgesic; serotonergic agonist; sympatholytic agent; vasoconstrictor agent |
| dimenhydrinate | gravinol: has antioxidant and ant-inflammatory activities; structure in first source | diarylmethane | |
| gentian violet | crystal violet : An organic chloride salt that is the monochloride salt of crystal violet cation. It has been used in creams for the topical treatment of bacterial and fungal infections, being effective against some Gram-positive bacteria (notably Staphylococcus species) and some pathogenic fungi (including Candida species) but use declined following reports of animal carcinogenicity. It has also been used for dying wood, silk, and paper, as well as a histological stain. Gentian Violet: A dye that is a mixture of violet rosanilinis with antibacterial, antifungal, and anthelmintic properties. | organic chloride salt | anthelminthic drug; antibacterial agent; antifungal agent; antiseptic drug; histological dye |
| naphazoline hydrochloride | organic molecular entity | ||
| Berberine chloride (TN) | organic molecular entity | ||
| 4-octylphenol | 4-octylphenol : A member of the class of phenols that is phenol which is substituted at the para- position by an octyl group. 4-octylphenol: xenoestrogen | phenols | metabolite; surfactant; xenoestrogen |
| diadenosine tetraphosphate | P(1),P(4)-bis(5'-adenosyl) tetraphosphate : A diadenosyl tetraphosphate compound having the two 5'-adenosyl residues attached at the P(1)- and P(4)-positions. | diadenosyl tetraphosphate | Escherichia coli metabolite; mouse metabolite |
| arylid | |||
| selegiline | Selegiline: A selective, irreversible inhibitor of Type B monoamine oxidase that is used for the treatment of newly diagnosed patients with PARKINSON DISEASE, and for the treatment of depressive disorders. The compound without isomeric designation is Deprenyl. | selegiline; terminal acetylenic compound | geroprotector |
| clemastine | clemastine : 2-[(2R)-1-Methylpyrrolidin-2-yl]ethanol in which the hydrogen of the hydroxy group is substituted by a 1-(4-chlorophenyl)-1-phenylethyl group (R configuration). An antihistamine with antimuscarinic and moderate sedative properties, it is used as its fumarate salt for the symptomatic relief of allergic conditions such as rhinitis, urticaria, conjunctivitis and in pruritic (severe itching) skin conditions. Clemastine: A histamine H1 antagonist used as the hydrogen fumarate in hay fever, rhinitis, allergic skin conditions, and pruritus. It causes drowsiness. | monochlorobenzenes; N-alkylpyrrolidine | anti-allergic agent; antipruritic drug; H1-receptor antagonist; muscarinic antagonist |
| danazol | Danazol: A synthetic steroid with antigonadotropic and anti-estrogenic activities that acts as an anterior pituitary suppressant by inhibiting the pituitary output of gonadotropins. It possesses some androgenic properties. Danazol has been used in the treatment of endometriosis and some benign breast disorders. | 17beta-hydroxy steroid; terminal acetylenic compound | anti-estrogen; estrogen antagonist; geroprotector |
| metergoline | metergoline : An ergoline alkaloid that is the N-benzyloxycarbonyl derivative of lysergamine. A 5-HT2 antagonist. Also 5-HT1 antagonist and 5-HT1D ligand. Has moderate affinity for 5-HT6 and high affinity for 5-HT7. Metergoline: A dopamine agonist and serotonin antagonist. It has been used similarly to BROMOCRIPTINE as a dopamine agonist and also for MIGRAINE DISORDERS therapy. | carbamate ester; ergoline alkaloid | dopamine agonist; geroprotector; serotonergic antagonist |
| lisuride | Lisuride: An ergot derivative that acts as an agonist at dopamine D2 receptors (DOPAMINE AGONISTS). It may also act as an antagonist at dopamine D1 receptors, and as an agonist at some serotonin receptors (SEROTONIN RECEPTOR AGONISTS). | monocarboxylic acid amide | antidyskinesia agent; antiparkinson drug; dopamine agonist; serotonergic agonist |
| lofexidine | lofexidine: reduces narcotic withdrawal symptoms; RN given refers to parent cpd without isomeric designation; structure in Negwer, 5th ed, #6247 | aromatic ether; carboxamidine; dichlorobenzene; imidazoles | alpha-adrenergic agonist; antihypertensive agent |
| bromocriptine | Bromocriptine: A semisynthetic ergotamine alkaloid that is a dopamine D2 agonist. It suppresses prolactin secretion. | indole alkaloid | antidyskinesia agent; antiparkinson drug; dopamine agonist; hormone antagonist |
| dexchlorpheniramine | dexchlorpheniramine: RN given refers to parent cpd(S)-isomer | chlorphenamine | |
| indoramin | Indoramin: An alpha-1 adrenergic antagonist that is commonly used as an antihypertensive agent. | tryptamines | |
| penfluridol | Penfluridol: One of the long-acting ANTIPSYCHOTIC AGENTS used for maintenance or long-term therapy of SCHIZOPHRENIA and other PSYCHOTIC DISORDERS. | diarylmethane | |
| dobutamine | dobutamine : A catecholamine that is 4-(3-aminobutyl)phenol in which one of the hydrogens attached to the nitrogen is substituted by a 2-(3,4-dihydroxyphenyl)ethyl group. A beta1-adrenergic receptor agonist that has cardiac stimulant action without evoking vasoconstriction or tachycardia, it is used as the hydrochloride to increase the contractility of the heart in the management of acute heart failure. Dobutamine: A catecholamine derivative with specificity for BETA-1 ADRENERGIC RECEPTORS. It is commonly used as a cardiotonic agent after CARDIAC SURGERY and during DOBUTAMINE STRESS ECHOCARDIOGRAPHY. | catecholamine; secondary amine | beta-adrenergic agonist; cardiotonic drug; sympathomimetic agent |
| closantel | closantel : A racemate comprising equimolar amounts of (R)- and (S)-clostanel. An anthelmintic, it is used (as the dihydrate of the sodium salt) in veterinary medicine for the treatment of fluke and nematode infections. closantel: structure N-{5-chloro-4-[(4-chlorophenyl)(cyano)methyl]-2-methylphenyl}-2-hydroxy-3,5-diiodobenzamide : An aromatic amide resulting from the formal condensation of the carboxy group of 3,5-diiodosalicylic acid with the amino group of aniline substituted at positions 2, 4, and 5 by methyl, (4-chlorophenyl)(cyano)methyl, and methyl groups respectively. | aromatic amide; monocarboxylic acid amide; monochlorobenzenes; nitrile; organoiodine compound; phenols | |
| pergolide | pergolide : A diamine that is ergoline in which the beta-hydrogen at position 8 is replaced by a (methylthio)methyl group and the hydrogen attached to the piperidine nitrogen (position 6) is replaced by a propyl group. A dopamine D2 receptor agonist which also has D1 and D2 agonist properties, it is used as the mesylate salt in the management of Parkinson's disease, although it was withdrawn from the U.S. and Canadian markets in 2007 due to an increased risk of cardiac valve dysfunction. Pergolide: A long-acting dopamine agonist which has been used to treat PARKINSON DISEASE and HYPERPROLACTINEMIA but withdrawn from some markets due to potential for HEART VALVE DISEASES. | diamine; methyl sulfide; organic heterotetracyclic compound | antiparkinson drug; dopamine agonist |
| idazoxan | idazoxan : A benzodioxine that is 2,3-dihydro-1,4-benzodioxine in which one of the hydrogens at position 2 has been replaced by a 4,5-dihydro-1H-imidazol-2-yl group. Idazoxan: A benzodioxane-linked imidazole that has alpha-2 adrenoceptor antagonist activity. | benzodioxine; imidazolines | alpha-adrenergic antagonist |
| mifepristone | Mifepristone: A progestational and glucocorticoid hormone antagonist. Its inhibition of progesterone induces bleeding during the luteal phase and in early pregnancy by releasing endogenous prostaglandins from the endometrium or decidua. As a glucocorticoid receptor antagonist, the drug has been used to treat hypercortisolism in patients with nonpituitary CUSHING SYNDROME. | 3-oxo-Delta(4) steroid; acetylenic compound; tertiary amino compound | abortifacient; contraceptive drug; hormone antagonist; synthetic oral contraceptive |
| ipsapirone | N-arylpiperazine | ||
| sertindole | sertindole : A phenylindole that is 1H-indole which is substituted on the nitrogen by a p-chlorophenyl group, at position 5 by chlorine, and at position 3 by a piperidin-4-yl group, which is itself substituted on the nitrogen by a 2-(2-oxoimidazolidin-1-yl)ethyl group. | heteroarylpiperidine; imidazolidinone; organochlorine compound; organofluorine compound; phenylindole | alpha-adrenergic antagonist; H1-receptor antagonist; second generation antipsychotic; serotonergic antagonist |
| niguldipine | diarylmethane | ||
| ziprasidone | ziprasidone : A piperazine compound having 1,2-benzothiazol-3-yl- and 2-(6-chloro-1,3-dihydro-2-oxindol-5-yl)ethyl substituents attached to the nitrogen atoms. ziprasidone: a benzisothiazoylpiperazine derivative; has combined dopamine and serotonin receptor antagonist activity; structurally related to tiospirone | 1,2-benzisothiazole; indolones; organochlorine compound; piperazines | antipsychotic agent; dopaminergic antagonist; histamine antagonist; muscarinic antagonist; psychotropic drug; serotonergic antagonist |
| medetomidine hydrochloride | hydrochloride | ||
| sertraline | sertraline : A member of the class of tetralins that is tetralin which is substituted at positions 1 and 4 by a methylamino and a 3,4-dichlorophenyl group, respectively (the S,S diastereoisomer). A selective serotonin-reuptake inhibitor (SSRI), it is administered orally as the hydrochloride salt as an antidepressant for the treatment of depression, obsessive-compulsive disorder, panic disorder and post-traumatic stress disorder. Sertraline: A selective serotonin uptake inhibitor that is used in the treatment of depression. | dichlorobenzene; secondary amino compound; tetralins | antidepressant; serotonin uptake inhibitor |
| rilmenidine | Rilmenidine: Oxazole derivative that acts as an agonist for ALPHA-2 ADRENERGIC RECEPTORS and IMIDAZOLINE RECEPTORS. It is used in the treatment of HYPERTENSION. | isourea | |
| atipamezole | |||
| labetalol hydrochloride | salicylamides | ||
| efaroxan | efaroxan: RN given refers to parent cpd | 1-benzofurans | |
| ergocornine | ergocornine : Ergotaman bearing a hydroxy group at the 12' position, isopropyl groups at the 2' and 5'alpha positions, and oxo groups at positions 3', 6', and 18. It is a natural ergot alkaloid. ergocornine: a component of ergotoxine; minor descriptor (75-86); on-line & INDEX MEDICUS search ERGOLINES (75-86); RN given refers to ((5'alpha)-isomer) | ergot alkaloid | |
| 5'-adenylyl (beta,gamma-methylene)diphosphonate | 5'-adenylyl (beta,gamma-methylene)diphosphonate: do not confuse with alpha,beta-methyleneadenosine 5'-triphosphate | nucleoside triphosphate analogue | |
| alpha,beta-methyleneadenosine 5'-triphosphate | alpha,beta-methyleneadenosine 5'-triphosphate: do not confuse with beta,gamma-methylene ATP; RN given refers to parent cpd | nucleoside triphosphate analogue | |
| corynanthine | Corynanthine: A stereoisomer of yohimbine. | yohimban alkaloid | |
| gr 127935 | GR 127935 : A member of the class of benzamides obtained by formal condensation of the carboxy group of 2'-methyl-4'-(5-methyl-1,2,4-oxadiazol-3-yl)biphenyl-4-carboxylic acid and the anilino group of 4-methoxy-3-(4-methylpiperazin-1-yl)aniline. Potent and selective 5-HT1B/1D receptor antagonist (pKi values are 8.5 for both guinea pig 5-HT1D and rat 5-HT1B receptors). Displays > 100-fold selectivity over 5HT1A, 5-HT2A, 5-HT2C receptors and other receptor types. Centrally active following oral administration. GR 127935: a 5-HT 1D receptor antagonist | 1,2,4-oxadiazole; benzamides; N-alkylpiperazine; N-arylpiperazine | |
| rx 821002 | 2-methoxyidazoxan : A benzodioxine that is idazoxan substituted at position 2 by a methoxy group. 2-methoxyidazoxan: 2-methoxy analog of idazoxan | benzodioxine; cyclic ketal; imidazolines | alpha-adrenergic antagonist |
| pramipexole | pramipexole : A member of the class of benzothiazoles that is 4,5,6,7-tetrahydro-1,3-benzothiazole in which the hydrogens at the 2 and 6-pro-S-positions are substituted by amino and propylamino groups, respectively. Pramipexole: A benzothiazole derivative and dopamine agonist with antioxidant properties that is used in the treatment of PARKINSON DISEASE and RESTLESS LEGS SYNDROME. | benzothiazoles; diamine | antidyskinesia agent; antiparkinson drug; dopamine agonist; radical scavenger |
| mosapride | 4-amino-5-chloro-2-ethoxy-N-({4-[(4-fluorophenyl)methyl]morpholin-2-yl}methyl)benzamide : A benzamide resulting from the formal condensation of the carboxy group of 4-amino-5-chloro-2-ethoxybenzoic acid with the amino group of 1-[4-(4-fluorobenzyl)morpholin-2-yl]methanamine. | aromatic ether; benzamides; monochlorobenzenes; monofluorobenzenes; morpholines; secondary carboxamide; substituted aniline; tertiary amino compound | |
| dx 9065 | |||
| sk&f 104078 | benzazepine | ||
| 7,8-dichloro-1,2,3,4-tetrahydroisoquinoline | 7,8-dichloro-1,2,3,4-tetrahydroisoquinoline : A 1,2,3,4-tetrahydroisoquinoline hacing chloro substituents at the 7- and 8-positions. 7,8-dichloro-1,2,3,4-tetrahydroisoquinoline: potent reversible inhibitor of phenylethanolamine N-methyltransferase; structure | isoquinolines; organochlorine compound | |
| sk&f 86466 | benalfocin: RN & RR given from first source; RN not in Chemline 9/28/83; structure given in first source | benzazepine | |
| desloratadine | desloratadine : Loratadine in which the ethoxycarbonyl group attached to the piperidine ring is replaced by hydrogen. The major metabolite of loratidine, desloratadine is an antihistamine which is used for the symptomatic relief of allergic conditions including rhinitis and chronic urticaria. It does not readily enter the central nervous system, so does not cause drowsiness. desloratadine: major metabolite of loratadine | benzocycloheptapyridine | anti-allergic agent; cholinergic antagonist; drug metabolite; H1-receptor antagonist |
| sk&f 104856 | SK&F 104856: structure given in first source | ||
| sc 53116 | SC 53116: serotonin agonist; pyrrolizidine cpd but not alkaloid; structure given in first source | ||
| 4-(benzodioxan-5-yl)-1-(indan-2-yl)piperazine | |||
| alpha-ergocryptine | alpha-ergocryptine : Ergotaman bearing hydroxy, isopropyl, and 2-methylpropyl groups at the 12', 2' and 5' positions, respectively, and oxo groups at positions 3', 6', and 18. It is a natural ergot alkaloid. Ergocryptine discussed in the literature prior to 1967, when beta-ergocryptine was separated from alpha-ergocryptine, is now referred to as alpha-ergocryptine. ergocryptine: a component of the ergotoxine complex; it is the main ergot alkaloid of Japanese & South American wid grasses; minor descriptor (76-86); on-line & INDEX MEDICUS search ERGOLINES (76-86); RN given refers to ((5'alpha)-isomer) | ergot alkaloid | |
| 3-fluoronorepinephrine | 3-fluoronorepinephrine: RN given refers to (+-)-isomer; RN for cpd without isomeric designation not in Chemline 8/83 | ||
| nantenine, (+-)-isomer | |||
| maduramicin | maduramicin: isolated from Actinomadura rubra | ||
| fipamezole | fipamezole: an alpha2 adrenergic antagonist | ||
| cholic acid | cholic acid : A bile acid that is 5beta-cholan-24-oic acid bearing three alpha-hydroxy substituents at position 3, 7 and 12. Cholic Acid: A major primary bile acid produced in the liver and usually conjugated with glycine or taurine. It facilitates fat absorption and cholesterol excretion. | 12alpha-hydroxy steroid; 3alpha-hydroxy steroid; 7alpha-hydroxy steroid; bile acid; C24-steroid; trihydroxy-5beta-cholanic acid | human metabolite; mouse metabolite |
| adenosine 5'-o-(3-thiotriphosphate) | adenosine 5'-[gamma-thio]triphosphate : A nucleoside triphosphate analogue that is ATP in which one of the oxygens attached to 3-phosphate group is replaced by sulfur. adenosine 5'-O-(3-thiotriphosphate): RN given refers to cpd with unspecified locant for thio group; see also records for 1-thio & 2-thio-isomers | nucleoside triphosphate analogue | |
| terconazole | (2R,4S)-terconazole : A 1-(4-{[2-(2,4-dichlorophenyl)-2-(1H-1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy}phenyl)-4-isopropylpiperazine in which positions 2 and 4 of the 1,3-dioxolane moiety have R and S configuration, respectively. terconazole : A racemate consisting of equimolar amounts of (2R,4S)- and (2S,4R)-terconazole. It has broad-spectrum antifungal activitiy and is used for the treatment of vaginal yeast infections (Candida). terconazole: structure & RN for (cis)-isomer from first source | 1-(4-{[2-(2,4-dichlorophenyl)-2-(1H-1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy}phenyl)-4-isopropylpiperazine | |
| raubasine | ajmalicine : A monoterpenoid indole alkaloid with formula C21H24N2O3, isolated from several Rauvolfia and Catharanthus species. It is a selective alpha1-adrenoceptor antagonist used for the treatment of high blood pressure. | methyl ester; monoterpenoid indole alkaloid; organic heteropentacyclic compound | alpha-adrenergic antagonist; antihypertensive agent; vasodilator agent |
| ergonovine | ergometrine : A monocarboxylic acid amide that is lysergamide in which one of the hydrogens attached to the amide nitrogen is substituted by a 1-hydroxypropan-2-yl group (S-configuration). An ergot alkaloid that has a particularly powerful action on the uterus, its maleate (and formerly tartrate) salt is used in the active management of the third stage of labour, and to prevent or treat postpartum of postabortal haemorrhage caused by uterine atony: by maintaining uterine contraction and tone, blood vessels in the uterine wall are compressed and blood flow reduced. Ergonovine: An ergot alkaloid (ERGOT ALKALOIDS) with uterine and VASCULAR SMOOTH MUSCLE contractile properties. | ergot alkaloid; monocarboxylic acid amide; organic heterotetracyclic compound; primary alcohol; secondary amino compound; tertiary amino compound | diagnostic agent; fungal metabolite; oxytocic; toxin |
| dihydroergocristine monomesylate | dihydroergocristine mesylate : The methanesulfonic acid salt of dihydroergocristine. It has been used as the for the symptomatic treatment of mental deterioration associated with cerebrovascular insufficiency and in peripheral vascular disease. It is also a component of ergoloid mesylate (codergocrine mesilate), a mixture of ergot alkaloid derivatives that is used as a vasodilator and has shown mild benefits in the treatment of vascular dementia. | methanesulfonate salt | alpha-adrenergic antagonist; geroprotector; vasodilator agent |
| obeticholic acid | obeticholic acid : A dihydroxy-5beta-cholanic acid that is chenodeoxycholic acid carrying an additional ethyl substituent at the 6alpha-position. A semi-synthetic bile acid which acts as a farnesoid X receptor agonist and is used for treatment of primary biliary cholangitis. obeticholic acid: A farnesoid X receptor agonist and anticholestatic agent that is used in the treatment of chronic liver diseases; structure in first source. | 3alpha-hydroxy steroid; 7alpha-hydroxy steroid; dihydroxy-5beta-cholanic acid | farnesoid X receptor agonist; hepatoprotective agent |
| diethylstilbestrol | diethylstilbestrol : An olefinic compound that is trans-hex-3-ene in which the hydrogens at positions 3 and 4 have been replaced by p-hydroxyphenyl groups. Diethylstilbestrol: A synthetic nonsteroidal estrogen used in the treatment of menopausal and postmenopausal disorders. It was also used formerly as a growth promoter in animals. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), diethylstilbestrol has been listed as a known carcinogen. (Merck, 11th ed) | olefinic compound; polyphenol | antifungal agent; antineoplastic agent; autophagy inducer; calcium channel blocker; carcinogenic agent; EC 1.1.1.146 (11beta-hydroxysteroid dehydrogenase) inhibitor; EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor; endocrine disruptor; xenoestrogen |
| jp-1302 | |||
| rauwolscine | Rauwolscine: A stereoisomer of yohimbine. | methyl 17-hydroxy-20xi-yohimban-16-carboxylate | |
| cannabidiol | cannabidiol : An cannabinoid that is cyclohexene which is substituted by a methyl group at position 1, a 2,6-dihydroxy-4-pentylphenyl group at position 3, and a prop-1-en-2-yl group at position 4. Cannabidiol: Compound isolated from Cannabis sativa extract. | olefinic compound; phytocannabinoid; resorcinols | antimicrobial agent; plant metabolite |
| flunarizine | Flunarizine: Flunarizine is a selective calcium entry blocker with calmodulin binding properties and histamine H1 blocking activity. It is effective in the prophylaxis of migraine, occlusive peripheral vascular disease, vertigo of central and peripheral origin, and as an adjuvant in the therapy of epilepsy. | diarylmethane | |
| benztropine | benzatropine : Tropane in which a hydrogen at position 3 is substituted by a diphenylmethoxy group (endo-isomer). An acetylcholine receptor antagonist, it is used (particularly as its methanesulphonate salt) in the treatment of Parkinson's disease, and to reduce parkinsonism and akathisia side effects of antipsychotic treatments. Benztropine: A centrally active muscarinic antagonist that has been used in the symptomatic treatment of PARKINSON DISEASE. Benztropine also inhibits the uptake of dopamine. | diarylmethane | |
| cinnarizine | Cinnarizine: A piperazine derivative having histamine H1-receptor and calcium-channel blocking activity with vasodilating and antiemetic properties but it induces PARKINSONIAN DISORDERS. | diarylmethane; N-alkylpiperazine; olefinic compound | anti-allergic agent; antiemetic; calcium channel blocker; geroprotector; H1-receptor antagonist; histamine antagonist; muscarinic antagonist |
| enclomiphene | Enclomiphene: The trans or (E)-isomer of clomiphene. | ||
| tamoxifen | stilbenoid; tertiary amino compound | angiogenesis inhibitor; antineoplastic agent; bone density conservation agent; EC 1.2.3.1 (aldehyde oxidase) inhibitor; EC 2.7.11.13 (protein kinase C) inhibitor; estrogen antagonist; estrogen receptor antagonist; estrogen receptor modulator | |
| 8-azidoadenosine 5'-triphosphate | |||
| dapiprazole | N-alkylpiperazine; N-arylpiperazine; pyridines | alpha-adrenergic antagonist; antipsychotic agent; miotic; ophthalmology drug | |
| mitragynine | monoterpenoid indole alkaloid | ||
| 6-thioinosine-5'-triphosphate | organic molecule | ||
| vx-745 | aryl sulfide; dichlorobenzene; difluorobenzene; pyrimidopyridazine | anti-inflammatory drug; apoptosis inducer; EC 2.7.11.24 (mitogen-activated protein kinase) inhibitor | |
| 2-(2-benzofuranyl)-2-imidazoline | 2-(2-benzofuranyl)-2-imidazoline: structure given in first source | benzofurans | |
| n-(1-methyl-5-indolyl)-n'-(3-methyl-5-isothiazolyl)urea | 1-(1-methylindol-5-yl)-3-(3-methyl-1,2-thiazol-5-yl)urea : A member of ther class of ureas that is urea in which a hydrogen attached to one of the nitrogens has been replaced by an N-methylindol-5-yl group, while a hydrogen attached to the other nitrogen has been replaced by a 3-methyl-1,2-thiazol-5-yl group. It is a potent and selective antagonist for the 5-hydroxytryptamine 2B (5-HT2B) receptor. N-(1-methyl-5-indolyl)-N'-(3-methyl-5-isothiazolyl)urea: a 5-HT(2B) receptor antagonist; structure given in first source | 1,2-thiazoles; indoles; ureas | receptor modulator; serotonergic antagonist |
| 3-[2-[4-(2-methoxyphenyl)-1-piperazinyl]ethyl]-1,5-dihydropyrimido[5,4-b]indole-2,4-dione | piperazines; pyrimido-indole | ||
| imd 0354 | N-(3,5-bis(trifluoromethyl)phenyl)-5-chloro-2-hydroxybenzamide: a cardioprotective agent that inhibits IkappaB kinase beta (IKKbeta); structure in first source | benzamides | |
| harmine | harmine : A harmala alkaloid in which the harman skeleton is methoxy-substituted at C-7. Harmine: Alkaloid isolated from seeds of PEGANUM HARMALA; ZYGOPHYLLACEAE. It is identical to banisterine, or telepathine, from Banisteria caapi and is one of the active ingredients of hallucinogenic drinks made in the western Amazon region from related plants. It has no therapeutic use, but (as banisterine) was hailed as a cure for postencephalitic PARKINSON DISEASE in the 1920's. | harmala alkaloid | anti-HIV agent; EC 1.4.3.4 (monoamine oxidase) inhibitor; metabolite |
| isotretinoin | isotretinoin : A retinoic acid that is all-trans-retinoic acid in which the double bond which is alpha,beta- to the carboxy group is isomerised to Z configuration. A synthetic retinoid, it is used for the treatment of severe cases of acne and other skin diseases. Isotretinoin: A topical dermatologic agent that is used in the treatment of ACNE VULGARIS and several other skin diseases. The drug has teratogenic and other adverse effects. | retinoic acid | antineoplastic agent; keratolytic drug; teratogenic agent |
| 2-methylthio-atp | 2-methylthio-ATP: purinergic receptors agonist; relaxes mammalian gut preparations; structure given in first source | ||
| adp beta s | adenosine 5'-O-(2-thiodiphosphate): partial agonist toward platelet aggregation; see also record for 1-thiodiphosphate cpd | ||
| l 745870 | 3-((4-(4-chlorophenyl)piperazin-1-yl)methyl)-1H-pyrrolo(2,3-b)pyridine: selective for D(4) receptors; structure in first source | piperazines | |
| oxiconazole | oxiconazole : An oxime O-ether that is the 2,4-dichlorobenzyl ether of the oxime obtained by formal condensation of hydroxylamine with the carbonyl group of acetopnenone in which the phenyl group is substituted by chlorines at positions 2 and 4, and in which one of the hydrogens of the methyl group is replaced by a 1H-imidazol-1-yl group. An antifungal agent, it is used (generally as the nitrate salt) in creams and powders for the topical treatment of fungal skin infections. oxiconazole: RN given refers to parent cpd(Z)-isomer; structure given in first source | conazole antifungal drug; dichlorobenzene; imidazole antifungal drug; imidazoles; oxime O-ether | antiinfective agent |
| guanabenz | Guanabenz: An alpha-2 selective adrenergic agonist used as an antihypertensive agent. | dichlorobenzene | |
| nf023 | |||
| nf 449 | |||
| gw 1929 | GW 1929: activates peroxisome proliferator-activated receptor-gamma; structure in first source | benzophenones | |
| dexniguldipine | niguldipine: structure given in first source; clinical modulator of multidrug resistance | diarylmethane | |
| vilazodone | vilazodone : A 1-benzofuran that is 5-(piperazin-1-yl}-1-benzofuran-2-carboxamide having a (5-cyanoindol-3-yl)butyl group attached at position N-4 on the piperazine ring. Used for the treatment of major depressive disorder. | 1-benzofurans; indoles; monocarboxylic acid amide; N-alkylpiperazine; N-arylpiperazine; nitrile | antidepressant; serotonergic agonist; serotonin uptake inhibitor |
| n-demethylloperamide | desmethyl loperamide : A monocarboxylic acid amide that is the methylamide of 4-[4-(4-chlorophenyl)-4-hydroxypiperidin-1-yl]-2,2-diphenylbutanoic acid. N-demethylloperamide: loperamide metabolite; structure in first source | monocarboxylic acid amide; monochlorobenzenes; piperidines; tertiary alcohol | drug metabolite |
| rwj 52353 | RWJ 52353: an alpha(2D) adrenergic receptor ligand; structure in first source | ||
| pd 144418 | |||
| 4-(3-(4-chlorophenyl)-3-hydroxypyrrolidin-1-yl)-1-(4-fluorophenyl)butan-1-one | 4-(3-(4-chlorophenyl)-3-hydroxypyrrolidin-1-yl)-1-(4-fluorophenyl)butan-1-one: structure in first source | ||
| pnu 96415e | piperazines | ||
| st 1936 | 2-(5-chloro-2-methyl-1H-indol-3-yl)-N,N-dimethylethanamine: a 5-HT6 receptor agonist | ||
| 4-n-butyl-1-(4-(2-methylphenyl)-4-oxo-1-butyl)-piperidine hydrogen chloride | |||
| 2-(2-fluoro-5-methylphenyl)-4,5-dihydro-1h-imidazole | 2-(2-fluoro-5-methylphenyl)-4,5-dihydro-1H-imidazole: structure in first source | ||
| 3-trifluoromethyl-7-bromo-1,2,3,4-tetrahydroisoquinoline | 3-trifluoromethyl-7-bromo-1,2,3,4-tetrahydroisoquinoline: structure in first source | ||
| PB28 | PB28 : A member of the class of tetralins that is tetralin that is substituted by 3-(4-cyclohexylpiperazin-1-yl)propyl and methoxy groups at positions 1 and 5, respectively. It is a sigma 2 (sigma2) receptor agonist (Ki = 0.68 nM) and exhibits antineoplastic and anti SARS-CoV-2 activities. | aromatic ether; piperazines; tetralins | anticoronaviral agent; antineoplastic agent; apoptosis inducer; sigma-2 receptor agonist |
| af 353 | 5-(5-iodo-2-isopropyl-4-methoxyphenoxy)pyrimidine-2,4-diamine: a P2X3 and P2X2/3 receptor antagonist; structure in first source | ||
| a 803467 | A 803467: an Nav1.8 sodium channel blocker; structure in first source | ||
| sp 203 | 3-fluoro-5-(2-(2-(fluoromethyl)thiazol-4-yl)ethynyl)benzonitrile: a radioligand for mGlu5 receptor; structure in first source | ||
| 2-(1-(2-allylphenoxy)ethyl)-4,5-dihydro-1h-imidazole | 2-(1-(2-allylphenoxy)ethyl)-4,5-dihydro-1H-imidazole: an alpha2C agonist and alpha2A antagonist; structure in first source | ||
| dibromophakellin | (-)-dibromophakellin : An alkaloid isolated from the marine sponge Phakellia flabellata and Acanthella costata. It acts as an alpha2B adrenoceptor agonist. dibromophakellin: an alpha2B receptor agonist; isolated from Acanthella costata and Pseudoaxinyssa cantharella; structure in first source | alkaloid; guanidines; organobromine compound | alpha-adrenergic agonist; animal metabolite; marine metabolite |
| nitd 609 | NITD 609: an antimalarial and coccidiostat; structure in first source | ||
| n,n-diallyl-5-methoxytryptamine | N,N-diallyl-5-methoxytryptamine: structure in first source | tryptamines | |
| ascorbic acid | Ascorbic Acid: A six carbon compound related to glucose. It is found naturally in citrus fruits and many vegetables. Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone. Its biologically active form, vitamin C, functions as a reducing agent and coenzyme in several metabolic pathways. Vitamin C is considered an antioxidant. L-ascorbate : The L-enantiomer of ascorbate and conjugate base of L-ascorbic acid, arising from selective deprotonation of the 3-hydroxy group. Required for a range of essential metabolic reactions in all animals and plants. L-ascorbic acid : The L-enantiomer of ascorbic acid and conjugate acid of L-ascorbate. vitamin C : Any member of a group of vitamers that belong to the chemical structural class called butenolides that exhibit biological activity against vitamin C deficiency in animals. The vitamers include L-ascorbic acid and its salt, ionized and oxidized forms. | ascorbic acid; vitamin C | coenzyme; cofactor; flour treatment agent; food antioxidant; food colour retention agent; geroprotector; plant metabolite; skin lightening agent |
| clozapine | clozapine : A benzodiazepine that is 5H-dibenzo[b,e][1,4]diazepine substituted by a chloro group at position 8 and a 4-methylpiperazin-1-yl group at position 11. It is a second generation antipsychotic used in the treatment of psychiatric disorders like schizophrenia. Clozapine: A tricylic dibenzodiazepine, classified as an atypical antipsychotic agent. It binds several types of central nervous system receptors, and displays a unique pharmacological profile. Clozapine is a serotonin antagonist, with strong binding to 5-HT 2A/2C receptor subtype. It also displays strong affinity to several dopaminergic receptors, but shows only weak antagonism at the dopamine D2 receptor, a receptor commonly thought to modulate neuroleptic activity. Agranulocytosis is a major adverse effect associated with administration of this agent. | benzodiazepine; N-arylpiperazine; N-methylpiperazine; organochlorine compound | adrenergic antagonist; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; environmental contaminant; GABA antagonist; histamine antagonist; muscarinic antagonist; second generation antipsychotic; serotonergic antagonist; xenobiotic |
| olanzapine | olanzapine : A benzodiazepine that is 10H-thieno[2,3-b][1,5]benzodiazepine substituted by a methyl group at position 2 and a 4-methylpiperazin-1-yl group at position 4. Olanzapine: A benzodiazepine derivative that binds SEROTONIN RECEPTORS; MUSCARINIC RECEPTORS; HISTAMINE H1 RECEPTORS; ADRENERGIC ALPHA-1 RECEPTORS; and DOPAMINE RECEPTORS. It is an antipsychotic agent used in the treatment of SCHIZOPHRENIA; BIPOLAR DISORDER; and MAJOR DEPRESSIVE DISORDER; it may also reduce nausea and vomiting in patients undergoing chemotherapy. | benzodiazepine; N-arylpiperazine; N-methylpiperazine | antiemetic; dopaminergic antagonist; histamine antagonist; muscarinic antagonist; second generation antipsychotic; serotonergic antagonist; serotonin uptake inhibitor |