| Substance | Relationship Strength | Studies | Trials | Classes | Roles |
|---|
agmatine
Agmatine: Decarboxylated arginine, isolated from several plant and animal sources, e.g., pollen, ergot, herring sperm, octopus muscle. | 2.05 | 1 | 0 | guanidines;
primary amino compound | Escherichia coli metabolite;
mouse metabolite |
histamine
[no description available] | 3.59 | 8 | 0 | aralkylamino compound;
imidazoles | human metabolite;
mouse metabolite;
neurotransmitter |
n-methylhistamine
[no description available] | 2.05 | 1 | 0 | aralkylamine | |
bethanechol
Bethanechol: A slowly hydrolyzing muscarinic agonist with no nicotinic effects. Bethanechol is generally used to increase smooth muscle tone, as in the GI tract following abdominal surgery or in urinary retention in the absence of obstruction. It may cause hypotension, HEART RATE changes, and BRONCHIAL SPASM.. bethanechol : The carbamic acid ester of 2-methylcholine. A slowly hydrolysed muscarinic agonist with no nicotinic effects, it is used as its chloride salt to increase smooth muscle tone, as in the gastrointestinal tract following abdominal surgery, treatment of gastro-oesophageal reflux disease, and as an alternative to catheterisation in the treatment of non-obstructive urinary retention. | 2.07 | 1 | 0 | carbamate ester;
quaternary ammonium ion | muscarinic agonist |
clobenpropit
clobenpropit: histamine H3 receptor antagonist. clobenpropit : An imidothiocarbamic ester that consists of isothiourea bearing S-3-(imidazol-4-yl)propyl and N-4-chlorobenzyl substituents. An extremely potent histamine H3 antagonist/inverse agonist (pA2 = 9.93). Also displays partial agonist activity at H4 receptors; induces eosinophil shape change with an EC50 of 3 nM. | 2.99 | 4 | 0 | imidazoles;
imidothiocarbamic ester;
organochlorine compound | H3-receptor antagonist;
H4-receptor agonist |
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. | 2.25 | 1 | 0 | clonidine;
imidazoline | |
dimaprit
Dimaprit: A histamine H2 receptor agonist that is often used to study the activity of histamine and its receptors. | 2.48 | 2 | 0 | imidothiocarbamic ester | |
imetit
imetit: structure given in first source. imetit : An imidothiocarbamic ester that consists of isothiourea in which the thiol hydrogen is substituted by a 2-(imidazol-4-yl)ethyl group. An extremely potent, high affinity agonist at H3 and H4 receptors (Ki values are 0.3 and 2.7 nM respectively). Induces shape change in eosinophils with an EC50 of 25 nM. Centrally active following systemic administration. | 2.46 | 2 | 0 | imidazoles;
imidothiocarbamic ester | H3-receptor agonist;
H4-receptor agonist |
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. | 2.07 | 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 |
histamine dihydrochloride
Ceplene: Tradename for histamine dihydrochloride. | 2.03 | 1 | 0 | | |
4-methylhistamine
4-methylhistamine: RN given refers to parent cpd. 4-methylhistamine : An aralkylamino compound that is histamine bearing a methyl substituent at the 5 position on the ring. | 2.76 | 3 | 0 | aralkylamino compound;
imidazoles | histamine agonist;
metabolite |
impromidine
Impromidine: A highly potent and specific histamine H2 receptor agonist. It has been used diagnostically as a gastric secretion indicator. | 2.05 | 1 | 0 | | |
2-methylhistamine
2-methylhistamine: RN given refers to parent cpd. 2-methylhistamine : An aralkylamino compound that is histamine bearing a methyl substituent at the 2 position on the ring. | 2.05 | 1 | 0 | aralkylamino compound;
imidazoles | histamine agonist;
metabolite |
amthamine
amthamine: histamine H2 receptor agonist; structure & RN given in first source; RN given refers to parent cpd | 2.05 | 1 | 0 | thiazoles | |
iodoproxyfan
iodoproxyfan: structure given in first source | 2.46 | 2 | 0 | | |
alpha-methylhistamine
(R)-alpha-methylhistamine : An aralkylamino compound that is histamine bearing a methyl substituent at the alpha-position (the R-enantiomer). | 2.05 | 1 | 0 | aralkylamino compound;
imidazoles | H3-receptor agonist |
imidazolyl-4-propylamine
imidazolyl-4-propylamine: structure given in first source | 2.05 | 1 | 0 | | |
thiourea
Thiourea: A photographic fixative used also in the manufacture of resins. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), this substance may reasonably be anticipated to be a carcinogen (Merck Index, 9th ed). Many of its derivatives are ANTITHYROID AGENTS and/or FREE RADICAL SCAVENGERS.. thiourea : The simplest member of the thiourea class, consisting of urea with the oxygen atom substituted by sulfur. | 9.16 | 15 | 0 | one-carbon compound;
thioureas;
ureas | antioxidant;
chromophore |
burimamide
Burimamide: An antagonist of histamine that appears to block both H2 and H3 histamine receptors. It has been used in the treatment of ulcers. | 2.05 | 1 | 0 | imidazoles | |
4-(1h-imidazol-4-ylmethyl)piperidine
4-(1H-imidazol-4-ylmethyl)piperidine: structure in first source | 2.46 | 2 | 0 | piperidines | |
thioperamide
thioperamide: structure given in first source; histamine H3 receptor antagonist | 2.03 | 1 | 0 | primary aliphatic amine | |
jnj 7777120
1-((5-chloro-1H-indol-2-yl)carbonyl)-4-methylpiperazine: an H4 receptor antagonist; structure in first source | 3.15 | 5 | 0 | | |
2-(3-trifluoromethylphenyl)histamine
2-(3-trifluoromethylphenyl)histamine: a selective histamine H1-receptor agonist | 2.05 | 1 | 0 | | |
mastoparan
[no description available] | 2.05 | 1 | 0 | mastoparans;
peptidyl amide | antimicrobial agent |
proxyfan
[no description available] | 2.05 | 1 | 0 | benzyl ether | |
(2S)-1-(1H-imidazol-5-yl)-2-propanamine
[no description available] | 2.05 | 1 | 0 | aralkylamine | |
impentamine
impentamine: structure in first source | 2.05 | 1 | 0 | | |
4-(1H-imidazol-5-ylmethyl)pyridine
[no description available] | 2.05 | 1 | 0 | pyridines | |
jnj 10191584
JNJ 10191584: histamine H4 receptor antagonist | 2.81 | 3 | 0 | benzimidazoles | |
6,7-dichloro 3-(4-methylpiperazin-1-yl)quinoxalin-2(1h)-one
6,7-dichloro 3-(4-methylpiperazin-1-yl)quinoxalin-2(1H)-one: an NSAID; structure in first source | 2.05 | 1 | 0 | | |
methimepip
methimepip: histamine H3 agonist | 2.05 | 1 | 0 | | |
4-(1h-imidazol-4-yl)butanamine
4-(1H-imidazol-4-yl)butanamine: agonist of both H3 and H4 histamine receptors; structure in first source | 2.05 | 1 | 0 | | |
bucladesine
Bucladesine: A cyclic nucleotide derivative that mimics the action of endogenous CYCLIC AMP and is capable of permeating the cell membrane. It has vasodilator properties and is used as a cardiac stimulant. (From Merck Index, 11th ed). bucladesine : A 3',5'-cyclic purine nucleotide that is the 2'-butanoate ester and 6-N-butanoyl derivative of 3',5'-cyclic AMP. | 2.1 | 1 | 0 | 3',5'-cyclic purine nucleotide | |
piperidines
Piperidines: A family of hexahydropyridines. | 2.03 | 1 | 0 | | |
clozapine
Clozapine: A tricylic dibenzodiazepine, classified as an atypical antipsychotic agent. It binds several types of central nervous system receptors, and displays a unique pharmacological profile. Clozapine is a serotonin antagonist, with strong binding to 5-HT 2A/2C receptor subtype. It also displays strong affinity to several dopaminergic receptors, but shows only weak antagonism at the dopamine D2 receptor, a receptor commonly thought to modulate neuroleptic activity. Agranulocytosis is a major adverse effect associated with administration of this agent.. clozapine : A benzodiazepine that is 5H-dibenzo[b,e][1,4]diazepine substituted by a chloro group at position 8 and a 4-methylpiperazin-1-yl group at position 11. It is a second generation antipsychotic used in the treatment of psychiatric disorders like schizophrenia. | 2.06 | 1 | 0 | benzodiazepine;
N-arylpiperazine;
N-methylpiperazine;
organochlorine compound | adrenergic antagonist;
dopaminergic antagonist;
EC 3.4.21.26 (prolyl oligopeptidase) inhibitor;
environmental contaminant;
GABA antagonist;
histamine antagonist;
muscarinic antagonist;
second generation antipsychotic;
serotonergic antagonist;
xenobiotic |