Substance | Relationship Strength | Studies | Trials | Classes | Roles |
quinolinic acid Quinolinic Acid: A metabolite of tryptophan with a possible role in neurodegenerative disorders. Elevated CSF levels of quinolinic acid are correlated with the severity of neuropsychological deficits in patients who have AIDS.. pyridinedicarboxylic acid : Any member of the class of pyridines carrying two carboxy groups.. quinolinic acid : A pyridinedicarboxylic acid that is pyridine substituted by carboxy groups at positions 2 and 3. It is a metabolite of tryptophan. | 2.02 | 1 | 0 | pyridinedicarboxylic acid | Escherichia coli metabolite; human metabolite; mouse metabolite; NMDA receptor agonist |
8-hydroxy-2-(di-n-propylamino)tetralin 8-Hydroxy-2-(di-n-propylamino)tetralin: A serotonin 1A-receptor agonist that is used experimentally to test the effects of serotonin.. 8-OH-DPAT : A tetralin substituted at positions 1 and 7 by hydroxy and dipropylamino groups respectively | 2.4 | 2 | 0 | phenols; tertiary amino compound; tetralins | serotonergic antagonist |
5-carboxamidotryptamine 5-carboxamidotryptamine: agonist of 5-HT receptor; structure given in first source | 2 | 1 | 0 | tryptamines | |
5-methoxytryptamine 5-Methoxytryptamine: Serotonin derivative proposed as potentiator for hypnotics and sedatives.. 5-methoxytryptamine : A member of the class of tryptamines that is the methyl ether derivative of serotonin. | 2.41 | 2 | 0 | aromatic ether; primary amino compound; tryptamines | 5-hydroxytryptamine 2A receptor agonist; 5-hydroxytryptamine 2B receptor agonist; 5-hydroxytryptamine 2C receptor agonist; antioxidant; cardioprotective agent; human metabolite; mouse metabolite; neuroprotective agent; radiation protective agent; serotonergic agonist |
cisapride 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). 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. | 3.51 | 2 | 0 | benzamides | |
ketanserin Ketanserin: A selective serotonin receptor antagonist with weak adrenergic receptor blocking properties. The drug is effective in lowering blood pressure in essential hypertension. It also inhibits platelet aggregation. It is well tolerated and is particularly effective in older patients.. ketanserin : A member of the class of quinazolines that is quinazoline-2,4(1H,3H)-dione which is substituted at position 3 by a 2-[4-(p-fluorobenzoyl)piperidin-1-yl]ethyl group. | 2 | 1 | 0 | aromatic ketone; organofluorine compound; piperidines; quinazolines | alpha-adrenergic antagonist; antihypertensive agent; cardiovascular drug; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; serotonergic antagonist |
methiothepin Methiothepin: A serotonin receptor antagonist in the CENTRAL NERVOUS SYSTEM used as an antipsychotic.. methiothepin : A dibenzothiepine that is 10,11-dihydrodibenzo[b,f]thiepine bearing additional methylthio and 4-methylpiperazin-1-yl substituents at positions 8 and 10 respectively. Potent 5-HT2 antagonist, also active as 5-HT1 antagonist. Differentiates 5-HT1D sub-types. Also displays affinity for rodent 5-HT5B, 5-HT5A, 5-HT7 and 5-HT6 receptors (pK1 values are 6.6, 7.0, 8.4 and 8.7 respectively). | 2 | 1 | 0 | aryl sulfide; dibenzothiepine; N-alkylpiperazine; tertiary amino compound | antipsychotic agent; dopaminergic antagonist; geroprotector; serotonergic antagonist |
oxidopamine Oxidopamine: A neurotransmitter analogue that depletes noradrenergic stores in nerve endings and induces a reduction of dopamine levels in the brain. Its mechanism of action is related to the production of cytolytic free-radicals.. oxidopamine : A benzenetriol that is phenethylamine in which the hydrogens at positions 2, 4, and 5 on the phenyl ring are replaced by hydroxy groups. It occurs naturally in human urine, but is also produced as a metabolite of the drug DOPA (used for the treatment of Parkinson's disease). | 2.02 | 1 | 0 | benzenetriol; catecholamine; primary amino compound | drug metabolite; human metabolite; neurotoxin |
pindolol 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). pindolol : A member of the class of indols which is the 2-hydroxy-3-(isopropylamino)propyl ether derivative of 1H-indol-4-ol. | 1.99 | 1 | 0 | indoles; secondary amine | antiglaucoma drug; antihypertensive agent; beta-adrenergic antagonist; serotonergic antagonist; vasodilator agent |
ritanserin Ritanserin: A selective and potent serotonin-2 antagonist that is effective in the treatment of a variety of syndromes related to anxiety and depression. The drug also improves the subjective quality of sleep and decreases portal pressure.. ritanserin : A thiazolopyrimidine that is 5H-[1,3]thiazolo[3,2-a]pyrimidin-5-one which is substituted at position 7 by a methyl group and at position 6 by a 2-{4-[bis(4-fluorophenyl)methylidene]piperidin-1-yl}ethyl group. A potent and long-acting seratonin (5-hydroxytryptamine, 5-HT) antagonist of the subtype 5-HT2 (Ki = 0.39 nM), it is used in the treatment of a variety of disorders including anxiety, depression and schizophrenia. It has little sedative action. | 2 | 1 | 0 | organofluorine compound; piperidines; thiazolopyrimidine | antidepressant; antipsychotic agent; anxiolytic drug; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; serotonergic antagonist |
sdz 205-557 [no description available] | 3.11 | 1 | 0 | methoxybenzoic acid | |
spiperone Spiperone: A spiro butyrophenone analog similar to HALOPERIDOL and other related compounds. It has been recommended in the treatment of SCHIZOPHRENIA.. spiperone : An azaspiro compound that is 1,3,8-triazaspiro[4.5]decane which is substituted at positions 1, 4, and 8 by phenyl, oxo, and 4-(p-fluorophenyl)-4-oxobutyl groups, respectively. | 2 | 1 | 0 | aromatic ketone; azaspiro compound; organofluorine compound; piperidines; tertiary amino compound | alpha-adrenergic antagonist; antipsychotic agent; dopaminergic antagonist; psychotropic drug; serotonergic antagonist |
carbachol Carbachol: A slowly hydrolyzed CHOLINERGIC AGONIST that acts at both MUSCARINIC RECEPTORS and NICOTINIC RECEPTORS. | 1.98 | 1 | 0 | ammonium salt; carbamate ester | cardiotonic drug; miotic; muscarinic agonist; nicotinic acetylcholine receptor agonist; non-narcotic analgesic |
piperidine [no description available] | 2.25 | 1 | 0 | azacycloalkane; piperidines; saturated organic heteromonocyclic parent; secondary amine | base; catalyst; human metabolite; non-polar solvent; plant metabolite; protic solvent; reagent |
methysergide 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.. 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. | 2 | 1 | 0 | ergoline alkaloid | |
metergoline Metergoline: A dopamine agonist and serotonin antagonist. It has been used similarly to BROMOCRIPTINE as a dopamine agonist and also for MIGRAINE DISORDERS therapy.. 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. | 2 | 1 | 0 | carbamate ester; ergoline alkaloid | dopamine agonist; geroprotector; serotonergic antagonist |
mesulergine mesulergine: RN given refers to parent cpd; CU 32-085 is synonymous to mono-HCl; metabolized into dopaminergic agonists; structure given in first source. mesulergine : A member of the class of ergot alkaloids that is known to act on serotonin and dopamine receptors. | 2 | 1 | 0 | ergot alkaloid; sulfamides | antiparkinson drug; dopamine agonist; serotonergic antagonist |
zacopride [no description available] | 2 | 1 | 0 | benzamides | |
gr 113808 GR 113808: structure given in first source; a 5-HT(4) receptor antagonist: GR 125487 is the HCl salt. GR 113808 : An indolyl carboxylate ester obtained by formal condensation between the carboxy group of 1-methylindole-3-carboxylic acid with the hydroxy group of N-{2-[4-(hydroxymethyl)piperidin-1-yl]ethyl}methanesulfonamide. | 2 | 1 | 0 | indolyl carboxylate ester; piperidines; sulfonamide | serotonergic antagonist |
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. | 3.8 | 3 | 0 | aromatic ether; benzamides; monochlorobenzenes; monofluorobenzenes; morpholines; secondary carboxamide; substituted aniline; tertiary amino compound | |
sb 204070a SB 204070A: structure given in first source; a selective 5-HT(4) receptor antagonist | 2.4 | 2 | 0 | | |
sb 204070a [no description available] | 2.08 | 1 | 0 | | |
sc 53116 SC 53116: serotonin agonist; pyrrolizidine cpd but not alkaloid; structure given in first source | 3.11 | 1 | 0 | | |
cyanopindolol [no description available] | 1.99 | 1 | 0 | indoles | |
piboserod Serotonin 5-HT4 Receptor Antagonists: Drugs that bind to but do not activate SEROTONIN 5-HT4 RECEPTORS, thereby blocking the actions of SEROTONIN or SEROTONIN RECEPTOR AGONISTS. | 3.54 | 2 | 0 | | |
rs 67333 RS 67333: 5-HT(4) receptor agonist; structure in first source | 3.11 | 1 | 0 | aromatic ketone | |
benzofurans Benzofurans: Compounds that contain a BENZENE ring fused to a furan ring. | 2 | 1 | 0 | | |
tropisetron Tropisetron: An indole derivative and 5-HT3 RECEPTOR antagonist that is used for the prevention of nausea and vomiting.. tropisetron : An indolyl carboxylate ester obtained by formal condensation of the carboxy group of indole-3-carboxylic acid with the hydroxy group of tropine. | 3.51 | 2 | 0 | indolyl carboxylic acid | |
prucalopride prucalopride: a 5-HT4 agonist enterokinetic compound | 3.11 | 1 | 0 | benzamides | |
brl 24924 [no description available] | 2 | 1 | 0 | | |
sb 203186 [no description available] | 2 | 1 | 0 | indolyl carboxylic acid | |
brl 24682 BRL 24682: RN given for (endo)-isomer; structure in first source | 3.11 | 1 | 0 | | |
cgp 20712a CGP 20712A: structure given in first source; CGP 26505, a beta1-selective beta-adrenoceptor antagonist, is the (S)-isomer of CGP 20712A | 1.98 | 1 | 0 | | |
piperidines Piperidines: A family of hexahydropyridines. | 4.2 | 17 | 0 | | |
clozapine 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.. 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. | 2 | 1 | 0 | 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 |
tegaserod tegaserod: a nonbenzamide 5-hydroxytryptamine(4) agonist; used in treatment of irritable bowel syndrome; marketing suspended 2007 in US due to higher incidence of MI, stroke, and unstable angina; structure given in first source | 3.51 | 2 | 0 | carboxamidine; guanidines; hydrazines; indoles | gastrointestinal drug; serotonergic agonist |