Substance | Relationship Strength | Studies | Trials | Classes | Roles |
acetaminophen Acetaminophen: Analgesic antipyretic derivative of acetanilide. It has weak anti-inflammatory properties and is used as a common analgesic, but may cause liver, blood cell, and kidney damage.. paracetamol : A member of the class of phenols that is 4-aminophenol in which one of the hydrogens attached to the amino group has been replaced by an acetyl group. | 3.83 | 3 | 0 | acetamides; phenols | antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; cyclooxygenase 3 inhibitor; environmental contaminant; ferroptosis inducer; geroprotector; hepatotoxic agent; human blood serum metabolite; non-narcotic analgesic; non-steroidal anti-inflammatory drug; 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. | 2.25 | 1 | 0 | monochlorobenzenes; pyridines; tertiary amino compound | anti-allergic agent; antiparkinson drug; H1-receptor antagonist; muscarinic antagonist |
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. | 2.25 | 1 | 0 | monochlorobenzenes; pyridines; tertiary amino compound | anti-allergic agent; antidepressant; antipruritic drug; H1-receptor antagonist; histamine antagonist; serotonin uptake inhibitor |
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. | 3.8 | 2 | 1 | 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 |
fluconazole Fluconazole: Triazole antifungal agent that is used to treat oropharyngeal CANDIDIASIS and cryptococcal MENINGITIS in AIDS.. fluconazole : A member of the class of triazoles that is propan-2-ol substituted at position 1 and 3 by 1H-1,2,4-triazol-1-yl groups and at position 2 by a 2,4-difluorophenyl group. It is an antifungal drug used for the treatment of mucosal candidiasis and for systemic infections including systemic candidiasis, coccidioidomycosis, and cryptococcosis. | 2.05 | 1 | 0 | conazole antifungal drug; difluorobenzene; tertiary alcohol; triazole antifungal drug | environmental contaminant; P450 inhibitor; xenobiotic |
ketoconazole 1-acetyl-4-(4-{[2-(2,4-dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy}phenyl)piperazine : A dioxolane that is 1,3-dioxolane which is substituted at positions 2, 2, and 4 by imidazol-1-ylmethyl, 2,4-dichlorophenyl, and [para-(4-acetylpiperazin-1-yl)phenoxy]methyl groups, respectively. | 2.05 | 1 | 0 | dichlorobenzene; dioxolane; ether; imidazoles; N-acylpiperazine; N-arylpiperazine | |
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. | 2.49 | 2 | 0 | benzenes; diarylmethane; ketone; tertiary amino compound | |
papaverine Papaverine: An alkaloid found in opium but not closely related to the other opium alkaloids in its structure or pharmacological actions. It is a direct-acting smooth muscle relaxant used in the treatment of impotence and as a vasodilator, especially for cerebral vasodilation. The mechanism of its pharmacological actions is not clear, but it apparently can inhibit phosphodiesterases and it may have direct actions on calcium channels.. papaverine : A benzylisoquinoline alkaloid that is isoquinoline substituted by methoxy groups at positions 6 and 7 and a 3,4-dimethoxybenzyl group at position 1. It has been isolated from Papaver somniferum. | 3.81 | 2 | 1 | benzylisoquinoline alkaloid; dimethoxybenzene; isoquinolines | antispasmodic drug; vasodilator agent |
dextropropoxyphene Dextropropoxyphene: A narcotic analgesic structurally related to METHADONE. Only the dextro-isomer has an analgesic effect; the levo-isomer appears to exert an antitussive effect.. propoxyphene : A racemate of the (1R,2R)- and (1S,2R)- diastereoisomers.. dextropropoxyphene : The (1S,2R)-(+)-diastereoisomer of propoxyphene. | 2.49 | 2 | 0 | 1-benzyl-3-(dimethylamino)-2-methyl-1-phenylpropyl propanoate | mu-opioid receptor agonist; opioid analgesic |
substance p [no description available] | 2.15 | 1 | 0 | peptide | neurokinin-1 receptor agonist; neurotransmitter; vasodilator agent |
normorphine-3-glucuronide [no description available] | 3.41 | 1 | 1 | | |
noscapine Noscapine: A naturally occurring opium alkaloid that is a centrally acting antitussive agent.. (-)-noscapine : A benzylisoquinoline alkaloid that is 1,2,3,4-tetrahydroisoquinoline which is substituted by a 4,5-dimethoxy-3-oxo-1,3-dihydro-2-benzofuran-1-yl group at position 1, a methylenedioxy group at positions 6-7 and a methoxy group at position 8. Obtained from plants of the Papaveraceae family, it lacks significant painkilling properties and is primarily used for its antitussive (cough-suppressing) effects. | 3.41 | 1 | 1 | aromatic ether; benzylisoquinoline alkaloid; cyclic acetal; isobenzofuranone; organic heterobicyclic compound; organic heterotricyclic compound; tertiary amino compound | antineoplastic agent; antitussive; apoptosis inducer; plant metabolite |
metazocine metazocine: more than 13 isomers available; structure given in first source | 2.15 | 1 | 0 | benzazocine | |
glycosides [no description available] | 2.02 | 1 | 0 | | |
codeine [no description available] | 9.59 | 31 | 5 | morphinane alkaloid; organic heteropentacyclic compound | antitussive; drug allergen; environmental contaminant; opioid analgesic; opioid receptor agonist; prodrug; xenobiotic |
hydrocodone Hydrocodone: Narcotic analgesic related to CODEINE, but more potent and more addicting by weight. It is used also as cough suppressant.. hydrocodone : A morphinane-like compound that is a semi-synthetic opioid synthesized from codeine. | 2.54 | 2 | 0 | morphinane-like compound; organic heteropentacyclic compound | antitussive; mu-opioid receptor agonist; opioid analgesic |
hydromorphone Hydromorphone: An opioid analgesic made from MORPHINE and used mainly as an analgesic. It has a shorter duration of action than morphine.. hydromorphone : A morphinane alkaloid that is a hydrogenated ketone derivative of morphine. A semi-synthetic drug, it is a centrally acting pain medication of the opioid class. | 7.55 | 2 | 0 | morphinane alkaloid; organic heteropentacyclic compound | mu-opioid receptor agonist; opioid analgesic |
oxycodone Oxycodone: A semisynthetic derivative of CODEINE.. oxycodone : A semisynthetic opioid of formula C18H21NO4 that is derived from thebaine. It is a moderately potent opioid analgesic, generally used for relief of moderate to severe pain. | 2.13 | 1 | 0 | organic heteropentacyclic compound; semisynthetic derivative | antitussive; mu-opioid receptor agonist; opioid analgesic |
oxymorphone Oxymorphone: An opioid analgesic with actions and uses similar to those of MORPHINE, apart from an absence of cough suppressant activity. It is used in the treatment of moderate to severe pain, including pain in obstetrics. It may also be used as an adjunct to anesthesia. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1092) | 2.13 | 1 | 0 | morphinane alkaloid | |
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. | 13.96 | 20 | 4 | 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 |
alpha-neoendorphin alpha-neoendorphin: precursor or leucine enkephalin family | 2.15 | 1 | 0 | | |
thebaine Thebaine: A drug that is derived from opium, which contains from 0.3-1.5% thebaine depending on its origin. It produces strychnine-like convulsions rather than narcosis. It may be habit-forming and is a controlled substance (opiate) listed in the U.S. Code of Federal Regulations, Title 21 Part 1308.12 (1985). (From Merck Index, 11th ed) | 2.15 | 1 | 0 | morphinane alkaloid; organic heteropentacyclic compound | |
levorphanol Levorphanol: A narcotic analgesic that may be habit-forming. It is nearly as effective orally as by injection. | 2.15 | 1 | 0 | morphinane alkaloid | |
morphine-6-glucuronide morphine-6-glucuronide: RN given refers to (5alpha,6alpha)-isomer | 7.77 | 18 | 4 | morphinane alkaloid | |
sinomenine sinomenine: isolated from root of Sinomenium acutum; antirheumatic, antineuralgic | 2.15 | 1 | 0 | morphinane alkaloid | |
heroin Heroin: A narcotic analgesic that may be habit-forming. It is a controlled substance (opium derivative) listed in the U.S. Code of Federal Regulations, Title 21 Parts 329.1, 1308.11 (1987). Sale is forbidden in the United States by Federal statute. (Merck Index, 11th ed). heroin : A morphinane alkaloid that is morphine bearing two acetyl substituents on the O-3 and O-6 positions. As with other opioids, heroin is used as both an analgesic and a recreational drug. Frequent and regular administration is associated with tolerance and physical dependence, which may develop into addiction. Its use includes treatment for acute pain, such as in severe physical trauma, myocardial infarction, post-surgical pain, and chronic pain, including end-stage cancer and other terminal illnesses. | 3.81 | 2 | 1 | morphinane alkaloid | mu-opioid receptor agonist; opioid analgesic; prodrug |
6-o-monoacetylmorphine 6-O-monoacetylmorphine: RN given refers to parent cpd(5alpha,6alpha)-isomer | 2.76 | 3 | 0 | morphinane alkaloid | |
normorphine normorphine: RN given refers to (5 alpha,6 alpha)-isomer | 1.97 | 1 | 0 | morphinane alkaloid | |
morphine-3-glucuronide morphine-3-glucuronide: RN given refers to (5alpha,6alpha)-isomer | 11.92 | 14 | 2 | morphinane alkaloid | |
acetylcodeine [no description available] | 2.45 | 2 | 0 | | |
norcodeine norcodeine: RN given refers to (5 alpha,6 alpha)-isomer. norcodeine : A morphinane-like compound that is the N-demethylated derivative of codeine. | 6.21 | 10 | 1 | morphinane alkaloid | |
tan 67 [no description available] | 2.15 | 1 | 0 | quinolines | |
adl 5859 [no description available] | 2.15 | 1 | 0 | | |
dynorphins Dynorphins: A class of opioid peptides including dynorphin A, dynorphin B, and smaller fragments of these peptides. Dynorphins prefer kappa-opioid receptors (RECEPTORS, OPIOID, KAPPA) and have been shown to play a role as central nervous system transmitters. | 2.15 | 1 | 0 | | |
cortistatin 14 cortistatin: a cortical neuropeptide; shows strong structural similarity to somatostatin; a neuronal depressant; has sleep-modulating activity; amino acid sequence given in first source | 2.15 | 1 | 0 | | |
bam 22p [no description available] | 2.15 | 1 | 0 | | |
hydromorphone-3-glucuronide hydromorphone-3-glucuronide: major metabolite of hydromorphone | 7.17 | 1 | 0 | | |
dynorphins dynorphin (1-13): potent opioid peptide; see also record for dynorphin & D-Ala(2)-dynorphin (1-11) | 2.15 | 1 | 0 | | |