Substance | Relationship Strength | Studies | Trials | Classes | Roles |
3-phenylpropionic acid 3-phenylpropionic acid: RN given refers to parent cpd. 3-phenylpropionic acid : A monocarboxylic acid that is propionic acid substituted at position 3 by a phenyl group. | 1.96 | 1 | 0 | benzenes; monocarboxylic acid | antifungal agent; human metabolite; plant metabolite |
gamma-aminobutyric acid gamma-Aminobutyric Acid: The most common inhibitory neurotransmitter in the central nervous system.. gamma-aminobutyric acid : A gamma-amino acid that is butanoic acid with the amino substituent located at C-4. | 1.96 | 1 | 0 | amino acid zwitterion; gamma-amino acid; monocarboxylic acid | human metabolite; neurotransmitter; Saccharomyces cerevisiae metabolite; signalling molecule |
5-hydroxytryptophan 5-Hydroxytryptophan: The immediate precursor in the biosynthesis of SEROTONIN from tryptophan. It is used as an antiepileptic and antidepressant.. 5-hydroxytryptophan : A tryptophan derivative that is tryptophan substituted by a hydroxy group at position 5. | 7.35 | 2 | 0 | hydroxytryptophan | human metabolite; neurotransmitter |
acetic acid Acetic Acid: Product of the oxidation of ethanol and of the destructive distillation of wood. It is used locally, occasionally internally, as a counterirritant and also as a reagent. (Stedman, 26th ed). acetic acid : A simple monocarboxylic acid containing two carbons. | 1.96 | 1 | 0 | monocarboxylic acid | antimicrobial food preservative; Daphnia magna metabolite; food acidity regulator; protic solvent |
ammonium hydroxide azane : Saturated acyclic nitrogen hydrides having the general formula NnHn+2. | 1.93 | 1 | 0 | azane; gas molecular entity; mononuclear parent hydride | EC 3.5.1.4 (amidase) inhibitor; metabolite; mouse metabolite; neurotoxin; NMR chemical shift reference compound; nucleophilic reagent; refrigerant |
benzene [no description available] | 1.95 | 1 | 0 | aromatic annulene; benzenes; volatile organic compound | carcinogenic agent; environmental contaminant; non-polar solvent |
1-butanol 1-Butanol: A four carbon linear hydrocarbon that has a hydroxy group at position 1.. butan-1-ol : A primary alcohol that is butane in which a hydrogen of one of the methyl groups is substituted by a hydroxy group. It it produced in small amounts in humans by the gut microbes. | 1.95 | 1 | 0 | alkyl alcohol; primary alcohol; short-chain primary fatty alcohol | human metabolite; mouse metabolite; protic solvent |
cadaverine [no description available] | 1.97 | 1 | 0 | alkane-alpha,omega-diamine | Daphnia magna metabolite; Escherichia coli metabolite; mouse metabolite; plant metabolite |
citric acid, anhydrous Citric Acid: A key intermediate in metabolism. It is an acid compound found in citrus fruits. The salts of citric acid (citrates) can be used as anticoagulants due to their calcium chelating ability.. citric acid : A tricarboxylic acid that is propane-1,2,3-tricarboxylic acid bearing a hydroxy substituent at position 2. It is an important metabolite in the pathway of all aerobic organisms. | 1.96 | 1 | 0 | tricarboxylic acid | antimicrobial agent; chelator; food acidity regulator; fundamental metabolite |
chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 2.36 | 2 | 0 | halide anion; monoatomic chlorine | cofactor; Escherichia coli metabolite; human metabolite |
2-aminoacetaldehyde 2-aminoacetaldehyde: structure. 2-aminoacetaldehyde : An amino aldehyde that is acetaldehyde in which one of the hydrogens of the methyl group has been replaced by an amino group. | 1.96 | 1 | 0 | amino aldehyde; omega-aminoaldehyde | Escherichia coli metabolite |
phosphoglycolate phosphoglycolate: RN given refers to parent acid. 2-phosphoglycolic acid : The O-phospho derivative of glycolic acid. | 1.96 | 1 | 0 | carboxyalkyl phosphate | Escherichia coli metabolite; mouse metabolite |
creatine [no description available] | 1.95 | 1 | 0 | glycine derivative; guanidines; zwitterion | geroprotector; human metabolite; mouse metabolite; neuroprotective agent; nutraceutical |
formaldehyde paraform: polymerized formaldehyde; RN given refers to parent cpd; used in root canal therapy | 1.95 | 1 | 0 | aldehyde; one-carbon compound | allergen; carcinogenic agent; disinfectant; EC 3.5.1.4 (amidase) inhibitor; environmental contaminant; Escherichia coli metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
hexachlorocyclohexane Lindane: An organochlorine insecticide made up of greater than 99% gamma-Hexachlorocyclohexane. It has been used as a pediculicide and scabicide, and shown to cause cancer.. beta-hexachlorocyclohexane : The beta-isomer of hexachlorocyclohexane. | 1.96 | 1 | 0 | chlorocyclohexane | |
histamine [no description available] | 2.65 | 3 | 0 | aralkylamino compound; imidazoles | human metabolite; mouse metabolite; neurotransmitter |
indole [no description available] | 4.13 | 5 | 0 | indole; polycyclic heteroarene | Escherichia coli metabolite |
kynurenine Kynurenine: A metabolite of the essential amino acid tryptophan metabolized via the tryptophan-kynurenine pathway.. kynurenine : A ketone that is alanine in which one of the methyl hydrogens is substituted by a 2-aminobenzoyl group. | 1.95 | 1 | 0 | aromatic ketone; non-proteinogenic alpha-amino acid; substituted aniline | human metabolite |
melatonin [no description available] | 7.65 | 3 | 0 | acetamides; tryptamines | anticonvulsant; central nervous system depressant; geroprotector; hormone; human metabolite; immunological adjuvant; mouse metabolite; radical scavenger |
n-acetylserotonin N-acetylserotonin : An N-acylserotonin resulting from the formal condensation of the primary amino group of serotonin with the carboxy group of acetic acid. | 1.98 | 1 | 0 | acetamides; N-acylserotonin; phenols | antioxidant; human metabolite; mouse metabolite; tropomyosin-related kinase B receptor agonist |
nickel Nickel: A trace element with the atomic symbol Ni, atomic number 28, and atomic weight 58.69. It is a cofactor of the enzyme UREASE.. nickel ion : A nickel atom having a net electric charge.. nickel atom : Chemical element (nickel group element atom) with atomic number 28. | 1.98 | 1 | 0 | metal allergen; nickel group element atom | epitope; micronutrient |
oxalic acid Oxalic Acid: A strong dicarboxylic acid occurring in many plants and vegetables. It is produced in the body by metabolism of glyoxylic acid or ascorbic acid. It is not metabolized but excreted in the urine. It is used as an analytical reagent and general reducing agent.. oxalic acid : An alpha,omega-dicarboxylic acid that is ethane substituted by carboxyl groups at positions 1 and 2. | 1.96 | 1 | 0 | alpha,omega-dicarboxylic acid | algal metabolite; human metabolite; plant metabolite |
phenol [no description available] | 1.96 | 1 | 0 | phenols | antiseptic drug; disinfectant; human xenobiotic metabolite; mouse metabolite |
phenethylamine phenethylamine: RN given refers to parent cpd; structure in Merck Index, 9th ed, #7016. 2-phenylethylamine : A phenylethylamine having the phenyl substituent at the 2-position. | 1.96 | 1 | 0 | alkaloid; aralkylamine; phenylethylamine | Escherichia coli metabolite; human metabolite; mouse metabolite |
phosphoric acid phosphoric acid: concise etchant is 37% H3PO4. phosphoric acid : A phosphorus oxoacid that consists of one oxo and three hydroxy groups joined covalently to a central phosphorus atom. | 1.96 | 1 | 0 | phosphoric acids | algal metabolite; fertilizer; human metabolite; NMR chemical shift reference compound; solvent |
1-propanol 1-Propanol: A colorless liquid made by oxidation of aliphatic hydrocarbons that is used as a solvent and chemical intermediate.. propan-1-ol : The parent member of the class of propan-1-ols that is propane in which a hydrogen of one of the methyl groups is replaced by a hydroxy group. | 1.93 | 1 | 0 | propan-1-ols; short-chain primary fatty alcohol | metabolite; protic solvent |
pteridines [no description available] | 1.95 | 1 | 0 | azaarene; mancude organic heterobicyclic parent; ortho-fused heteroarene; pteridines | |
pyridoxine 4,5-bis(hydroxymethyl)-2-methylpyridin-3-ol: structure in first source. vitamin B6 : Any member of the group of pyridines that exhibit biological activity against vitamin B6 deficiency. Vitamin B6 deficiency is associated with microcytic anemia, electroencephalographic abnormalities, dermatitis with cheilosis (scaling on the lips and cracks at the corners of the mouth) and glossitis (swollen tongue), depression and confusion, and weakened immune function. Vitamin B6 consists of the vitamers pyridoxine, pyridoxal, and pyridoxamine and their respective 5'-phosphate esters (and includes their corresponding ionized and salt forms). | 3.33 | 1 | 1 | hydroxymethylpyridine; methylpyridines; monohydroxypyridine; vitamin B6 | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
toluene methylbenzene : Any alkylbenzene that is benzene substituted with one or more methyl groups. | 1.95 | 1 | 0 | methylbenzene; toluenes; volatile organic compound | cholinergic antagonist; fuel additive; neurotoxin; non-polar solvent |
tryptamine [no description available] | 4.69 | 9 | 0 | aminoalkylindole; aralkylamino compound; indole alkaloid; tryptamines | human metabolite; mouse metabolite; plant metabolite |
urea pseudourea: clinical use; structure. isourea : A carboximidic acid that is the imidic acid tautomer of urea, H2NC(=NH)OH, and its hydrocarbyl derivatives. | 1.93 | 1 | 0 | isourea; monocarboxylic acid amide; one-carbon compound | Daphnia magna metabolite; Escherichia coli metabolite; fertilizer; flour treatment agent; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
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 | 4.46 | 7 | 0 | phenols; tertiary amino compound; tetralins | serotonergic antagonist |
4-iodo-2,5-dimethoxyphenylisopropylamine 4-iodo-2,5-dimethoxyphenylisopropylamine: RN given refers to unlabeled parent cpd without isomeric designation; a serotonin agonist. 2-(4-iodo-2,5-dimethoxyphenyl)-1-methylethylamine : An organoiodine compound that is amphetamine bearing two methoxy substituents at positions 2 and 5 as well as an iodo substituent at position 4. | 3.34 | 2 | 0 | amphetamines; dimethoxybenzene; organoiodine compound | |
1-(1-naphthyl)piperazine 1-(1-naphthyl)piperazine: serotonin agonist; structure given in first source | 3.78 | 3 | 0 | N-arylpiperazine | |
1-(2-methoxyphenyl)piperazine 1-(2-methoxyphenyl)piperazine: RN given refers to parent cpd | 2.4 | 2 | 0 | piperazines | |
1-(3-chlorophenyl)piperazine 1-(3-chlorophenyl)piperazine: supposed metabolite of TRAZODONE; RN given refers to parent cpd; structure. 1-(3-chlorophenyl)piperazine : A N-arylpiperazine that is piperazine carrying a 3-chlorophenyl substituent at position 1. It is a metabolite of the antidepressant drug trazodone. | 3.78 | 3 | 0 | monochlorobenzenes; N-arylpiperazine | drug metabolite; environmental contaminant; serotonergic agonist; xenobiotic |
2-methyl-5-ht 2-methyl-5-HT: M-receptor agonist | 2.39 | 2 | 0 | tryptamines | serotonergic agonist |
n-methyl-3,4-methylenedioxyamphetamine N-Methyl-3,4-methylenedioxyamphetamine: An N-substituted amphetamine analog. It is a widely abused drug classified as a hallucinogen and causes marked, long-lasting changes in brain serotonergic systems. It is commonly referred to as MDMA or ecstasy.. 3,4-methylenedioxymethamphetamine : A member of the class of benzodioxoles that is 1,3-benzodioxole substituted by a 2-(methylamino)propyl group at position 5. | 2.05 | 1 | 0 | amphetamines; benzodioxoles | neurotoxin |
homovanillic acid Homovanillic Acid: A 3-O-methyl ETHER of (3,4-dihydroxyphenyl)acetic acid.. homovanillate : A hydroxy monocarboxylic acid anion which is obtained by deprotonation of the carboxy group of homovanillic acid.. homovanillic acid : A monocarboxylic acid that is the 3-O-methyl ether of (3,4-dihydroxyphenyl)acetic acid. It is a catecholamine metabolite. | 1.95 | 1 | 0 | guaiacols; monocarboxylic acid | human metabolite; mouse metabolite |
phenytoin [no description available] | 1.96 | 1 | 0 | imidazolidine-2,4-dione | anticonvulsant; drug allergen; sodium channel blocker; teratogenic agent |
5-carboxamidotryptamine 5-carboxamidotryptamine: agonist of 5-HT receptor; structure given in first source | 4.79 | 10 | 0 | tryptamines | |
hydroxyindoleacetic acid (5-hydroxyindol-3-yl)acetic acid : A member of the class of indole-3-acetic acids that is indole-3-acetic acid substituted by a hydroxy group at C-5. | 4.44 | 7 | 0 | indole-3-acetic acids | drug metabolite; human metabolite; mouse metabolite |
methylbufotenin 5-methoxy-N,N-dimethyltryptamine : A tryptamine alkaloid that is N,N-dimethyltryptamine substituted by a methoxy group at position 5. | 4.18 | 5 | 0 | aromatic ether; tertiary amino compound; tryptamine alkaloid | hallucinogen; plant metabolite |
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. | 9.86 | 11 | 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 |
tacrine Tacrine: A cholinesterase inhibitor that crosses the blood-brain barrier. Tacrine has been used to counter the effects of muscle relaxants, as a respiratory stimulant, and in the treatment of Alzheimer's disease and other central nervous system disorders.. tacrine : A member of the class of acridines that is 1,2,3,4-tetrahydroacridine substituted by an amino group at position 9. It is used in the treatment of Alzheimer's disease. | 2.1 | 1 | 0 | acridines; aromatic amine | EC 3.1.1.7 (acetylcholinesterase) inhibitor |
acebutolol Acebutolol: A cardioselective beta-1 adrenergic antagonist with little effect on the bronchial receptors. The drug has stabilizing and quinidine-like effects on cardiac rhythm, as well as weak inherent sympathomimetic action.. acebutolol : An ether that is the 2-acetyl-4-(butanoylamino)phenyl ether of the primary hydroxy group of 3-(propan-2-ylamino)propane-1,2-diol. | 1.99 | 1 | 0 | aromatic amide; ethanolamines; ether; monocarboxylic acid amide; propanolamine; secondary amino compound | anti-arrhythmia drug; antihypertensive agent; beta-adrenergic antagonist; sympathomimetic agent |
alpha-methylserotonin alpha-methylserotonin: potent agonist at M & D receptors of serotonin; RN given refers to parent cpd | 4 | 4 | 0 | tryptamines | serotonergic agonist |
alprenolol Alprenolol: One of the ADRENERGIC BETA-ANTAGONISTS used as an antihypertensive, anti-anginal, and anti-arrhythmic agent.. 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. | 2.38 | 2 | 0 | secondary alcohol; secondary amino compound | anti-arrhythmia drug; antihypertensive agent; beta-adrenergic antagonist; sympatholytic agent |
theophylline [no description available] | 3.41 | 1 | 1 | dimethylxanthine | adenosine receptor antagonist; anti-asthmatic drug; anti-inflammatory agent; bronchodilator agent; drug metabolite; EC 3.1.4.* (phosphoric diester hydrolase) inhibitor; fungal metabolite; human blood serum metabolite; immunomodulator; muscle relaxant; vasodilator agent |
amitriptyline 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.. 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. | 2.37 | 2 | 0 | carbotricyclic compound; tertiary amine | adrenergic uptake inhibitor; antidepressant; environmental contaminant; tropomyosin-related kinase B receptor agonist; xenobiotic |
apraclonidine apraclonidine: relieves postoperative intraocular pressure following trabeculoplasty; RN given refers to parent cpd. 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. | 1.96 | 1 | 0 | dichlorobenzene; guanidines; imidazolines | alpha-adrenergic agonist; antiglaucoma drug; beta-adrenergic agonist; diagnostic agent; ophthalmology drug |
arecoline Arecoline: An alkaloid obtained from the betel nut (Areca catechu), fruit of a palm tree. It is an agonist at both muscarinic and nicotinic acetylcholine receptors. It is used in the form of various salts as a ganglionic stimulant, a parasympathomimetic, and a vermifuge, especially in veterinary practice. It has been used as a euphoriant in the Pacific Islands.. arecoline : A tetrahydropyridine that is 1,2,5,6-tetrahydropyridine with a methyl group at position 1, and a methoxycarbonyl group at position 3. An alkaloid found in the areca nut, it acts as an agonist of muscarinic acetylcholine. | 1.96 | 1 | 0 | enoate ester; methyl ester; pyridine alkaloid; tetrahydropyridine | metabolite; muscarinic agonist |
astemizole Astemizole: Antihistamine drug now withdrawn from the market in many countries because of rare but potentially fatal side effects.. 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. | 1.96 | 1 | 0 | benzimidazoles; piperidines | anti-allergic agent; anticoronaviral agent; H1-receptor antagonist |
atenolol Atenolol: A cardioselective beta-1 adrenergic blocker possessing properties and potency similar to PROPRANOLOL, but without a negative inotropic effect.. atenolol : An ethanolamine compound having a (4-carbamoylmethylphenoxy)methyl group at the 1-position and an N-isopropyl substituent. | 1.99 | 1 | 0 | ethanolamines; monocarboxylic acid amide; propanolamine | anti-arrhythmia drug; antihypertensive agent; beta-adrenergic antagonist; environmental contaminant; sympatholytic agent; xenobiotic |
bmy 7378 [no description available] | 1.99 | 1 | 0 | piperazines | |
bromazepam Bromazepam: One of the BENZODIAZEPINES that is used in the treatment of ANXIETY DISORDERS. | 1.96 | 1 | 0 | organic molecular entity | |
buspirone Buspirone: An anxiolytic agent and serotonin receptor agonist belonging to the azaspirodecanedione class of compounds. Its structure is unrelated to those of the BENZODIAZAPINES, but it has an efficacy comparable to DIAZEPAM.. buspirone : An azaspiro compound that is 8-azaspiro[4.5]decane-7,9-dione substituted at the nitrogen atom by a 4-(piperazin-1-yl)butyl group which in turn is substituted by a pyrimidin-2-yl group at the N(4) position. | 4.18 | 5 | 0 | azaspiro compound; N-alkylpiperazine; N-arylpiperazine; organic heteropolycyclic compound; piperidones; pyrimidines | anxiolytic drug; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; sedative; serotonergic agonist |
caffeine [no description available] | 4.88 | 2 | 1 | purine alkaloid; trimethylxanthine | adenosine A2A receptor antagonist; adenosine receptor antagonist; adjuvant; central nervous system stimulant; diuretic; EC 2.7.11.1 (non-specific serine/threonine protein kinase) inhibitor; EC 3.1.4.* (phosphoric diester hydrolase) inhibitor; environmental contaminant; food additive; fungal metabolite; geroprotector; human blood serum metabolite; mouse metabolite; mutagen; plant metabolite; psychotropic drug; ryanodine receptor agonist; xenobiotic |
carbamazepine Carbamazepine: A dibenzazepine that acts as a sodium channel blocker. It is used as an anticonvulsant for the treatment of grand mal and psychomotor or focal SEIZURES. It may also be used in the management of BIPOLAR DISORDER, and has analgesic properties.. carbamazepine : A dibenzoazepine that is 5H-dibenzo[b,f]azepine carrying a carbamoyl substituent at the azepine nitrogen, used as an anticonvulsant. | 1.96 | 1 | 0 | dibenzoazepine; ureas | analgesic; anticonvulsant; antimanic drug; drug allergen; EC 3.5.1.98 (histone deacetylase) inhibitor; environmental contaminant; glutamate transporter activator; mitogen; non-narcotic analgesic; sodium channel blocker; xenobiotic |
carbinoxamine carbinoxamine: Note: tradenames that start with Histex refer to more than one drug. carbinoxamine : An organochlorine compound that is 2-(4-chlorobenzyl)pyridine in which one of the benzylic hydrogens is substituted by 2-(dimethylamino)ethoxy group. It is an ethanolamine-type antihistamine, used as its maleate salt for treating hay fever, as well as mild cases of Parkinson's disease. | 1.96 | 1 | 0 | monochlorobenzenes; pyridines; tertiary amino compound | anti-allergic agent; antiparkinson drug; H1-receptor antagonist; muscarinic antagonist |
carbofuran Carbofuran: A cholinesterase inhibitor that is used as a systemic insecticide, an acaricide, and nematocide. (From Merck Index, 11th ed) | 1.96 | 1 | 0 | 1-benzofurans; carbamate ester | acaricide; agrochemical; avicide; carbamate insecticide; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; nematicide |
carvedilol [no description available] | 1.99 | 1 | 0 | carbazoles; secondary alcohol; secondary amino compound | alpha-adrenergic antagonist; antihypertensive agent; beta-adrenergic antagonist; cardiovascular drug; vasodilator agent |
celiprolol Celiprolol: A cardioselective beta-1 adrenergic antagonist that has intrinsic sympathomimetic activity. It is used in the management of ANGINA PECTORIS and HYPERTENSION. | 1.99 | 1 | 0 | aromatic ketone | |
cgp 20712a [no description available] | 1.99 | 1 | 0 | imidazoles | |
cgs 12066 4-(4-methylpiperazin-1-yl)-7-(trifluoromethyl)pyrrolo[1,2-a]quinoxaline : A pyrroloquinoxaline that is pyrrolo[1,2-a]quinoxaline bearing additional 4-methylpiperazin-1-yl and trifluoromethyl substituents at positions 4 and 7 respectively. A 5-hydroxytryptamine receptor 1B (5-HT1B) full agonist, 10-fold selective over 5-HT1A and 1000-fold selective over 5-HT2C receptors. Centrally active following systemic administration. | 1.99 | 1 | 0 | N-arylpiperazine; organofluorine compound; pyrroloquinoxaline | serotonergic agonist |
chlorpheniramine Chlorpheniramine: A histamine H1 antagonist used in allergic reactions, hay fever, rhinitis, urticaria, and asthma. It has also been used in veterinary applications. One of the most widely used of the classical antihistaminics, it generally causes less drowsiness and sedation than PROMETHAZINE.. chlorphenamine : A tertiary amino compound that is propylamine which is substituted at position 3 by a pyridin-2-yl group and a p-chlorophenyl group and in which the hydrogens attached to the nitrogen are replaced by methyl groups. A histamine H1 antagonist, it is used to relieve the symptoms of hay fever, rhinitis, urticaria, and asthma. | 1.96 | 1 | 0 | monochlorobenzenes; pyridines; tertiary amino compound | anti-allergic agent; antidepressant; antipruritic drug; H1-receptor antagonist; histamine antagonist; serotonin uptake inhibitor |
chlorpromazine 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.. chlorpromazine : A substituted phenothiazine in which the ring nitrogen at position 10 is attached to C-3 of an N,N-dimethylpropanamine moiety. | 2.65 | 3 | 0 | organochlorine compound; phenothiazines; tertiary amine | anticoronaviral agent; antiemetic; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; phenothiazine antipsychotic drug |
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. | 1.98 | 1 | 0 | benzamides | |
citalopram Citalopram: A furancarbonitrile that is one of the serotonin uptake inhibitors used as an antidepressant. The drug is also effective in reducing ethanol uptake in alcoholics and is used in depressed patients who also suffer from TARDIVE DYSKINESIA in preference to tricyclic antidepressants, which aggravate dyskinesia.. citalopram : A racemate comprising equimolar amounts of (R)-citalopram and its enantiomer, escitalopram. It is used as an antidepressant, although only escitalopram is active.. 1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-2-benzofuran-5-carbonitrile : A nitrile that is 1,3-dihydro-2-benzofuran-5-carbonitrile in which one of the hydrogens at position 1 is replaced by a p-fluorophenyl group, while the other is replaced by a 3-(dimethylamino)propyl group. | 1.99 | 1 | 0 | 2-benzofurans; cyclic ether; nitrile; organofluorine compound; tertiary amino compound | |
clonidine 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 (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. | 1.96 | 1 | 0 | clonidine; imidazoline | |
cycloleucine Cycloleucine: An amino acid formed by cyclization of leucine. It has cytostatic, immunosuppressive and antineoplastic activities.. 1-aminocyclopentanecarboxylic acid : A non-proteinogenic alpha-amino acid that is cyclopentane substituted at position 1 by amino and carboxy groups. | 1.96 | 1 | 0 | non-proteinogenic alpha-amino acid | EC 2.5.1.6 (methionine adenosyltransferase) inhibitor |
cyproheptadine Cyproheptadine: A serotonin antagonist and a histamine H1 blocker used as antipruritic, appetite stimulant, antiallergic, and for the post-gastrectomy dumping syndrome, etc.. 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. | 1.96 | 1 | 0 | piperidines; tertiary amine | anti-allergic agent; antipruritic drug; gastrointestinal drug; H1-receptor antagonist; serotonergic antagonist |
desipramine 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.. desipramine : A dibenzoazepine consisting of 10,11-dihydro-5H-dibenzo[b,f]azepine substituted on nitrogen with a 3-(methylamino)propyl group. | 1.96 | 1 | 0 | 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 |
amphetamine Amphetamine: A powerful central nervous system stimulant and sympathomimetic. Amphetamine has multiple mechanisms of action including blocking uptake of adrenergics and dopamine, stimulation of release of monamines, and inhibiting monoamine oxidase. Amphetamine is also a drug of abuse and a psychotomimetic. The l- and the d,l-forms are included here. The l-form has less central nervous system activity but stronger cardiovascular effects. The d-form is DEXTROAMPHETAMINE.. 1-phenylpropan-2-amine : A primary amine that is isopropylamine in which a hydrogen attached to one of the methyl groups has been replaced by a phenyl group.. amphetamine : A racemate comprising equimolar amounts of (R)-amphetamine (also known as levamphetamine or levoamphetamine) and (S)-amphetamine (also known as dexamfetamine or dextroamphetamine. | 3.74 | 3 | 0 | primary amine | |
diazepam Diazepam: A benzodiazepine with anticonvulsant, anxiolytic, sedative, muscle relaxant, and amnesic properties and a long duration of action. Its actions are mediated by enhancement of GAMMA-AMINOBUTYRIC ACID activity.. diazepam : A 1,4-benzodiazepinone that is 1,3-dihydro-2H-1,4-benzodiazepin-2-one substituted by a chloro group at position 7, a methyl group at position 1 and a phenyl group at position 5. | 2.36 | 2 | 0 | 1,4-benzodiazepinone; organochlorine compound | anticonvulsant; anxiolytic drug; environmental contaminant; sedative; xenobiotic |
diclofenac Diclofenac: A non-steroidal anti-inflammatory agent (NSAID) with antipyretic and analgesic actions. It is primarily available as the sodium salt.. diclofenac : A monocarboxylic acid consisting of phenylacetic acid having a (2,6-dichlorophenyl)amino group at the 2-position. | 1.96 | 1 | 0 | amino acid; aromatic amine; dichlorobenzene; monocarboxylic acid; secondary amino compound | antipyretic; drug allergen; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; non-narcotic analgesic; non-steroidal anti-inflammatory drug; xenobiotic |
ddt 1,1-bis(p-chlorophenyl)-2,2,2-trichloroethane: structure in first source | 1.96 | 1 | 0 | benzenoid aromatic compound; chlorophenylethane; monochlorobenzenes; organochlorine insecticide | bridged diphenyl acaricide; carcinogenic agent; endocrine disruptor; persistent organic pollutant |
valproic acid Valproic Acid: A fatty acid with anticonvulsant and anti-manic properties that is used in the treatment of EPILEPSY and BIPOLAR DISORDER. The mechanisms of its therapeutic actions are not well understood. It may act by increasing GAMMA-AMINOBUTYRIC ACID levels in the brain or by altering the properties of VOLTAGE-GATED SODIUM CHANNELS.. valproic acid : A branched-chain saturated fatty acid that comprises of a propyl substituent on a pentanoic acid stem. | 1.96 | 1 | 0 | branched-chain fatty acid; branched-chain saturated fatty acid | anticonvulsant; antimanic drug; EC 3.5.1.98 (histone deacetylase) inhibitor; GABA agent; neuroprotective agent; psychotropic drug; teratogenic agent |
domperidone 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.. 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. | 2.37 | 2 | 0 | benzimidazoles; heteroarylpiperidine | antiemetic; dopaminergic antagonist |
doxepin 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.. 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. | 1.96 | 1 | 0 | dibenzooxepine; tertiary amino compound | antidepressant |
ether Ether: A mobile, very volatile, highly flammable liquid used as an inhalation anesthetic and as a solvent for waxes, fats, oils, perfumes, alkaloids, and gums. It is mildly irritating to skin and mucous membranes.. ether : An organooxygen compound with formula ROR, where R is not hydrogen.. diethyl ether : An ether in which the oxygen atom is linked to two ethyl groups. | 1.95 | 1 | 0 | ether; volatile organic compound | inhalation anaesthetic; non-polar solvent; refrigerant |
flurbiprofen Flurbiprofen: An anti-inflammatory analgesic and antipyretic of the phenylalkynoic acid series. It has been shown to reduce bone resorption in periodontal disease by inhibiting CARBONIC ANHYDRASE.. flurbiprofen : A monocarboxylic acid that is a 2-fluoro-[1,1'-biphenyl-4-yl] moiety linked to C-2 of propionic acid. A non-steroidal anti-inflammatory, analgesic and antipyretic, it is used as a pre-operative anti-miotic as well as orally for arthritis or dental pain. | 1.96 | 1 | 0 | fluorobiphenyl; monocarboxylic acid | antipyretic; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-narcotic analgesic; non-steroidal anti-inflammatory drug |
fluspirilene Fluspirilene: A long-acting injectable antipsychotic agent used for chronic schizophrenia. | 1.96 | 1 | 0 | diarylmethane | |
guanfacine Guanfacine: A centrally acting antihypertensive agent with specificity towards ADRENERGIC ALPHA-2 RECEPTORS. | 1.96 | 1 | 0 | acetamides | |
haloperidol 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). 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. | 2.65 | 3 | 0 | aromatic ketone; hydroxypiperidine; monochlorobenzenes; organofluorine compound; tertiary alcohol | antidyskinesia agent; antiemetic; dopaminergic antagonist; first generation antipsychotic; serotonergic antagonist |
harmaline Harmaline: A beta-carboline alkaloid isolated from seeds of PEGANUM.. harmaline : A harmala alkaloid in which the harman skeleton is methoxy-substituted at C-7 and has been reduced across the 3,4 bond. | 4.47 | 2 | 0 | harmala alkaloid | oneirogen |
hexobarbital Hexobarbital: A barbiturate that is effective as a hypnotic and sedative.. hexobarbital : A member of the class of barbiturates taht is barbituric acid substituted at N-1 by methyl and at C-5 by methyl and cyclohex-1-enyl groups. | 6.93 | 1 | 0 | barbiturates | |
ibuprofen Midol: combination of cinnamedrine, phenacetin, aspirin & caffeine | 1.96 | 1 | 0 | monocarboxylic acid | antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; drug allergen; environmental contaminant; geroprotector; non-narcotic analgesic; non-steroidal anti-inflammatory drug; radical scavenger; xenobiotic |
phenelzine Phenelzine: One of the MONOAMINE OXIDASE INHIBITORS used to treat DEPRESSION; PHOBIC DISORDERS; and PANIC. | 2.35 | 2 | 0 | primary amine | |
imipramine Imipramine: The prototypical tricyclic antidepressant. It has been used in major depression, dysthymia, bipolar depression, attention-deficit disorders, agoraphobia, and panic disorders. It has less sedative effect than some other members of this therapeutic group.. imipramine : A dibenzoazepine that is 5H-dibenzo[b,f]azepine substituted by a 3-(dimethylamino)propyl group at the nitrogen atom. | 1.97 | 1 | 0 | dibenzoazepine | adrenergic uptake inhibitor; antidepressant; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor |
indomethacin Indomethacin: A non-steroidal anti-inflammatory agent (NSAID) that inhibits CYCLOOXYGENASE, which is necessary for the formation of PROSTAGLANDINS and other AUTACOIDS. It also inhibits the motility of POLYMORPHONUCLEAR LEUKOCYTES.. indometacin : A member of the class of indole-3-acetic acids that is indole-3-acetic acid in which the indole ring is substituted at positions 1, 2 and 5 by p-chlorobenzoyl, methyl, and methoxy groups, respectively. A non-steroidal anti-inflammatory drug, it is used in the treatment of musculoskeletal and joint disorders including osteoarthritis, rheumatoid arthritis, gout, bursitis and tendinitis. | 1.96 | 1 | 0 | aromatic ether; indole-3-acetic acids; monochlorobenzenes; N-acylindole | analgesic; drug metabolite; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; gout suppressant; non-steroidal anti-inflammatory drug; xenobiotic metabolite; xenobiotic |
isocarboxazid Isocarboxazid: An MAO inhibitor that is effective in the treatment of major depression, dysthymic disorder, and atypical depression. It also is useful in the treatment of panic disorder and the phobic disorders. (From AMA, Drug Evaluations Annual, 1994, p311) | 1.93 | 1 | 0 | benzenes | |
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. | 5.09 | 8 | 0 | aromatic ketone; organofluorine compound; piperidines; quinazolines | alpha-adrenergic antagonist; antihypertensive agent; cardiovascular drug; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; serotonergic antagonist |
lorazepam Lorazepam: A benzodiazepine used as an anti-anxiety agent with few side effects. It also has hypnotic, anticonvulsant, and considerable sedative properties and has been proposed as a preanesthetic agent. | 1.96 | 1 | 0 | benzodiazepine | |
mescaline Mescaline: Hallucinogenic alkaloid isolated from the flowering heads (peyote) of Lophophora (formerly Anhalonium) williamsii, a Mexican cactus used in Indian religious rites and as an experimental psychotomimetic. Among its cellular effects are agonist actions at some types of serotonin receptors. It has no accepted therapeutic uses although it is legal for religious use by members of the Native American Church.. mescaline : A phenethylamine alkaloid that is phenethylamine substituted at positions 3, 4 and 5 by methoxy groups. | 9.47 | 4 | 0 | methoxybenzenes; phenethylamine alkaloid; primary amino compound | hallucinogen |
methadone Methadone: A synthetic opioid that is used as the hydrochloride. It is an opioid analgesic that is primarily a mu-opioid agonist. It has actions and uses similar to those of MORPHINE. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1082-3). methadone : A racemate comprising equimolar amounts of dextromethadone and levomethadone. It is a opioid analgesic which is used as a painkiller and as a substitute for heroin in the treatment of heroin addiction.. 6-(dimethylamino)-4,4-diphenylheptan-3-one : A ketone that is heptan-3-one substituted by a dimethylamino group at position 6 and two phenyl groups at position 4. | 1.96 | 1 | 0 | benzenes; diarylmethane; ketone; tertiary amino compound | |
metharbital metharbital: was heading 1976-94 (see under BARBITURATES 1976-90); ENDIEMAL, METHARBITONE, & METHOBARBITONE were see METHARBITAL 1976-94; use BARBITURATES to search METHARBITAL 1976-94; long-acting barbiturate that is demethylated to barbital in the liver; has broad-spectrum anticonvulsant action, but used mainly to treat myoclonic spasms in infants | 1.96 | 1 | 0 | organic molecular entity | |
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). | 2.67 | 3 | 0 | aryl sulfide; dibenzothiepine; N-alkylpiperazine; tertiary amino compound | antipsychotic agent; dopaminergic antagonist; geroprotector; serotonergic antagonist |
metoprolol Metoprolol: A selective adrenergic beta-1 blocking agent that is commonly used to treat ANGINA PECTORIS; HYPERTENSION; and CARDIAC ARRHYTHMIAS.. metoprolol : A propanolamine that is 1-(propan-2-ylamino)propan-2-ol substituted by a 4-(2-methoxyethyl)phenoxy group at position 1. | 1.99 | 1 | 0 | aromatic ether; propanolamine; secondary alcohol; secondary amino compound | antihypertensive agent; beta-adrenergic antagonist; environmental contaminant; geroprotector; xenobiotic |
mianserin 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.. 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. | 4.17 | 5 | 0 | 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 |
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. | 2.05 | 1 | 0 | benzazepine; tetracyclic antidepressant | alpha-adrenergic antagonist; anxiolytic drug; H1-receptor antagonist; histamine antagonist; oneirogen; serotonergic antagonist |
moclobemide Moclobemide: A reversible inhibitor of monoamine oxidase type A; (RIMA); (see MONOAMINE OXIDASE INHIBITORS) that has antidepressive properties.. moclobemide : A member of the class of benzamides that is benzamide substituted by a chloro group at position 4 and a 2-(morpholin-4-yl)ethyl group at the nitrogen atom. It acts as a reversible monoamine oxidase inhibitor and is used in the treatment of depression. | 2.05 | 1 | 0 | benzamides; monochlorobenzenes; morpholines | antidepressant; environmental contaminant; xenobiotic |
monodansylcadaverine monodansylcadaverine: inhibits cross linkage of fibrin. monodansylcadaverine : A sulfonamide obtained by formal condensation of the sulfo group of 5-(dimethylamino)naphthalene-1-sulfonic acid with one of the amino groups of cadaverine. | 1.97 | 1 | 0 | aminonaphthalene; primary amino compound; sulfonamide; tertiary amino compound | EC 2.3.2.13 (protein-glutamine gamma-glutamyltransferase) inhibitor; fluorochrome; protective agent |
muscimol Muscimol: A neurotoxic isoxazole isolated from species of AMANITA. It is obtained by decarboxylation of IBOTENIC ACID. Muscimol is a potent agonist of GABA-A RECEPTORS and is used mainly as an experimental tool in animal and tissue studies.. muscimol : A member of the class of isoxazoles that is 1,2-oxazol-3(2H)-one substituted by an aminomethyl group at position 5. It has been isolated from mushrooms of the genus Amanita. | 1.96 | 1 | 0 | alkaloid; isoxazoles; primary amino compound | fungal metabolite; GABA agonist; oneirogen; psychotropic drug |
1-(3-trifluoromethylphenyl)piperazine 1-(3-trifluoromethylphenyl)piperazine: acts as serotonin agonist; structure. 1-(3-(trifluoromethyl)phenyl)piperazine : A N-arylpiperazine that is piperazine substituted by a 3-(trifluoromethyl)phenyl group at position 1. A serotonergic agonist used as a recreational drug. | 5.38 | 7 | 0 | (trifluoromethyl)benzenes; N-arylpiperazine | environmental contaminant; psychotropic drug; serotonergic agonist; xenobiotic |
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. | 1.99 | 1 | 0 | N-alkylpiperazine; N-arylpiperazine; phthalimides | serotonergic antagonist |
naphazoline Naphazoline: An adrenergic vasoconstrictor agent used as a decongestant. | 1.96 | 1 | 0 | naphthalenes | |
naratriptan naratriptan: structure given in first source | 2 | 1 | 0 | heteroarylpiperidine; sulfonamide; tryptamines | serotonergic agonist; vasoconstrictor agent |
nefazodone nefazodone: may be useful as an opiate adjunct | 2.05 | 1 | 0 | aromatic ether; monochlorobenzenes; N-alkylpiperazine; N-arylpiperazine; triazoles | alpha-adrenergic antagonist; analgesic; antidepressant; serotonergic antagonist; serotonin uptake inhibitor |
neostigmine Neostigmine: A cholinesterase inhibitor used in the treatment of myasthenia gravis and to reverse the effects of muscle relaxants such as gallamine and tubocurarine. Neostigmine, unlike PHYSOSTIGMINE, does not cross the blood-brain barrier.. neostigmine : A quaternary ammonium ion comprising an anilinium ion core having three methyl substituents on the aniline nitrogen, and a 3-[(dimethylcarbamoyl)oxy] substituent at position 3. It is a parasympathomimetic which acts as a reversible acetylcholinesterase inhibitor. | 1.95 | 1 | 0 | quaternary ammonium ion | antidote to curare poisoning; EC 3.1.1.7 (acetylcholinesterase) inhibitor |
nialamide Nialamide: An MAO inhibitor that is used as an antidepressive agent. | 6.98 | 1 | 0 | organonitrogen compound; organooxygen compound | |
nisoxetine nisoxetine: potent inhibitor for norepinephrine uptake into rat brain synaptosomes & brain; NM refers to (+-)-isomer; RN given refers to parent cpd; structure. nisoxetine : A secondary amino compound that is N-methyl-3-phenylpropan-1-amine substituted at position 3 by a 2-methoxyphenoxy group. | 1.96 | 1 | 0 | aromatic ether; secondary amino compound | adrenergic uptake inhibitor; antidepressant |
nomifensine Nomifensine: An isoquinoline derivative that prevents dopamine reuptake into synaptosomes. The maleate was formerly used in the treatment of depression. It was withdrawn worldwide in 1986 due to the risk of acute hemolytic anemia with intravascular hemolysis resulting from its use. In some cases, renal failure also developed. (From Martindale, The Extra Pharmacopoeia, 30th ed, p266). nomifensine : An N-methylated tetrahydroisoquinoline carrying phenyl and amino substituents at positions C-4 and C-8, respectively. | 1.96 | 1 | 0 | isoquinolines | dopamine uptake inhibitor |
oxotremorine Oxotremorine: A non-hydrolyzed muscarinic agonist used as a research tool. | 1.96 | 1 | 0 | N-alkylpyrrolidine | |
oxprenolol Oxprenolol: A beta-adrenergic antagonist used in the treatment of hypertension, angina pectoris, arrhythmias, and anxiety. | 1.99 | 1 | 0 | aromatic ether | |
oxymetazoline Oxymetazoline: A direct acting sympathomimetic used as a vasoconstrictor to relieve nasal congestion. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1251). 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. | 1.96 | 1 | 0 | carboxamidine; imidazolines; phenols | alpha-adrenergic agonist; nasal decongestant; sympathomimetic agent; vasoconstrictor agent |
fenclonine Fenclonine: A selective and irreversible inhibitor of tryptophan hydroxylase, a rate-limiting enzyme in the biosynthesis of serotonin (5-HYDROXYTRYPTAMINE). Fenclonine acts pharmacologically to deplete endogenous levels of serotonin. | 2.36 | 2 | 0 | phenylalanine derivative | |
pargyline Pargyline: A monoamine oxidase inhibitor with antihypertensive properties. | 2.69 | 3 | 0 | aromatic amine | |
phenoxybenzamine Phenoxybenzamine: An alpha-adrenergic antagonist with long duration of action. It has been used to treat hypertension and as a peripheral vasodilator. | 2.35 | 2 | 0 | aromatic amine | |
phenyl biguanide phenyl biguanide: RN given refers to parent cpd. phenyl biguanide : A member of the class of biguanides that is biguanide in which one of the terminal nitrogen atoms is substituted by a phenyl group. | 1.98 | 1 | 0 | guanidines | central nervous system drug |
phenylbutazone Phenylbutazone: A butyl-diphenyl-pyrazolidinedione that has anti-inflammatory, antipyretic, and analgesic activities. It has been used in ANKYLOSING SPONDYLITIS; RHEUMATOID ARTHRITIS; and REACTIVE ARTHRITIS.. phenylbutazone : A member of the class of pyrazolidines that is 1,2-diphenylpyrazolidine-3,5-dione carrying a butyl group at the 4-position. | 1.96 | 1 | 0 | pyrazolidines | antirheumatic drug; EC 1.1.1.184 [carbonyl reductase (NADPH)] inhibitor; metabolite; non-narcotic analgesic; non-steroidal anti-inflammatory drug; peripheral nervous system drug |
o-phthalaldehyde o-Phthalaldehyde: A reagent that forms fluorescent conjugation products with primary amines. It is used for the detection of many biogenic amines, peptides, and proteins in nanogram quantities in body fluids.. phthalaldehyde : A dialdehyde in which two formyl groups are attached to adjacent carbon centres on a benzene ring. | 1.95 | 1 | 0 | benzaldehydes; dialdehyde | epitope |
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. | 3.78 | 3 | 0 | indoles; secondary amine | antiglaucoma drug; antihypertensive agent; beta-adrenergic antagonist; serotonergic antagonist; vasodilator agent |
pipamperone pipamperone: RN given refers to parent cpd; structure. pipamperone : A member of the class of bipiperidines that is 1,4'-bipiperidine which is substituted at the 1' and 4' positions by 4-(p-fluorophenyl)-4-oxobutyl and carboxamide groups, respectively. A first generation antipsychotic, its properties are generally similar to those of haloperidol. | 2.37 | 2 | 0 | aromatic ketone; bipiperidines; monocarboxylic acid amide; organofluorine compound; tertiary amino compound | dopaminergic antagonist; first generation antipsychotic; serotonergic antagonist |
pirenperone [no description available] | 3.77 | 3 | 0 | aromatic ketone | |
prazosin Prazosin: A selective adrenergic alpha-1 antagonist used in the treatment of HEART FAILURE; HYPERTENSION; PHEOCHROMOCYTOMA; RAYNAUD DISEASE; PROSTATIC HYPERTROPHY; and URINARY RETENTION.. 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. | 2.37 | 2 | 0 | aromatic ether; furans; monocarboxylic acid amide; piperazines; quinazolines | alpha-adrenergic antagonist; antihypertensive agent; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor |
propranolol 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.. 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. | 2.37 | 2 | 0 | naphthalenes; propanolamine; secondary amine | anti-arrhythmia drug; antihypertensive agent; anxiolytic drug; beta-adrenergic antagonist; environmental contaminant; human blood serum metabolite; vasodilator agent; xenobiotic |
protriptyline Protriptyline: Tricyclic antidepressant similar in action and side effects to IMIPRAMINE. It may produce excitation. | 1.96 | 1 | 0 | carbotricyclic compound | antidepressant |
psilocin psilocin: psilocybine minus the phosphate ester; RN given refers to parent cpd; structure. psilocin : A tryptamine alkaloid that is N,N-dimethyltryptamine carrying an additional hydroxy substituent at position 4. A hallucinogenic alkaloid isolated in trace amounts from Psilocybe mushrooms (also known as Teonanacatl or "magic mushrooms"). | 3.11 | 5 | 0 | hydroxyindoles; phenols; tertiary amino compound; tryptamine alkaloid | drug metabolite; fungal metabolite; hallucinogen; human xenobiotic metabolite; serotonergic agonist |
pyrilamine Pyrilamine: A histamine H1 antagonist. It has mild hypnotic properties and some local anesthetic action and is used for allergies (including skin eruptions) both parenterally and locally. It is a common ingredient of cold remedies.. mepyramine : An ethylenediamine derivative that is ethylenediamine in which one of the amino nitrogens is substituted by two methyl groups and the remaining amino nitrogen is substituted by a 4-methoxybenzyl and a pyridin-2-yl group. | 2.37 | 2 | 0 | aromatic ether; ethylenediamine derivative | H1-receptor antagonist |
pyrimethamine Maloprim: contains above 2 cpds | 1.96 | 1 | 0 | aminopyrimidine; monochlorobenzenes | antimalarial; antiprotozoal drug; EC 1.5.1.3 (dihydrofolate reductase) inhibitor |
quipazine Quipazine: A pharmacologic congener of serotonin that contracts smooth muscle and has actions similar to those of tricyclic antidepressants. It has been proposed as an oxytocic. | 5.39 | 7 | 0 | piperazines; pyridines | |
risperidone 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.. 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. | 2.42 | 2 | 0 | 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 |
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. | 2.68 | 3 | 0 | organofluorine compound; piperidines; thiazolopyrimidine | antidepressant; antipsychotic agent; anxiolytic drug; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; serotonergic antagonist |
rizatriptan rizatriptan: structure given in first source; RN given refers to benzoate | 2 | 1 | 0 | tryptamines | anti-inflammatory drug; serotonergic agonist; vasoconstrictor agent |
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. | 4.46 | 7 | 0 | aromatic ketone; azaspiro compound; organofluorine compound; piperidines; tertiary amino compound | alpha-adrenergic antagonist; antipsychotic agent; dopaminergic antagonist; psychotropic drug; serotonergic antagonist |
spiroxatrine spiroxatrine: structure | 2.41 | 2 | 0 | imidazolidines | |
sumatriptan Sumatriptan: A serotonin agonist that acts selectively at 5HT1 receptors. It is used in the treatment of MIGRAINE DISORDERS.. sumatriptan : A sulfonamide that consists of N,N-dimethyltryptamine bearing an additional (N-methylsulfamoyl)methyl substituent at position 5. Selective agonist for a vascular 5-HT1 receptor subtype (probably a member of the 5-HT1D family). Used (in the form of its succinate salt) for the acute treatment of migraine with or without aura in adults. | 3.09 | 5 | 0 | sulfonamide; tryptamines | serotonergic agonist; vasoconstrictor agent |
theobromine Theobromine: 3,7-Dimethylxanthine. The principle alkaloid in Theobroma cacao (the cacao bean) and other plants. A xanthine alkaloid that is used as a bronchodilator and as a vasodilator. It has a weaker diuretic activity than THEOPHYLLINE and is also a less powerful stimulant of smooth muscle. It has practically no stimulant effect on the central nervous system. It was formerly used as a diuretic and in the treatment of angina pectoris and hypertension. (From Martindale, The Extra Pharmacopoeia, 30th ed, pp1318-9). theobromine : A dimethylxanthine having the two methyl groups located at positions 3 and 7. A purine alkaloid derived from the cacao plant, it is found in chocolate, as well as in a number of other foods, and is a vasodilator, diuretic and heart stimulator. | 3.41 | 1 | 1 | dimethylxanthine | adenosine receptor antagonist; bronchodilator agent; food component; human blood serum metabolite; mouse metabolite; plant metabolite; vasodilator agent |
thioridazine Thioridazine: A phenothiazine antipsychotic used in the management of PHYCOSES, including SCHIZOPHRENIA.. 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. | 1.96 | 1 | 0 | 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 |
thiothixene Thiothixene: A thioxanthine used as an antipsychotic agent. Its effects are similar to the phenothiazine antipsychotics. | 1.95 | 1 | 0 | thioxanthenes | |
trazodone 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). 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. | 1.99 | 1 | 0 | monochlorobenzenes; N-alkylpiperazine; N-arylpiperazine; triazolopyridine | adrenergic antagonist; antidepressant; anxiolytic drug; H1-receptor antagonist; sedative; serotonin uptake inhibitor |
trimethoprim Trimethoprim: A pyrimidine inhibitor of dihydrofolate reductase, it is an antibacterial related to PYRIMETHAMINE. It is potentiated by SULFONAMIDES and the TRIMETHOPRIM, SULFAMETHOXAZOLE DRUG COMBINATION is the form most often used. It is sometimes used alone as an antimalarial. TRIMETHOPRIM RESISTANCE has been reported.. trimethoprim : An aminopyrimidine antibiotic whose structure consists of pyrimidine 2,4-diamine and 1,2,3-trimethoxybenzene moieties linked by a methylene bridge. | 1.96 | 1 | 0 | aminopyrimidine; methoxybenzenes | antibacterial drug; diuretic; drug allergen; EC 1.5.1.3 (dihydrofolate reductase) inhibitor; environmental contaminant; xenobiotic |
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. | 2.37 | 2 | 0 | aromatic ether; benzodioxine; secondary amino compound | alpha-adrenergic antagonist |
xylazine Xylazine: An adrenergic alpha-2 agonist used as a sedative, analgesic and centrally acting muscle relaxant in VETERINARY MEDICINE.. xylazine : A methyl benzene that is 1,3-dimethylbenzene which is substituted by a 5,6-dihydro-4H-1,3-thiazin-2-ylnitrilo group at position 2. It is an alpha2 adrenergic receptor agonist and frequently used in veterinary medicine as an emetic and sedative with analgesic and muscle relaxant properties. | 1.96 | 1 | 0 | 1,3-thiazine; methylbenzene; secondary amino compound | alpha-adrenergic agonist; analgesic; emetic; muscle relaxant; sedative |
corticosterone [no description available] | 1.96 | 1 | 0 | 11beta-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(4) steroid; C21-steroid; glucocorticoid; primary alpha-hydroxy ketone | human metabolite; mouse metabolite |
lysergic acid diethylamide Lysergic Acid Diethylamide: Semisynthetic derivative of ergot (Claviceps purpurea). It has complex effects on serotonergic systems including antagonism at some peripheral serotonin receptors, both agonist and antagonist actions at central nervous system serotonin receptors, and possibly effects on serotonin turnover. It is a potent hallucinogen, but the mechanisms of that effect are not well understood.. lysergic acid diethylamide : An ergoline alkaloid arising from formal condensation of lysergic acid with diethylamine. | 7.02 | 17 | 0 | ergoline alkaloid; monocarboxylic acid amide; organic heterotetracyclic compound | dopamine agonist; hallucinogen; serotonergic agonist |
reserpine Reserpine: An alkaloid found in the roots of Rauwolfia serpentina and R. vomitoria. Reserpine inhibits the uptake of norepinephrine into storage vesicles resulting in depletion of catecholamines and serotonin from central and peripheral axon terminals. It has been used as an antihypertensive and an antipsychotic as well as a research tool, but its adverse effects limit its clinical use.. reserpine : An alkaloid found in the roots of Rauwolfia serpentina and R. vomitoria. | 3.96 | 4 | 0 | alkaloid ester; methyl ester; yohimban alkaloid | adrenergic uptake inhibitor; antihypertensive agent; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; environmental contaminant; first generation antipsychotic; plant metabolite; xenobiotic |
phentolamine 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.. 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. | 1.96 | 1 | 0 | imidazoles; phenols; substituted aniline; tertiary amino compound | alpha-adrenergic antagonist; vasodilator agent |
sorbitol D-glucitol : The D-enantiomer of glucitol (also known as D-sorbitol). | 3.06 | 1 | 0 | glucitol | cathartic; Escherichia coli metabolite; food humectant; human metabolite; laxative; metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite; sweetening agent |
3,3',5-triiodothyroacetic acid tiratricol : A monocarboxylic acid that is (4-hydroxy-3,5-diiodophenyl)acetic acid in which the phenolic hydroxy group has been replaced by a 4-hydroxy-3-iodophenoxy group. It is a thyroid hormone analogue that has been used in the treatment of thyroid hormone resistance syndrome. | 1.96 | 1 | 0 | | |
thyroxine Thyroxine: The major hormone derived from the thyroid gland. Thyroxine is synthesized via the iodination of tyrosines (MONOIODOTYROSINE) and the coupling of iodotyrosines (DIIODOTYROSINE) in the THYROGLOBULIN. Thyroxine is released from thyroglobulin by proteolysis and secreted into the blood. Thyroxine is peripherally deiodinated to form TRIIODOTHYRONINE which exerts a broad spectrum of stimulatory effects on cell metabolism.. thyroxine : An iodothyronine compound having iodo substituents at the 3-, 3'-, 5- and 5'-positions. | 1.96 | 1 | 0 | 2-halophenol; iodophenol; L-phenylalanine derivative; non-proteinogenic L-alpha-amino acid; thyroxine zwitterion; thyroxine | antithyroid drug; human metabolite; mouse metabolite; thyroid hormone |
dibenzylchlorethamine Dibenzylchlorethamine: An alpha adrenergic antagonist. | 1.97 | 1 | 0 | | |
carbachol Carbachol: A slowly hydrolyzed CHOLINERGIC AGONIST that acts at both MUSCARINIC RECEPTORS and NICOTINIC RECEPTORS. | 1.96 | 1 | 0 | ammonium salt; carbamate ester | cardiotonic drug; miotic; muscarinic agonist; nicotinic acetylcholine receptor agonist; non-narcotic analgesic |
aldosterone [no description available] | 1.96 | 1 | 0 | 11beta-hydroxy steroid; 18-oxo steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(4) steroid; C21-steroid hormone; mineralocorticoid; primary alpha-hydroxy ketone; steroid aldehyde | human metabolite; mouse metabolite |
adrenochrome Adrenochrome: Pigment obtained by the oxidation of epinephrine. | 4.83 | 2 | 1 | indoles | |
pilocarpine Pilocarpine: A slowly hydrolyzed muscarinic agonist with no nicotinic effects. Pilocarpine is used as a miotic and in the treatment of glaucoma.. (+)-pilocarpine : The (+)-enantiomer of pilocarpine. | 1.96 | 1 | 0 | pilocarpine | antiglaucoma drug |
dimethylphenylpiperazinium iodide Dimethylphenylpiperazinium Iodide: A selective nicotinic cholinergic agonist used as a research tool. DMPP activates nicotinic receptors in autonomic ganglia but has little effect at the neuromuscular junction. | 1.95 | 1 | 0 | N-arylpiperazine; organic iodide salt; piperazinium salt; quaternary ammonium salt | nicotinic acetylcholine receptor agonist |
triiodothyronine Triiodothyronine: A T3 thyroid hormone normally synthesized and secreted by the thyroid gland in much smaller quantities than thyroxine (T4). Most T3 is derived from peripheral monodeiodination of T4 at the 5' position of the outer ring of the iodothyronine nucleus. The hormone finally delivered and used by the tissues is mainly T3.. 3,3',5-triiodo-L-thyronine : An iodothyronine compound having iodo substituents at the 3-, 3'- and 5-positions. Although some is produced in the thyroid, most of the 3,3',5-triiodo-L-thyronine in the body is generated by mono-deiodination of L-thyroxine in the peripheral tissues. Its metabolic activity is about 3 to 5 times that of L-thyroxine. The sodium salt is used in the treatment of hypothyroidism. | 1.95 | 1 | 0 | 2-halophenol; amino acid zwitterion; iodophenol; iodothyronine | human metabolite; mouse metabolite; thyroid hormone |
biguanides Biguanides: Derivatives of biguanide (the structure formula HN(C(NH)NH2)2) that are primarily used as oral HYPOGLYCEMIC AGENTS for the treatment of DIABETES MELLITUS, TYPE 2 and PREDIABETES.. biguanides : A class of oral hypoglycemic drugs used for diabetes mellitus or prediabetes treatment. They have a structure based on the 2-carbamimidoylguanidine skeleton. | 1.98 | 1 | 0 | guanidines | |
alanine Alanine: A non-essential amino acid that occurs in high levels in its free state in plasma. It is produced from pyruvate by transamination. It is involved in sugar and acid metabolism, increases IMMUNITY, and provides energy for muscle tissue, BRAIN, and the CENTRAL NERVOUS SYSTEM.. alanine : An alpha-amino acid that consists of propionic acid bearing an amino substituent at position 2. | 2.01 | 1 | 0 | alanine zwitterion; alanine; L-alpha-amino acid; proteinogenic amino acid; pyruvate family amino acid | EC 4.3.1.15 (diaminopropionate ammonia-lyase) inhibitor; fundamental metabolite |
serine Serine: A non-essential amino acid occurring in natural form as the L-isomer. It is synthesized from GLYCINE or THREONINE. It is involved in the biosynthesis of PURINES; PYRIMIDINES; and other amino acids.. serine : An alpha-amino acid that is alanine substituted at position 3 by a hydroxy group. | 2.4 | 2 | 0 | L-alpha-amino acid; proteinogenic amino acid; serine family amino acid; serine zwitterion; serine | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
tubocurarine Tubocurarine: A neuromuscular blocker and active ingredient in CURARE; plant based alkaloid of Menispermaceae.. tubocurarine : A benzylisoquinoline alkaloid muscle relaxant which constitutes the active component of curare.. isoquinoline alkaloid : Any alkaloid that has a structure based on an isoquinoline nucleus. They are derived from the amino acids like tyrosine and phenylalanine. | 1.95 | 1 | 0 | bisbenzylisoquinoline alkaloid | drug allergen; muscle relaxant; nicotinic antagonist |
apomorphine Apomorphine: A derivative of morphine that is a dopamine D2 agonist. It is a powerful emetic and has been used for that effect in acute poisoning. It has also been used in the diagnosis and treatment of parkinsonism, but its adverse effects limit its use. | 1.96 | 1 | 0 | aporphine alkaloid | alpha-adrenergic drug; antidyskinesia agent; antiparkinson drug; dopamine agonist; emetic; serotonergic drug |
piperoxan Piperoxan: A benzodioxane alpha-adrenergic blocking agent with considerable stimulatory action. It has been used to diagnose PHEOCHROMOCYTOMA and as an antihypertensive agent. | 1.96 | 1 | 0 | | |
tyrosine Tyrosine: A non-essential amino acid. In animals it is synthesized from PHENYLALANINE. It is also the precursor of EPINEPHRINE; THYROID HORMONES; and melanin.. tyrosine : An alpha-amino acid that is phenylalanine bearing a hydroxy substituent at position 4 on the phenyl ring. | 1.99 | 1 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; proteinogenic amino acid; tyrosine | EC 1.3.1.43 (arogenate dehydrogenase) inhibitor; fundamental metabolite; micronutrient; nutraceutical |
n-methyltryptamine N-methyltryptamine: RN given refers to parent cpd | 2.67 | 3 | 0 | tryptamine alkaloid; tryptamines | metabolite |
n,n-dimethyltryptamine N,N-Dimethyltryptamine: An N-methylated indoleamine derivative and serotonergic hallucinogen which occurs naturally and ubiquitously in several plant species including Psychotria veridis. It also occurs in trace amounts in mammalian brain, blood, and urine, and is known to act as an agonist or antagonist of certain SEROTONIN RECEPTORS.. N,N-dimethyltryptamine : A tryptamine derivative having two N-methyl substituents on the side-chain. | 8.67 | 36 | 1 | tryptamine alkaloid; tryptamines | |
carbaryl Carbaryl: A carbamate insecticide and parasiticide. It is a potent anticholinesterase agent belonging to the carbamate group of reversible cholinesterase inhibitors. It has a particularly low toxicity from dermal absorption and is used for control of head lice in some countries.. carbaryl : A carbamate ester obtained by the formal condensation of 1-naphthol with methylcarbamic acid. | 1.96 | 1 | 0 | carbamate ester; naphthalenes | acaricide; agrochemical; carbamate insecticide; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; plant growth retardant |
cytidine monophosphate Cytidine Monophosphate: Cytidine (dihydrogen phosphate). A cytosine nucleotide containing one phosphate group esterified to the sugar moiety in the 2', 3' or 5' position.. cytidine 5'-monophosphate : A pyrimidine ribonucleoside 5'-monophosphate having cytosine as the nucleobase. | 1.96 | 1 | 0 | cytidine 5'-phosphate; pyrimidine ribonucleoside 5'-monophosphate | Escherichia coli metabolite; human metabolite; mouse metabolite |
methionine Methionine: A sulfur-containing essential L-amino acid that is important in many body functions.. methionine : A sulfur-containing amino acid that is butyric acid bearing an amino substituent at position 2 and a methylthio substituent at position 4. | 3.33 | 1 | 1 | aspartate family amino acid; L-alpha-amino acid; methionine zwitterion; methionine; proteinogenic amino acid | antidote to paracetamol poisoning; human metabolite; micronutrient; mouse metabolite; nutraceutical |
phenylalanine Phenylalanine: An essential aromatic amino acid that is a precursor of MELANIN; DOPAMINE; noradrenalin (NOREPINEPHRINE), and THYROXINE.. L-phenylalanine : The L-enantiomer of phenylalanine.. phenylalanine : An aromatic amino acid that is alanine in which one of the methyl hydrogens is substituted by a phenyl group. | 2.4 | 2 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; phenylalanine; proteinogenic amino acid | algal metabolite; EC 3.1.3.1 (alkaline phosphatase) inhibitor; Escherichia coli metabolite; human xenobiotic metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
medroxyprogesterone acetate [no description available] | 1.96 | 1 | 0 | 20-oxo steroid; 3-oxo-Delta(4) steroid; acetate ester; corticosteroid; steroid ester | adjuvant; androgen; antineoplastic agent; antioxidant; female contraceptive drug; inhibitor; progestin; synthetic oral contraceptive |
cordycepin [no description available] | 1.96 | 1 | 0 | 3'-deoxyribonucleoside; adenosines | antimetabolite; nucleoside antibiotic |
tryptophan Tryptophan: An essential amino acid that is necessary for normal growth in infants and for NITROGEN balance in adults. It is a precursor of INDOLE ALKALOIDS in plants. It is a precursor of SEROTONIN (hence its use as an antidepressant and sleep aid). It can be a precursor to NIACIN, albeit inefficiently, in mammals.. tryptophan : An alpha-amino acid that is alanine bearing an indol-3-yl substituent at position 3. | 4.76 | 10 | 0 | erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid; tryptophan zwitterion; tryptophan | antidepressant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
ethylamine ethylamine : A two-carbon primary aliphatic amine. | 1.96 | 1 | 0 | primary aliphatic amine | human metabolite |
tetramethylammonium tetramethylammonium: RN given refers to parent cpd. tetramethylammonium : The simplest quaternary ammonium cation, comprising a central nitrogen linked to four methyl groups. | 1.96 | 1 | 0 | quaternary ammonium ion | |
phencyclidine Phencyclidine: A hallucinogen formerly used as a veterinary anesthetic, and briefly as a general anesthetic for humans. Phencyclidine is similar to KETAMINE in structure and in many of its effects. Like ketamine, it can produce a dissociative state. It exerts its pharmacological action through inhibition of NMDA receptors (RECEPTORS, N-METHYL-D-ASPARTATE). As a drug of abuse, it is known as PCP and Angel Dust.. phencyclidine : A member of the class of piperidines that is piperidine in which the nitrogen is substituted with a 1-phenylcyclohexyl group. Formerly used as an anaesthetic agent, it exhibits both hallucinogenic and neurotoxic effects. | 3.03 | 1 | 0 | benzenes; piperidines | anaesthetic; neurotoxin; NMDA receptor antagonist; psychotropic drug |
phenylpiperazine phenylpiperazine: RN given refers to parent cpd | 3.48 | 2 | 0 | | |
pyrroles 1H-pyrrole : A tautomer of pyrrole that has the double bonds at positions 2 and 4.. pyrrole : A five-membered monocyclic heteroarene comprising one NH and four CH units which forms the parent compound of the pyrrole group of compounds. Its five-membered ring structure has three tautomers. A 'closed class'.. azole : Any monocyclic heteroarene consisting of a five-membered ring containing nitrogen. Azoles can also contain one or more other non-carbon atoms, such as nitrogen, sulfur or oxygen. | 3.33 | 1 | 1 | pyrrole; secondary amine | |
ergotamine 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.. ergotamine : A peptide ergot alkaloid that is dihydroergotamine in which a double bond replaces the single bond between positions 9 and 10. | 2.67 | 3 | 0 | peptide ergot alkaloid | alpha-adrenergic agonist; mycotoxin; non-narcotic analgesic; oxytocic; serotonergic agonist; vasoconstrictor agent |
mephobarbital Mephobarbital: A barbiturate that is metabolized to PHENOBARBITAL. It has been used for similar purposes, especially in EPILEPSY, but there is no evidence mephobarbital offers any advantage over PHENOBARBITAL.. mephobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at N-1 by a methyl group and at C-5 by ethyl and phenyl groups. | 1.96 | 1 | 0 | barbiturates | anticonvulsant |
isoquinoline [no description available] | 1.96 | 1 | 0 | azaarene; isoquinolines; mancude organic heterobicyclic parent; ortho-fused heteroarene | |
dimethoxyphenylethylamine Dimethoxyphenylethylamine: A derivative of phenethylamine containing two substituent methoxy groups in the phenyl ring.. 3,4-dimethoxyphenylethylamine : An aromatic ether that is the derivative of 2-phenylethylamine with methoxy substituents at the 3- and 4-positions. It is an alkaloid isolated from the Cactaceae family. | 6.2 | 4 | 1 | alkaloid; aromatic ether; phenylethylamine | allergen; plant metabolite |
3,4-dimethoxyamphetamine 3,4-dimethoxyamphetamine: RN given refers to parent cpd without isomeric designation | 3.06 | 1 | 0 | | |
yohimbine Yohimbine: A plant alkaloid with alpha-2-adrenergic blocking activity. Yohimbine has been used as a mydriatic and in the treatment of ERECTILE DYSFUNCTION.. yohimbine : An indole alkaloid with alpha2-adrenoceptor antagonist activity. It is produced by Corynanthe johimbe and Rauwolfia serpentina. | 3.07 | 5 | 0 | methyl 17-hydroxy-20xi-yohimban-16-carboxylate | alpha-adrenergic antagonist; dopamine receptor D2 antagonist; serotonergic antagonist |
oxazoles Oxazoles: Five-membered heterocyclic ring structures containing an oxygen in the 1-position and a nitrogen in the 3-position, in distinction from ISOXAZOLES where they are at the 1,2 positions.. 1,3-oxazole : A five-membered monocyclic heteroarene that is an analogue of cyclopentadiene with O in place of CH2 at position 1 and N in place of CH at position 3.. oxazole : An azole based on a five-membered heterocyclic aromatic skeleton containing one N and one O atom. | 2 | 1 | 0 | 1,3-oxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
di-2-(ethylhexyl)phosphoric acid di-2-(ethylhexyl)phosphoric acid: RN given refers to parent cpd | 1.96 | 1 | 0 | | |
galantamine Galantamine: A benzazepine derived from norbelladine. It is found in GALANTHUS and other AMARYLLIDACEAE. It is a cholinesterase inhibitor that has been used to reverse the muscular effects of GALLAMINE TRIETHIODIDE and TUBOCURARINE and has been studied as a treatment for ALZHEIMER DISEASE and other central nervous system disorders.. galanthamine : A benzazepine alkaloid isolated from certain species of daffodils. | 2.1 | 1 | 0 | benzazepine alkaloid fundamental parent; benzazepine alkaloid; organic heterotetracyclic compound; tertiary amino compound | antidote to curare poisoning; cholinergic drug; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; plant metabolite |
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. | 3.08 | 5 | 0 | ergoline alkaloid | |
prenylamine Prenylamine: A drug formerly used in the treatment of angina pectoris but superseded by less hazardous drugs. Prenylamine depletes myocardial catecholamine stores and has some calcium channel blocking activity. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1406) | 1.96 | 1 | 0 | diarylmethane | |
ketobemidone ketobemidone: structure | 1.96 | 1 | 0 | piperidines | |
2-bromolysergic acid diethylamide 2-bromolysergic acid diethylamide: was heading 1975-94 (see under LYSERGIC ACID DIETHYLAMIDE 1975-90); BROMO-LSD was see 2-BROMOLYSERGIC ACID DIETHYLAMIDE 1975-94; use LYSERGIC ACID DIETHYLAMIDE to search 2-BROMOLYSERGIC ACID DIETHYLAMIDE 1975-94; a serotonin antagonist | 2.35 | 2 | 0 | | |
cytisine [no description available] | 1.96 | 1 | 0 | alkaloid; bridged compound; lactam; organic heterotricyclic compound; secondary amino compound | nicotinic acetylcholine receptor agonist; phytotoxin; plant metabolite |
fructose-1,6-diphosphate beta-D-fructofuranose 1,6-bisphosphate : A D-fructofuranose 1,6-bisphosphate with a beta-configuration at the anomeric position. | 1.96 | 1 | 0 | D-fructofuranose 1,6-bisphosphate | mouse metabolite |
3-pyridinaldehyde pyridine-3-carbaldehyde : A pyridinecarbaldehyde that is pyridine substituted by a formyl group at position 3. | 1.96 | 1 | 0 | pyridinecarbaldehyde | |
dihydroergotamine Dihydroergotamine: A 9,10alpha-dihydro derivative of ERGOTAMINE. It is used as a vasoconstrictor, specifically for the therapy of MIGRAINE DISORDERS.. 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. | 1.99 | 1 | 0 | ergot alkaloid; semisynthetic derivative | dopamine agonist; non-narcotic analgesic; serotonergic agonist; sympatholytic agent; vasoconstrictor agent |
psilocybin Psilocybin: The major of two hallucinogenic components of Teonanacatl, the sacred mushroom of Mexico, the other component being psilocin. (From Merck Index, 11th ed). psilocybin : A tryptamine alkaloid that is N,N-dimethyltryptamine carrying an additional phosphoryloxy substituent at position 4. The major hallucinogenic alkaloid isolated from Psilocybe mushrooms (also known as Teonanacatl or "magic mushrooms"). | 10.7 | 11 | 0 | organic phosphate; tertiary amino compound; tryptamine alkaloid | fungal metabolite; hallucinogen; prodrug; serotonergic agonist |
dihydrotestosterone Dihydrotestosterone: A potent androgenic metabolite of TESTOSTERONE. It is produced by the action of the enzyme 3-OXO-5-ALPHA-STEROID 4-DEHYDROGENASE.. 17beta-hydroxyandrostan-3-one : A 17beta-hydroxy steroid that is testosterone in which the 4-5 double bond has been reduced to a single bond with unspecified configuration at position 5.. 17beta-hydroxy-5alpha-androstan-3-one : A 17beta-hydroxy steroid that is testosterone in which the 4,5 double bond has been reduced to a single bond with alpha-configuration at position 5. | 1.96 | 1 | 0 | 17beta-hydroxy steroid; 17beta-hydroxyandrostan-3-one; 3-oxo-5alpha-steroid | androgen; Daphnia magna metabolite; human metabolite; mouse metabolite |
trimellitic acid trimellitic acid: RN given refers to parent cpd; structure. trimellitic acid : Benzene substituted at the 1,2, and 4 positions by carboxy groups. | 1.96 | 1 | 0 | tricarboxylic acid | |
5-methoxyindole 5-methoxyindole: structure in first source | 1.93 | 1 | 0 | indoles | |
pyridine-2-carboxaldehyde pyridine-2-carboxaldehyde: structure in first source. 2-formylpyridine : A pyridinecarbaldehyde that is pyridine in which the hydrogen at position 2 is replaced by a formyl group. | 1.96 | 1 | 0 | pyridinecarbaldehyde | |
2-acetylpyridine 2-acetylpyridine: structure in first source | 1.96 | 1 | 0 | aromatic ketone | |
manganese dioxide [no description available] | 1.97 | 1 | 0 | manganese molecular entity; metal oxide | |
heliamine heliamine: RN given refers to parent cpd; structure. heliamine : An isoquinoline that is 1,2,3,4-tetrahydroisoquinoline substituted by methoxy groups at positions 6 and 7. | 1.96 | 1 | 0 | aromatic ether; diether; isoquinoline alkaloid; isoquinolines | plant metabolite |
5-methyltryptamine 5-methyltryptamine: RN given refers to parent cpd | 2.37 | 2 | 0 | tryptamines | |
s,n,n'-tripropylthiocarbamate Reward: An object or a situation that can serve to reinforce a response, to satisfy a motive, or to afford pleasure.. vernolate : A monounsaturated fatty acid anion that is the conjugate base of vernolic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. | 1.95 | 1 | 0 | tertiary amine | |
dronabinol Dronabinol: A psychoactive compound extracted from the resin of Cannabis sativa (marihuana, hashish). The isomer delta-9-tetrahydrocannabinol (THC) is considered the most active form, producing characteristic mood and perceptual changes associated with this compound.. Delta(9)-tetrahydrocannabinol : A diterpenoid that is 6a,7,8,10a-tetrahydro-6H-benzo[c]chromene substituted at position 1 by a hydroxy group, positions 6, 6 and 9 by methyl groups and at position 3 by a pentyl group. The principal psychoactive constituent of the cannabis plant, it is used for treatment of anorexia associated with AIDS as well as nausea and vomiting associated with cancer chemotherapy. | 3.04 | 1 | 0 | benzochromene; diterpenoid; phytocannabinoid; polyketide | cannabinoid receptor agonist; epitope; hallucinogen; metabolite; non-narcotic analgesic |
pimozide Pimozide: A diphenylbutylpiperidine that is effective as an antipsychotic agent and as an alternative to HALOPERIDOL for the suppression of vocal and motor tics in patients with Tourette syndrome. Although the precise mechanism of action is unknown, blockade of postsynaptic dopamine receptors has been postulated. (From AMA Drug Evaluations Annual, 1994, p403). pimozide : A member of the class of benzimidazoles that is 1,3-dihydro-2H-benzimidazol-2-one in which one of the nitrogens is substituted by a piperidin-4-yl group, which in turn is substituted on the nitrogen by a 4,4-bis(p-fluorophenyl)butyl group. | 1.96 | 1 | 0 | benzimidazoles; heteroarylpiperidine; organofluorine compound | antidyskinesia agent; dopaminergic antagonist; first generation antipsychotic; H1-receptor antagonist; serotonergic antagonist |
benperidol Benperidol: A butyrophenone with general properties similar to those of HALOPERIDOL. It has been used in the treatment of aberrant sexual behavior. (From Martindale, The Extra Pharmacopoeia, 30th ed, p567) | 1.96 | 1 | 0 | aromatic ketone | |
tranylcypromine Tranylcypromine: A propylamine formed from the cyclization of the side chain of amphetamine. This monoamine oxidase inhibitor is effective in the treatment of major depression, dysthymic disorder, and atypical depression. It also is useful in panic and phobic disorders. (From AMA Drug Evaluations Annual, 1994, p311). tranylcypromine : A racemate comprising equal amounts of (1R,2S)- and (1S,2R)-2-phenylcyclopropan-1-amine. An irreversible monoamine oxidase inhibitor that is used as an antidepressant (INN tranylcypromine).. (1R,2S)-tranylcypromine : A 2-phenylcyclopropan-1-amine that is the (1R,2S)-enantiomer of tranylcypromine. | 2.35 | 2 | 0 | 2-phenylcyclopropan-1-amine | |
lilly 51641 Lilly 51641: RN given refers to parent cpd; structure | 1.98 | 1 | 0 | | |
benzetimide [no description available] | 1.96 | 1 | 0 | piperidines | |
acetylpyruvic acid acetylpyruvic acid: structure. acetylpyruvic acid : A dioxo monocarboxylic acid that is pentanoic acid carrying two oxo groups at positions 2 and 4. | 1.96 | 1 | 0 | beta-diketone; dioxo monocarboxylic acid | bacterial metabolite |
manganese Manganese: A trace element with atomic symbol Mn, atomic number 25, and atomic weight 54.94. It is concentrated in cell mitochondria, mostly in the pituitary gland, liver, pancreas, kidney, and bone, influences the synthesis of mucopolysaccharides, stimulates hepatic synthesis of cholesterol and fatty acids, and is a cofactor in many enzymes, including arginase and alkaline phosphatase in the liver. (From AMA Drug Evaluations Annual 1992, p2035). manganese(4+) : A manganese cation that is monoatomic and has a formal charge of +4. | 1.97 | 1 | 0 | elemental manganese; manganese group element atom | Escherichia coli metabolite; micronutrient |
silver Silver: An element with the atomic symbol Ag, atomic number 47, and atomic weight 107.87. It is a soft metal that is used medically in surgical instruments, dental prostheses, and alloys. Long-continued use of silver salts can lead to a form of poisoning known as ARGYRIA. | 2.41 | 1 | 0 | copper group element atom; elemental silver | Escherichia coli metabolite |
nickel chloride nickel chloride: RN given refers to cpd with MF of Ni-Cl2. nickel dichloride : A compound of nickel and chloride in which the ratio of nickel (in the +2 oxidation state) to chloride is 1:2. | 1.98 | 1 | 0 | nickel coordination entity | calcium channel blocker; hapten |
metoprine metoprine: histamine methyltransferase antagonist | 1.96 | 1 | 0 | | |
deuterium Deuterium: The stable isotope of hydrogen. It has one neutron and one proton in the nucleus. | 2.39 | 2 | 0 | dihydrogen | |
fluorine Fluorine: A nonmetallic, diatomic gas that is a trace element and member of the halogen family. It is used in dentistry as fluoride (FLUORIDES) to prevent dental caries. | 1.95 | 1 | 0 | diatomic fluorine; gas molecular entity | NMR chemical shift reference compound |
coformycin [no description available] | 1.96 | 1 | 0 | coformycins | EC 3.5.4.4 (adenosine deaminase) inhibitor |
pizotyline Pizotyline: Serotonin antagonist used against MIGRAINE DISORDERS and vascular headaches.. pizotifen : A benzocycloheptathiophene that is 9,10-dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophene 4-ylidene)-1-methylpiperidine which is joined from the 4 position to the 4 position of an N-methylpiperidine moiety by a double bond. It is a sedating antihistamine, with strong serotonin antagonist and weak antimuscarinic activity. It is generally used as the malate salt for the treatment of migraine and the prevention of headache attacks during cluster periods. | 1.96 | 1 | 0 | benzocycloheptathiophene | histamine antagonist; muscarinic antagonist; serotonergic antagonist |
2,5-dimethoxy-4-ethylamphetamine 2,5-dimethoxy-4-ethylamphetamine: psychedelic agent; ethyl homolog of dimethoxymethylamphetamine; RN given refers to parent cpd without isomeric designation | 3.06 | 1 | 0 | amphetamines | |
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. | 3.99 | 4 | 0 | 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). | 2.05 | 1 | 0 | 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 | 1.96 | 1 | 0 | aromatic ether; carboxamidine; dichlorobenzene; imidazoles | alpha-adrenergic agonist; antihypertensive agent |
5-(2-cyclohexylidene-ethyl)-5-ethylbarbiturate 5-(2-cyclohexylidene-ethyl)-5-ethylbarbiturate: RN given refers to parent cpd | 1.96 | 1 | 0 | | |
2,4,5-trimethoxyphenylisopropylamine 2,4,5-trimethoxyphenylisopropylamine: RN given refers to parent cpd; structure | 3.06 | 1 | 0 | | |
phenyl acetate phenyl acetate: The ester formed between phenol and acetic acid. Don't confuse with phenylacetic acid derivatives listed under PHENYLACETATES.. phenyl acetate : An acetate ester obtained by the formal condensation of phenol with acetic acid. | 2.64 | 3 | 0 | benzenes; phenyl acetates | |
4-methoxyamphetamine 4-methoxyamphetamine: para-methoxy derivative to amphetamine with hallucinogenic properties; minor descriptor (75-86); on line & INDEX MEDICUS search AMPHETAMINES (75-86); RN given refers to parent compound without isomeric designation | 3.06 | 1 | 0 | | |
dihydro-beta-erythroidine Dihydro-beta-Erythroidine: Dihydro analog of beta-erythroidine, which is isolated from the seeds and other plant parts of Erythrina sp. Leguminosae. It is an alkaloid with curarimimetic properties.. dihydro-beta-erythroidine : An organic heterotetracyclic compound resulting from the partial hydrogenation of the 1,3-diene moiety of beta-erythroidine to give the corresponding 2-ene. | 1.95 | 1 | 0 | delta-lactone; organic heterotetracyclic compound; tertiary amino compound | nicotinic antagonist |
azides Azides: Organic or inorganic compounds that contain the -N3 group.. azide : Any nitrogen molecular entity containing the group -N3. | 1.96 | 1 | 0 | pseudohalide anion | mitochondrial respiratory-chain inhibitor |
timolol (S)-timolol (anhydrous) : The (S)-(-) (more active) enantiomer of timolol. A beta-adrenergic antagonist, both the hemihydrate and the maleate salt are used in the mangement of glaucoma, hypertension, angina pectoris and myocardial infarction, and for the prevention of migraine. | 2.38 | 2 | 0 | timolol | anti-arrhythmia drug; antiglaucoma drug; antihypertensive agent; beta-adrenergic antagonist |
indoramin Indoramin: An alpha-1 adrenergic antagonist that is commonly used as an antihypertensive agent. | 1.96 | 1 | 0 | tryptamines | |
penfluridol Penfluridol: One of the long-acting ANTIPSYCHOTIC AGENTS used for maintenance or long-term therapy of SCHIZOPHRENIA and other PSYCHOTIC DISORDERS. | 1.96 | 1 | 0 | diarylmethane | |
5,7-dihydroxytryptamine 5,7-Dihydroxytryptamine: Tryptamine substituted with two hydroxyl groups in positions 5 and 7. It is a neurotoxic serotonin analog that destroys serotonergic neurons preferentially and is used in neuropharmacology as a tool. | 3.99 | 4 | 0 | | |
substance p [no description available] | 1.96 | 1 | 0 | peptide | neurokinin-1 receptor agonist; neurotransmitter; vasodilator agent |
tertatolol tertatolol: RN given refers to parent cpd; structure given in first source | 1.99 | 1 | 0 | thiochromane | |
norsalsolinol norsalsolinol: rigid dopamine analog; RN given refers to parent cpd; structure. norsalsolinol : An isoquinolinol that is 1,2,3,4-tetrahydroisoquinoline substituted by hydroxy groups at positions 6 and 7. It is present in the dopamine-rich areas of the human brain, including the substantia nigra. | 1.96 | 1 | 0 | isoquinolinol | animal metabolite; apoptosis inducer; human metabolite; marine metabolite |
butaclamol (+)-butaclamol : An organic heteropentacyclic compound that is 2,3,4,4a,8,9,13b,14-octahydro-1H-benzo[6,7]cyclohepta[1,2,3-de]pyrido[2,1-a]isoquinoline substituted at position 3 by both hydroxy and tert-butyl groups. | 1.98 | 1 | 0 | organic heteropentacyclic compound | |
butaclamol [no description available] | 1.96 | 1 | 0 | amino alcohol; organic heteropentacyclic compound; tertiary alcohol; tertiary amino compound | dopaminergic antagonist |
penbutolol Penbutolol: A nonselective beta-blocker used as an antihypertensive and an antianginal agent. | 1.99 | 1 | 0 | ethanolamines | |
tiamenidine [no description available] | 1.96 | 1 | 0 | organochlorine compound | |
sufentanil Sufentanil: An opioid analgesic that is used as an adjunct in anesthesia, in balanced anesthesia, and as a primary anesthetic agent.. sufentanil : An anilide resulting from the formal condensation of the aryl amino group of 4-(methoxymethyl)-N-phenyl-1-[2-(2-thienyl)ethyl]piperidin-4-amine with propanoic acid. | 1.96 | 1 | 0 | anilide; ether; piperidines; thiophenes | anaesthesia adjuvant; intravenous anaesthetic; mu-opioid receptor agonist; opioid analgesic |
paroxetine Paroxetine: A serotonin uptake inhibitor that is effective in the treatment of depression.. paroxetine : A benzodioxole that consists of piperidine bearing 1,3-benzodioxol-5-yloxy)methyl and 4-fluorophenyl substituents at positions 3 and 4 respectively; the (3S,4R)-diastereomer. Highly potent and selective 5-HT uptake inhibitor that binds with high affinity to the serotonin transporter (Ki = 0.05 nM). Ki values are 1.1, 350 and 1100 nM for inhibition of [3H]-5-HT, [3H]-l-NA and [3H]-DA uptake respectively. Displays minimal affinity for alpha1-, alpha2- or beta-adrenoceptors, 5-HT2A, 5-HT1A, D2 or H1 receptors at concentrations below 1000 nM, however displays weak affinity for muscarinic ACh receptors (Ki = 42 nM). Antidepressant and anxiolytic in vivo. | 2.05 | 1 | 0 | aromatic ether; benzodioxoles; organofluorine compound; piperidines | antidepressant; anxiolytic drug; hepatotoxic agent; P450 inhibitor; serotonin uptake inhibitor |
remoxipride Remoxipride: An antipsychotic agent that is specific for dopamine D2 receptors. It has been shown to be effective in the treatment of schizophrenia. | 2.05 | 1 | 0 | dimethoxybenzene | |
gepirone gepirone: RN given refers to parent cpd; structure given in first source | 2.05 | 1 | 0 | N-arylpiperazine | |
ipsapirone [no description available] | 3.5 | 2 | 0 | N-arylpiperazine | |
zolmitriptan zolmitriptan: an antimigraine compound; a serotonin (5HT)-1D receptor agonist. zolmitriptan : A member of the class of tryptamines that is N,N-dimethyltryptamine in which the hydrogen at position 5 of the indole ring has been replaced by a [(4S)-2-oxo-1,3-oxazolidin-4-yl]methyl group. A serotonin 5-HT1 B and D receptor agonist, it is used for the treatment of migraine. | 2.4 | 2 | 0 | oxazolidinone; tryptamines | anti-inflammatory drug; serotonergic agonist; vasoconstrictor agent |
adenosine quinquefolan B: isolated from roots of Panax quinquefolium L.; RN not in Chemline 10/87; RN from Toxlit | 1.95 | 1 | 0 | adenosines; purines D-ribonucleoside | analgesic; anti-arrhythmia drug; fundamental metabolite; human metabolite; vasodilator agent |
2,5-dimethoxy-4-bromoamphetamine 2,5-dimethoxy-4-bromoamphetamine: RN given refers to (alpha)-isomer; a serotonin agonist that interferes with Meth A tumor growth in mice by selective vasoconstrictive action | 3.06 | 1 | 0 | | |
carfentanil carfentanil : A monocarboxylic acid amide resulting from the formal condensation of the aryl amino group of methyl 4-anilino-1-(2-phenylethyl)piperidine-4-carboxylate with propanoic acid. | 1.96 | 1 | 0 | methyl ester; piperidines; tertiary amino compound; tertiary carboxamide | mu-opioid receptor agonist; opioid analgesic; tranquilizing drug |
2,5-dimethoxyamphetamine 2,5-dimethoxyamphetamine: RN given refers to parent cpd without isomeric designation | 3.06 | 1 | 0 | | |
glucose, (beta-d)-isomer beta-D-glucose : D-Glucopyranose with beta configuration at the anomeric centre.. (1->4)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->4) linkages.. (1->3)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->3) linkages. | 2.05 | 1 | 0 | D-glucopyranose | epitope; mouse metabolite |
norharman norharman: RN given refers to parent cpd. beta-carboline : The parent compound of the beta-carbolines, a tricyclic structure comprising an indole ring system ortho- fused to C-3 and C-4 of a pyridine ring. | 1.96 | 1 | 0 | beta-carbolines; mancude organic heterotricyclic parent | fungal metabolite; marine metabolite |
fenclofenac fenclofenac: RN given refers to parent cpd | 1.96 | 1 | 0 | aromatic ether | |
flutonidine flutonidine: RN given refers to parent cpd | 1.96 | 1 | 0 | | |
eltoprazine eltoprazine: RN given refers to parent cpd; suppresses hyperpolarizing responses to serotonin in rat hippocampus | 1.99 | 1 | 0 | | |
alniditan alniditan: structure given in first source | 1.99 | 1 | 0 | | |
triazoles Triazoles: Heterocyclic compounds containing a five-membered ring with two carbon atoms and three nitrogen atoms with the molecular formula C2H3N3.. triazoles : An azole in which the five-membered heterocyclic aromatic skeleton contains three N atoms and two C atoms. | 2 | 1 | 0 | 1,2,3-triazole | |
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. | 4.92 | 4 | 0 | ergot alkaloid; sulfamides | antiparkinson drug; dopamine agonist; serotonergic antagonist |
ocaperidone ocaperidone: structure given in first source | 1.99 | 1 | 0 | pyridopyrimidine | |
oxazolidin-2-one Oxazolidinones: Derivatives of oxazolidin-2-one. They represent an important class of synthetic antibiotic agents.. oxazolidin-2-one : An oxazolidinone that is 1,3-oxazolidine with an oxo substituent at position 2.. oxazolidinone : An oxazolidine containing one or more oxo groups. | 2 | 1 | 0 | carbamate ester; oxazolidinone | metabolite |
tutin tutin: neurotoxin found in Coriaria shrubs; hyenanchin is the hydroxy derivative; structure | 1.96 | 1 | 0 | gamma-lactone | |
2,5-dimethoxy-4-methylamphetamine 2,5-Dimethoxy-4-Methylamphetamine: A psychedelic phenyl isopropylamine derivative, commonly called DOM, whose mood-altering effects and mechanism of action may be similar to those of LSD. | 3.06 | 1 | 0 | | |
kampirone 1-(2-pyrimidinyl)piperazine: metabolite of buspirone; structure given in first source | 1.99 | 1 | 0 | N-arylpiperazine | |
nicotine (S)-nicotine : A 3-(1-methylpyrrolidin-2-yl)pyridine in which the chiral centre has S-configuration. The naturally occurring and most active enantiomer of nicotine, isolated from Nicotiana tabacum. | 3.47 | 2 | 0 | 3-(1-methylpyrrolidin-2-yl)pyridine | anxiolytic drug; biomarker; immunomodulator; mitogen; neurotoxin; nicotinic acetylcholine receptor agonist; peripheral nervous system drug; phytogenic insecticide; plant metabolite; psychotropic drug; teratogenic agent; xenobiotic |
n,n-dipropyl-2-aminotetralin N,N-dipropyl-2-aminotetralin: RN given refers to parent cpd | 1.99 | 1 | 0 | | |
homocysteine Homocysteine: A thiol-containing amino acid formed by a demethylation of METHIONINE.. homocysteine : A sulfur-containing amino acid consisting of a glycine core with a 2-mercaptoethyl side-chain.. L-homocysteine : A homocysteine that has L configuration. | 1.95 | 1 | 0 | amino acid zwitterion; homocysteine; serine family amino acid | fundamental metabolite; mouse metabolite |
5,6-dihydrouridine dihydrouridine : The uridine derivative obtained by formal hydrogenation of the endocyclic double bond in the uracil ring. | 1.96 | 1 | 0 | uridines | biomarker |
1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid 1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid: used as a substitute for amino acids in synthetic peptides | 1.96 | 1 | 0 | | |
beta-carboline-3-carboxylic acid ethyl ester beta-carboline-3-carboxylic acid ethyl ester: isolated from brain tissue & urine; extremely potent displacer of diazepam from brain benzodiazepam receptors; structure in first source | 1.96 | 1 | 0 | beta-carbolines | |
1-(2,5-dimethoxy-4-nitrophenyl)-2-aminopropane 1-(2,5-dimethoxy-4-nitrophenyl)-2-aminopropane: structure given in first source; RN given refers to parent cpd | 3.06 | 1 | 0 | | |
beta-carboline-3-carboxylic acid methyl ester beta-carboline-3-carboxylic acid methyl ester: structure given in first source | 1.96 | 1 | 0 | beta-carbolines | |
gr 127935 GR 127935: a 5-HT 1D receptor antagonist. 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. | 1.99 | 1 | 0 | 1,2,4-oxadiazole; benzamides; N-alkylpiperazine; N-arylpiperazine | |
6-chloro-2-(1-piperazinyl)pyrazine [no description available] | 2.05 | 1 | 0 | N-arylpiperazine | |
5-methoxy 3-(1,2,3,6-tetrahydro-4-pyridinyl)1h indole [no description available] | 4.33 | 6 | 0 | indoles | |
uh 301 UH 301: structure given in first source | 2.05 | 1 | 0 | | |
propyl beta-carboline-3-carboxylate propyl beta-carboline-3-carboxylate: binds specifically to brain benzodiazepine receptors | 1.96 | 1 | 0 | beta-carbolines | |
methotrexate [no description available] | 1.96 | 1 | 0 | dicarboxylic acid; monocarboxylic acid amide; pteridines | abortifacient; antimetabolite; antineoplastic agent; antirheumatic drug; dermatologic drug; DNA synthesis inhibitor; EC 1.5.1.3 (dihydrofolate reductase) inhibitor; immunosuppressive agent |
gamma-carboline gamma-carboline: RN given refers to parent cpd; structure given in first source | 1.96 | 1 | 0 | pyridoindole | |
3-propylamino-5-hydroxychroman [no description available] | 1.99 | 1 | 0 | | |
s 14671 S 14671: serotonin receptor agonist; RN from toxlit | 1.99 | 1 | 0 | | |
dilevalol (R,R)-labetalol : A 2-hydroxy-5-{1-hydroxy-2-[(4-phenylbutan-2-yl)amino]ethyl}benzamide that has 1R,2R-configuration. | 1.99 | 1 | 0 | 2-hydroxy-5-{1-hydroxy-2-[(4-phenylbutan-2-yl)amino]ethyl}benzamide | |
n-methylserotonin N-methylserotonin: RN given refers to parent cpd. N-methylserotonin : A member of the class of tryptamines that is serotonin in which one of the hydrogens attached to the primary amino group is replaced by a methyl group. | 5.39 | 4 | 1 | phenols; tryptamines | human metabolite; plant metabolite |
3-(1-methyl-1,2,3,6-tetrahydropyrid-4-yl)indole 3-(1-methyl-1,2,3,6-tetrahydropyrid-4-yl)indole: structure given in first source | 1.99 | 1 | 0 | | |
3-methoxyamphetamine 3-methoxyamphetamine: RN given refers to cpd without isomeric designation | 3.06 | 1 | 0 | | |
naproxen Naproxen: An anti-inflammatory agent with analgesic and antipyretic properties. Both the acid and its sodium salt are used in the treatment of rheumatoid arthritis and other rheumatic or musculoskeletal disorders, dysmenorrhea, and acute gout.. naproxen : A methoxynaphthalene that is 2-methoxynaphthalene substituted by a carboxy ethyl group at position 6. Naproxen is a non-steroidal anti-inflammatory drug commonly used for the reduction of pain, fever, inflammation and stiffness caused by conditions such as osteoarthritis, kidney stones, rheumatoid arthritis, psoriatic arthritis, gout, ankylosing spondylitis, menstrual cramps, tendinitis, bursitis, and for the treatment of primary dysmenorrhea. It works by inhibiting both the COX-1 and COX-2 enzymes. | 1.96 | 1 | 0 | methoxynaphthalene; monocarboxylic acid | antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; drug allergen; environmental contaminant; gout suppressant; non-narcotic analgesic; non-steroidal anti-inflammatory drug; xenobiotic |
camphora camphora: a component of Guanxingao, a kind of traditional Chinese rubber electuary medicine which is able to either cure or guard against coronary heart disease and angina pectoris. (R)-camphor : The (R)- enantiomer of camphor. | 1.96 | 1 | 0 | camphor | |
n-desmethylmethoxyphenamine N-desmethylmethoxyphenamine: metabolite of methoxyphenamine; RN given refers to parent cpd without isomeric designation | 3.06 | 1 | 0 | | |
6-hydroxytryptamine 6-hydroxytryptamine: RN given refers to parent cpd | 3.48 | 2 | 0 | | |
coryneine coryneine: RN given refers to parent cpd | 6.95 | 1 | 0 | catecholamine | |
biotin vitamin B7 : Any member of a group of vitamers that belong to the chemical structural class called biotins that exhibit biological activity against vitamin B7 deficiency. Vitamin B7 deficiency is very rare in individuals who take a normal balanced diet. Foods rich in biotin are egg yolk, liver, cereals, vegetables (spinach, mushrooms) and rice. Symptoms associated with vitamin B7 deficiency include thinning hair, scaly skin rashes around eyes, nose and mouth, and brittle nails. The vitamers include biotin and its ionized and salt forms. | 1.96 | 1 | 0 | biotins; vitamin B7 | coenzyme; cofactor; Escherichia coli metabolite; fundamental metabolite; human metabolite; mouse metabolite; nutraceutical; prosthetic group; Saccharomyces cerevisiae metabolite |
carboline-3-carboxylic acid [no description available] | 1.96 | 1 | 0 | | |
atropine tropan-3alpha-yl 3-hydroxy-2-phenylpropanoate : A tropane alkaloid that is (1R,5)-8-methyl-8-azabicyclo[3.2.1]octane substituted by a (3-hydroxy-2-phenylpropanoyl)oxy group at position 3. | 5.55 | 5 | 1 | | |
8-methoxy-2-(di-n-propylamino)tetralin 8-methoxy-2-(di-n-propylamino)tetralin: RN given refers to parent cpd without isomeric designation | 1.99 | 1 | 0 | | |
cinobufotalin cinobufotalin: RN given refers to (3beta,5beta,15beta,16beta)-isomer; RN for cpd without isomeric designation not avail 4/90 | 1.99 | 1 | 0 | | |
ibogaine Ibogaine: One of several indole alkaloids extracted from Tabernanthe iboga, Baill. It has a complex pharmacological profile, and interacts with multiple systems of neurotransmission. Ibogaine has psychoactive properties and appears to modulate tolerance to opiates.. ibogaine : An organic heteropentacyclic compound that is ibogamine in which the indole hydrogen para to the indole nitrogen has been replaced by a methoxy group. | 6.93 | 1 | 0 | | |
s-adenosylhomocysteine S-Adenosylhomocysteine: 5'-S-(3-Amino-3-carboxypropyl)-5'-thioadenosine. Formed from S-adenosylmethionine after transmethylation reactions.. S-adenosyl-L-homocysteine : An organic sulfide that is the S-adenosyl derivative of L-homocysteine. | 1.95 | 1 | 0 | adenosines; amino acid zwitterion; homocysteine derivative; homocysteines; organic sulfide | cofactor; EC 2.1.1.72 [site-specific DNA-methyltransferase (adenine-specific)] inhibitor; EC 2.1.1.79 (cyclopropane-fatty-acyl-phospholipid synthase) inhibitor; epitope; fundamental metabolite |
ouabain Ouabain: A cardioactive glycoside consisting of rhamnose and ouabagenin, obtained from the seeds of Strophanthus gratus and other plants of the Apocynaceae; used like DIGITALIS. It is commonly used in cell biological studies as an inhibitor of the NA(+)-K(+)-EXCHANGING ATPASE.. cardiac glycoside : Steroid lactones containing sugar residues that act on the contractile force of the cardiac muscles.. ouabain : A steroid hormone that is a multi-hydroxylated alpha-L-rhamnosyl cardenoloide. It binds to and inhibits the plasma membrane Na(+)/K(+)-ATPase (sodium pump). It has been isolated naturally from Strophanthus gratus. | 1.96 | 1 | 0 | 11alpha-hydroxy steroid; 14beta-hydroxy steroid; 5beta-hydroxy steroid; alpha-L-rhamnoside; cardenolide glycoside; steroid hormone | anti-arrhythmia drug; cardiotonic drug; EC 2.3.3.1 [citrate (Si)-synthase] inhibitor; EC 3.1.3.41 (4-nitrophenylphosphatase) inhibitor; EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor; EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor; ion transport inhibitor; plant metabolite |
xylose 1-phosphate xylose 1-phosphate: RN refers to (D)-isomer. alpha-D-xylose 1-phosphate : A xylose phosphate that is alpha-D-xylose carrying a phosphate group at position 1. | 1.96 | 1 | 0 | xylose phosphate | |
picrotoxinin [no description available] | 1.96 | 1 | 0 | epoxide; gamma-lactone; organic heteropentacyclic compound; picrotoxane sesquiterpenoid; tertiary alcohol | GABA antagonist; plant metabolite; serotonergic antagonist |
ergonovine Ergonovine: An ergot alkaloid (ERGOT ALKALOIDS) with uterine and VASCULAR SMOOTH MUSCLE contractile properties.. 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. | 1.98 | 1 | 0 | ergot alkaloid; monocarboxylic acid amide; organic heterotetracyclic compound; primary alcohol; secondary amino compound; tertiary amino compound | diagnostic agent; fungal metabolite; oxytocic; toxin |
arachidonic acid icosa-5,8,11,14-tetraenoic acid : Any icosatetraenoic acid with the double bonds at positions 5, 8, 11 and 14.. arachidonate : A long-chain fatty acid anion resulting from the removal of a proton from the carboxy group of arachidonic acid. | 2.92 | 1 | 0 | icosa-5,8,11,14-tetraenoic acid; long-chain fatty acid; omega-6 fatty acid | Daphnia galeata metabolite; EC 3.1.1.1 (carboxylesterase) inhibitor; human metabolite; mouse metabolite |
1-(5'-phospho-beta-d-ribofuranosyl)barbituric acid 6-oxouridine 5'-phosphate : A pyrimidine ribonucleoside 5'-monophosphate that is the 6-oxo derivative of UMP. | 1.96 | 1 | 0 | pyrimidine ribonucleoside 5'-monophosphate | |
cocaine Cocaine: An alkaloid ester extracted from the leaves of plants including coca. It is a local anesthetic and vasoconstrictor and is clinically used for that purpose, particularly in the eye, ear, nose, and throat. It also has powerful central nervous system effects similar to the amphetamines and is a drug of abuse. Cocaine, like amphetamines, acts by multiple mechanisms on brain catecholaminergic neurons; the mechanism of its reinforcing effects is thought to involve inhibition of dopamine uptake.. cocaine : A tropane alkaloid obtained from leaves of the South American shrub Erythroxylon coca. | 3.06 | 1 | 0 | benzoate ester; methyl ester; tertiary amino compound; tropane alkaloid | adrenergic uptake inhibitor; central nervous system stimulant; dopamine uptake inhibitor; environmental contaminant; local anaesthetic; mouse metabolite; plant metabolite; serotonin uptake inhibitor; sodium channel blocker; sympathomimetic agent; vasoconstrictor agent; xenobiotic |
isomethyleugenol Methylation: Addition of methyl groups. In histo-chemistry methylation is used to esterify carboxyl groups and remove sulfate groups by treating tissue sections with hot methanol in the presence of hydrochloric acid. (From Stedman, 25th ed) | 6.45 | 8 | 1 | isomethyleugenol | |
rauwolscine Rauwolscine: A stereoisomer of yohimbine. | 2.05 | 1 | 0 | methyl 17-hydroxy-20xi-yohimban-16-carboxylate | |
etorphine [no description available] | 1.96 | 1 | 0 | alcohol; morphinane alkaloid | opioid analgesic; opioid receptor agonist; sedative |
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. | 1.98 | 1 | 0 | indolyl carboxylic acid | |
methyl isoquinoline-3-carboxylate [no description available] | 1.96 | 1 | 0 | isoquinolines | |
dieldrin Dieldrin: An organochlorine insecticide whose use has been cancelled or suspended in the United States. It has been used to control locusts, tropical disease vectors, in termite control by direct soil injection, and non-food seed and plant treatment. (From HSDB). dieldrin : An organochlorine compound resulting from the epoxidation of the double bond of aldrin. It is the active metabolite of the proinsecticde aldrin. | 1.96 | 1 | 0 | epoxide; organochlorine compound; organochlorine insecticide | carcinogenic agent; xenobiotic |
benztropine Benztropine: A centrally active muscarinic antagonist that has been used in the symptomatic treatment of PARKINSON DISEASE. Benztropine also inhibits the uptake of dopamine.. 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. | 1.96 | 1 | 0 | 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. | 1.96 | 1 | 0 | diarylmethane; N-alkylpiperazine; olefinic compound | anti-allergic agent; antiemetic; calcium channel blocker; geroprotector; H1-receptor antagonist; histamine antagonist; muscarinic antagonist |
digoxin Digoxin: A cardiotonic glycoside obtained mainly from Digitalis lanata; it consists of three sugars and the aglycone DIGOXIGENIN. Digoxin has positive inotropic and negative chronotropic activity. It is used to control ventricular rate in ATRIAL FIBRILLATION and in the management of congestive heart failure with atrial fibrillation. Its use in congestive heart failure and sinus rhythm is less certain. The margin between toxic and therapeutic doses is small. (From Martindale, The Extra Pharmacopoeia, 30th ed, p666). digoxin : A cardenolide glycoside that is digitoxin beta-hydroxylated at C-12. A cardiac glycoside extracted from the foxglove plant, Digitalis lanata, it is used to control ventricular rate in atrial fibrillation and in the management of congestive heart failure with atrial fibrillation, but the margin between toxic and therapeutic doses is small. | 2.4 | 2 | 0 | cardenolide glycoside; steroid saponin | anti-arrhythmia drug; cardiotonic drug; EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor; epitope |
tamoxifen [no description available] | 1.96 | 1 | 0 | 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 |
lithium Lithium: An element in the alkali metals family. It has the atomic symbol Li, atomic number 3, and atomic weight [6.938; 6.997]. Salts of lithium are used in treating BIPOLAR DISORDER. | 1.95 | 1 | 0 | alkali metal atom | |
3'-o-(3-(n-(4-azido-2-nitrophenyl)amino)propionyl)adenosine-5'-triphosphate 3'-O-(3-(N-(4-azido-2-nitrophenyl)amino)propionyl)adenosine-5'-triphosphate: structure | 1.96 | 1 | 0 | | |
ketazocine ketazocine: RN given refers to parent cpd(2S-(2alpha,6alpha,11S*))-isomer | 1.96 | 1 | 0 | | |
5-methoxy-3-(di-n-propylamino)chroman 5-methoxy-3-(di-n-propylamino)chroman: labels central 5-HT receptor binding sites | 1.99 | 1 | 0 | | |
dinoprostone prostaglandin E2 : Prostaglandin F2alpha in which the hydroxy group at position 9 has been oxidised to the corresponding ketone. Prostaglandin E2 is the most common and most biologically potent of mammalian prostaglandins. | 1.96 | 1 | 0 | prostaglandins E | human metabolite; mouse metabolite; oxytocic |
dinoprost Dinoprost: A naturally occurring prostaglandin that has oxytocic, luteolytic, and abortifacient activities. Due to its vasocontractile properties, the compound has a variety of other biological actions.. prostaglandin F2alpha : A prostaglandins Falpha that is prosta-5,13-dien-1-oic acid substituted by hydroxy groups at positions 9, 11 and 15. It is a naturally occurring prostaglandin used to induce labor. | 1.96 | 1 | 0 | monocarboxylic acid; prostaglandins Falpha | human metabolite; mouse metabolite |
linoleic acid Linoleic Acid: A doubly unsaturated fatty acid, occurring widely in plant glycosides. It is an essential fatty acid in mammalian nutrition and is used in the biosynthesis of prostaglandins and cell membranes. (From Stedman, 26th ed). linoleic acid : An octadecadienoic acid in which the two double bonds are at positions 9 and 12 and have Z (cis) stereochemistry. | 2.31 | 1 | 0 | octadecadienoic acid; omega-6 fatty acid | algal metabolite; Daphnia galeata metabolite; plant metabolite |
alprostadil [no description available] | 1.96 | 1 | 0 | prostaglandins E | anticoagulant; human metabolite; platelet aggregation inhibitor; vasodilator agent |
harmine 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.. harmine : A harmala alkaloid in which the harman skeleton is methoxy-substituted at C-7. | 3.06 | 1 | 0 | harmala alkaloid | anti-HIV agent; EC 1.4.3.4 (monoamine oxidase) inhibitor; metabolite |
harman harman: a beta-carboline; RN given refers to parent cpd; structure. harman : An indole alkaloid fundamental parent with a structure of 9H-beta-carboline carrying a methyl substituent at C-1. It has been isolated from the bark of Sickingia rubra, Symplocus racemosa, Passiflora incarnata, Peganum harmala, Banisteriopsis caapi and Tribulus terrestris, as well as from tobacco smoke. It is a specific, reversible inhibitor of monoamine oxidase A. | 1.96 | 1 | 0 | harmala alkaloid; indole alkaloid fundamental parent; indole alkaloid | anti-HIV agent; EC 1.4.3.4 (monoamine oxidase) inhibitor; plant metabolite |
humulene humulene: structure given in first source. (1E,4E,8E)-alpha-humulene : The (1E,4E,8E)-isomer of alpha-humulene. | 3.97 | 2 | 0 | alpha-humulene | |
flupenthixol cis-flupenthixol : A flupenthixol in which the double bond adopts a cis-configuration. | 1.96 | 1 | 0 | flupenthixol | dopaminergic antagonist |
triprolidine Triprolidine: Histamine H1 antagonist used in allergic rhinitis; ASTHMA; and URTICARIA. It is a component of COUGH and COLD medicines. It may cause drowsiness.. triprolidine : An N-alkylpyrrolidine that is acrivastine in which the pyridine ring is lacking the propenoic acid substituent. It is a sedating antihistamine that is used (generally as the monohydrochloride monohydrate) for the relief of the symptoms of uticaria, rhinitis, and various pruritic skin disorders. | 1.96 | 1 | 0 | N-alkylpyrrolidine; olefinic compound; pyridines | H1-receptor antagonist |
morphine Meconium: The thick green-to-black mucilaginous material found in the intestines of a full-term fetus. It consists of secretions of the INTESTINAL GLANDS; BILE PIGMENTS; FATTY ACIDS; AMNIOTIC FLUID; and intrauterine debris. It constitutes the first stools passed by a newborn. | 3.77 | 2 | 1 | morphinane alkaloid; organic heteropentacyclic compound; tertiary amino compound | anaesthetic; drug allergen; environmental contaminant; geroprotector; mu-opioid receptor agonist; opioid analgesic; plant metabolite; vasodilator agent; xenobiotic |
3-hydroxymethyl-beta-carboline 3-hydroxymethyl-beta-carboline: antagonizes anticonvulsant & anxiolytic actions of diazepam at doses which do not elicit overt behavioral effects in mice | 1.96 | 1 | 0 | beta-carbolines | |
cinanserin Cinanserin: A serotonin antagonist with limited antihistaminic, anticholinergic, and immunosuppressive activity.. cinanserin : An aryl sulfide that is (2E)-3-phenyl-N-(2-sulfanylphenyl)prop-2-enamide in which the hydrogen of the thiol group is substituted by a 3-(dimethylamino)propyl group. It is a 5-hydroxytryptamine receptor antagonist and an inhibitor of SARS-CoV replication. | 3.06 | 1 | 0 | aryl sulfide; cinnamamides; secondary carboxamide; tertiary amino compound | anticoronaviral agent; antiviral agent; EC 3.4.22.69 (SARS coronavirus main proteinase) inhibitor |
guanabenz Guanabenz: An alpha-2 selective adrenergic agonist used as an antihypertensive agent. | 1.96 | 1 | 0 | dichlorobenzene | |
2-amino-4-methoxy-3-butenoic acid 2-amino-4-methoxy-3-butenoic acid: bacterial toxin isolated from Pseudomonas aeruginosa; RN given refers to (S-(E))-isomer | 1.96 | 1 | 0 | | |
oxalates Oxalates: Derivatives of OXALIC ACID. Included under this heading are a broad variety of acid forms, salts, esters, and amides that are derived from the ethanedioic acid structure. | 1.95 | 1 | 0 | | |
dihydroergotoxine Dihydroergotoxine: A mixture of three different hydrogenated derivatives of ERGOTAMINE: DIHYDROERGOCORNINE; DIHYDROERGOCRISTINE; and DIHYDROERGOCRYPTINE. Dihydroergotoxine has been proposed to be a neuroprotective agent and a nootropic agent. The mechanism of its therapeutic actions is not clear, but it can act as an alpha-adrenergic antagonist and a dopamine agonist. The methanesulfonate salts of this mixture of alkaloids are called ERGOLOID MESYLATES. | 1.93 | 1 | 0 | | |
24,25-dihydroxyvitamin d 3 24,25-Dihydroxyvitamin D 3: A physiologically active metabolite of VITAMIN D. The compound is involved in the regulation of calcium metabolism, alkaline phosphatase activity, and enhancing the calcemic effect of CALCITRIOL. | 1.96 | 1 | 0 | | |
1-methyl-d-lysergic acid butanolamide [no description available] | 2.37 | 2 | 0 | ergot alkaloid; monocarboxylic acid amide | serotonergic antagonist; sympatholytic agent; vasoconstrictor agent |
8-hydroxy-2-(di-n-propylamino)tetralin, (r)-isomer [no description available] | 2.01 | 1 | 0 | tetralins | |
ergoline Ergolines: A series of structurally-related alkaloids that contain the ergoline backbone structure.. ergoline : An indole alkaloid whose structural skeleton is found in many naturally occurring and synthetic ergolines which are known to bind to neurotransmitter receptors, such as dopamine, noradrenaline and serotonin receptors and function as unselective agonists or antagonists at these receptors. | 2.92 | 1 | 0 | diamine; ergoline alkaloid; indole alkaloid fundamental parent; indole alkaloid; organic heterotetracyclic compound | |
bufogenin bufogenin: respiratory stimulant; from toad; structure. bufogenin : A steroid lactone of Chan su (toad venom), a Chinese medicine obtained from the skin venom gland of toads. A specific Na/K-ATPase protein inhibitor, it is used as a cardiotonic and central nervous system (CNS) respiratory agent, an analgesic and anesthetic, and as a remedy for ulcers. | 2.41 | 2 | 0 | epoxy steroid; steroid lactone | EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor |
bufalin bufalin: cardiotonic; powerful anesthetic & one of the active constituents of the Chinese drug ch'an su(senso); in Japan prepared from skin of Bufo bufo garfarizans; RN given refers to (3beta,5beta)-isomer. bufalin : A 14beta-hydroxy steroid that is bufan-20,22-dienolide having hydroxy substituents at the 5beta- and 14beta-positions. It has been isolated from the skin of the toad Bufo bufo. | 2.42 | 2 | 0 | 14beta-hydroxy steroid; 3beta-hydroxy steroid | animal metabolite; anti-inflammatory agent; antineoplastic agent; cardiotonic drug |
4-iodo-2,5-dimethoxyphenylisopropylamine, (r)-isomer [no description available] | 3.06 | 1 | 0 | | |
2,5-dimethoxy-4-methylamphetamine, (r)-isomer [no description available] | 3.06 | 1 | 0 | | |
scopolamine hydrobromide [no description available] | 5.15 | 3 | 1 | | |
cinobufagin cinobufagin: isolated from Chinese medicinal preparation ch'an su; derived from toad venom | 2.42 | 2 | 0 | steroid lactone | |
2,5-dimethoxy-4-bromoamphetamine, (r)-isomer [no description available] | 3.06 | 1 | 0 | | |
tannins Tannins: Polyphenolic compounds with molecular weights of around 500-3000 daltons and containing enough hydroxyl groups (1-2 per 100 MW) for effective cross linking of other compounds (ASTRINGENTS). The two main types are HYDROLYZABLE TANNINS and CONDENSED TANNINS. Historically, the term has applied to many compounds and plant extracts able to render skin COLLAGEN impervious to degradation. The word tannin derives from the Celtic word for OAK TREE which was used for leather processing. | 2.15 | 1 | 0 | | |
bufotoxin bufotoxin: from skin of Bufo americanus | 1.98 | 1 | 0 | | |
k-strophanthin-beta strophanthin K: induces arrhythmias; see also K-strophanthin-beta | 1.96 | 1 | 0 | cardenolide glycoside; steroid aldehyde | |
2,5-dimethoxy-4-bromoamphetamine, (s)-isomer [no description available] | 3.06 | 1 | 0 | | |
s-adenosylmethionine (R)-S-adenosyl-L-methionine : An S-adenosyl-L-methionine that has R-configuration.. S-adenosyl-L-methionine zwitterion : A zwitterionic tautomer of S-adenosyl-L-methionine arising from shift of the proton from the carboxy group to the amino group.. (R)-S-adenosyl-L-methionine zwitterion : An S-adenosyl-L-methionine zwitterion that has R-configuration; major species at pH 7.3.. (S)-S-adenosyl-L-methionine zwitterion : An S-adenosyl-L-methionine zwitterion that has S-configuration; major species at pH 7.3.. S-adenosyl-L-methionine : A sulfonium compound that is the S-adenosyl derivative of L-methionine. It is an intermediate in the metabolic pathway of methionine. | 3.74 | 3 | 0 | organic cation; sulfonium compound | coenzyme; cofactor; human metabolite; micronutrient; Mycoplasma genitalium metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
cardiovascular agents Cardiovascular Agents: Agents that affect the rate or intensity of cardiac contraction, blood vessel diameter, or blood volume. | 1.93 | 1 | 0 | | |
neurotensin neurotensin, Tyr(11)-: RN given refers to parent cpd & (D)-isomer; RN for cpd without isomeric designation not avail 5/91 | 1.96 | 1 | 0 | peptide hormone | human metabolite; mitogen; neurotransmitter; vulnerary |
piperidines Piperidines: A family of hexahydropyridines. | 3.46 | 2 | 0 | | |
dicumarol Dicumarol: An oral anticoagulant that interferes with the metabolism of vitamin K. It is also used in biochemical experiments as an inhibitor of reductases. | 1.96 | 1 | 0 | hydroxycoumarin | anticoagulant; EC 1.6.5.2 [NAD(P)H dehydrogenase (quinone)] inhibitor; Hsp90 inhibitor; vitamin K antagonist |
warfarin Warfarin: An anticoagulant that acts by inhibiting the synthesis of vitamin K-dependent coagulation factors. Warfarin is indicated for the prophylaxis and/or treatment of venous thrombosis and its extension, pulmonary embolism, and atrial fibrillation with embolization. It is also used as an adjunct in the prophylaxis of systemic embolism after myocardial infarction. Warfarin is also used as a rodenticide.. warfarin : A racemate comprising equal amounts of (R)- and (S)-warfarin. Extensively used as both an anticoagulant drug and as a pesticide against rats and mice.. 4-hydroxy-3-(3-oxo-1-phenylbutyl)-1-benzopyran-2-one : A member of the class of coumarins that is 4-hydroxycoumarin which is substituted at position 3 by a 1-phenyl-3-oxo-1-butyl group. | 1.96 | 1 | 0 | benzenes; hydroxycoumarin; methyl ketone | |
lysergic acid lysergic acid : An ergoline alkaloid comprising 6-methylergoline having additional unsaturation at the 9,10-position and a carboxy group at the 8-position. | 2.39 | 2 | 0 | | |
exudates Malaysia: A parliamentary democracy with a constitutional monarch in southeast Asia, consisting of 11 states (West Malaysia) on the Malay Peninsula and two states (East Malaysia) on the island of BORNEO. It is also called the Federation of Malaysia. Its capital is Kuala Lumpur. Before 1963 it was the Union of Malaya. It reorganized in 1948 as the Federation of Malaya, becoming independent from British Malaya in 1957 and becoming Malaysia in 1963 as a federation of Malaya, Sabah, Sarawak, and Singapore (which seceded in 1965). The form Malay- probably derives from the Tamil malay, mountain, with reference to its geography. (From Webster's New Geographical Dictionary, 1988, p715 & Room, Brewer's Dictionary of Names, 1992, p329) | 2.15 | 1 | 0 | | |
guanosine triphosphate Guanosine Triphosphate: Guanosine 5'-(tetrahydrogen triphosphate). A guanine nucleotide containing three phosphate groups esterified to the sugar moiety. | 1.97 | 1 | 0 | guanosine 5'-phosphate; purine ribonucleoside 5'-triphosphate | Escherichia coli metabolite; mouse metabolite; uncoupling protein inhibitor |
folic acid folcysteine: used to promote fertility in chickens. vitamin B9 : Any B-vitamin that exhibits biological activity against vitamin B9 deficiency. Vitamin B9 refers to the many forms of folic acid and its derivatives, including tetrahydrofolic acid (the active form), methyltetrahydrofolate (the primary form found in blood), methenyltetrahydrofolate, folinic acid amongst others. They are present in abundance in green leafy vegetables, citrus fruits, and animal products. Lack of vitamin B9 leads to anemia, a condition in which the body cannot produce sufficient number of red blood cells. Symptoms of vitamin B9 deficiency include fatigue, muscle weakness, and pale skin. | 3.05 | 1 | 0 | folic acids; N-acyl-amino acid | human metabolite; mouse metabolite; nutrient |
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. | 2.37 | 2 | 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 |
olanzapine 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.. 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. | 2.05 | 1 | 0 | benzodiazepine; N-arylpiperazine; N-methylpiperazine | antiemetic; dopaminergic antagonist; histamine antagonist; muscarinic antagonist; second generation antipsychotic; serotonergic antagonist; serotonin uptake inhibitor |
oxypurinol Oxypurinol: A xanthine oxidase inhibitor.. alloxanthine : A pyrazolopyrimidine that is 4,5,6,7-tetrahydro-H-pyrazolo[3,4-d]pyrimidine substituted by oxo groups at positions 4 and 6. | 1.96 | 1 | 0 | pyrazolopyrimidine | drug metabolite; EC 1.17.3.2 (xanthine oxidase) inhibitor |
allopurinol Allopurinol: A XANTHINE OXIDASE inhibitor that decreases URIC ACID production. It also acts as an antimetabolite on some simpler organisms.. allopurinol : A bicyclic structure comprising a pyrazole ring fused to a hydroxy-substituted pyrimidine ring. | 1.96 | 1 | 0 | nucleobase analogue; organic heterobicyclic compound | antimetabolite; EC 1.17.3.2 (xanthine oxidase) inhibitor; gout suppressant; radical scavenger |