n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller and antitussive.
n
(pharmacology) An opioid analgesic used as a substitute for methadone.
n
(pharmacology) A particular narcotic painkiller and antitussive.
n
Apocryphal former name for the drug methadone.
n
(pharmacology) A synthetic short-acting opioid with analgesic and local anesthesia enhancing activity.
n
(pharmacology) An opioid analgesic related to methadone.
n
(pharmacology) An opioid analgesic of the oripavine series, never marketed.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A synthetic opioid analgesic.
n
(pharmacology) A synthetic opioid analgesic.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) An opioid analgesic of the morphan family which was never marketed.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A crystalline morphine derivative that is a dopamine agonist, used as an emetic and is injected subcutaneously in the form of its hydrochloride C₁₇H₁₇NO₂·HCl·1/2H₂O to treat episodes of immobility associated with advanced Parkinson's disease.
n
A drug which acts as a peripherally selective κ-opioid agonist.
n
(pharmacology) A synthetic analgesic drug.
n
An opioid analgesic drug, never marketed.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller and antitussive.
n
(pharmacology) A synthetic opioid analgesic, an isomer of dimepheptanol.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A κ-opioid receptor agonist related to pentazocine.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) An opioid analgesic.
n
An elixir made from morphine or other substances, used as a pain suppressant in terminally ill patients.
n
Alternative form of buprenorphine [(pharmacology) A semisynthetic narcotic analgesic that is administered in the form of its hydrochloride C₂₉H₄₁NO₄·HCl to control moderate to severe pain and treat opioid dependence.]
n
Alternative form of buprenorphine [(pharmacology) A semisynthetic narcotic analgesic that is administered in the form of its hydrochloride C₂₉H₄₁NO₄·HCl to control moderate to severe pain and treat opioid dependence.]
n
(pharmacology) A semisynthetic narcotic analgesic that is administered in the form of its hydrochloride C₂₉H₄₁NO₄·HCl to control moderate to severe pain and treat opioid dependence.
n
Alternative form of buprenorphine [(pharmacology) A semisynthetic narcotic analgesic that is administered in the form of its hydrochloride C₂₉H₄₁NO₄·HCl to control moderate to severe pain and treat opioid dependence.]
n
(pharmacology) A synthetic analgesic and antitussive opioid drug (trademark Stadol) administered in the form of its tartrate C₂₁H₂₉NO₂·C₄H₆O₆ as a nasal spray or by injection especially for the relief of pain.
n
(pharmacology) A narcotic painkiller four orders of magnitude more potent than morphine, used for tranquilizing large animals and abused as a recreational drug.
n
Alternative spelling of carfentanil [(pharmacology) A narcotic painkiller four orders of magnitude more potent than morphine, used for tranquilizing large animals and abused as a recreational drug.]
n
(pharmacology) A particular narcotic.
n
(pharmacology) An opioid analgesic derived from isoquinoline.
n
(pharmacology) A particular narcotic painkiller.
n
(medicine) A mixture of codeine and paracetamol used as an analgesic
n
(medicine) A mixture of dihydrocodeine and paracetamol used as an analgesic
n
(pharmacology) An addictive alkaloid narcotic derived from opium and used as a hypnotic, analgesic and antitussive; often mixed with aspirin etc.
n
An opiate analogue, derived from hydrocodone, with antitussive effects.
n
Alternative form of co-dydramol [(medicine) A mixture of dihydrocodeine and paracetamol used as an analgesic]
n
(pharmacology) An opioid analgesic of the benzomorphan family.
n
(pharmacology) An opioid analgesic, an analogue of hydrocodone substituted with an 8-ethyl group and an N-cyclopropylmethyl group.
n
Alternative form of co-proxamol [(medicine) A mixture of paracetamol and dextropropoxyphene used as a painkiller]
n
(pharmacology) A particular narcotic.
n
An opioid antagonist from the morphinan family.
n
An exorphin present in some frogs
n
(pharmacology) A marketed brand of the drug pethidine.
n
(slang, often in the plural) Demerol, especially when used as a recreational drug.
n
(biochemistry) A heptapeptide first isolated from the skin of South American frogs, and sometimes used illicitly to enhance the performance of racehorses.
n
(organic chemistry) 1-methyl-4-phenyl-4-propionoxypiperidine, an opioid analgesic drug developed in the 1940s, an analogue of meperidine, sometimes used recreationally.
n
(pharmacology) An opiate analogue derived from morphine, with sedative and analgesic effects.
n
(medicine) An aromatic imidazole derivative that is used as a sedative and analgesic
n
A dissociative anaesthetic drug and NMDA antagonist.
n
(pharmacology) An opioid (some say merely an opioid-like substance) that is used as an antitussive drug (a cough suppressant) that is found in many over-the-counter cold and cough preparations; and as an NMDA blocker used to treat PBA (pseudobulbar affect).
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A psychoactive morphinan drug that acts as an antitussive and dissociative hallucinogen.
n
A psychoactive drug of the morphinan class which acts as an antitussive and dissociative hallucinogen.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) The INN name for the drug heroin.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A drug being developed for the treatment of nicotine dependence.
n
An analgesic opioid peptide used to treat itching.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
the trade name of hydromorphone
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
An extremely strong opioid used for very severe pain in cases where morphine is indicated.
n
(pharmacology) A particular narcotic painkiller.
n
Trade name for the drug dihydrocodeine.
n
A morphinan derivative that acts as an opioid agonist and is used as a potent antitussive.
n
(pharmacology) Abbreviation of dextromethorphan. [(pharmacology) An opioid (some say merely an opioid-like substance) that is used as an antitussive drug (a cough suppressant) that is found in many over-the-counter cold and cough preparations; and as an NMDA blocker used to treat PBA (pseudobulbar affect).]
n
(pharmacology) A mixture of nitrous oxide and oxygen used as an analgesic, especially during labour.
n
(pharmacology) An opioid analgesic.
n
An opioid analgesic of the benzomorphan family.
n
(pharmacology) A particular narcotic painkiller.
n
An opioid drug of the benzomorphan family, used extensively in scientific research.
n
(pharmacology) An opioid painkiller, N-ethyl-N-methyl-4,4-dithiophen-2-yl-but-3-en-2-amine, that has a narcotic effect
n
(pharmacology) A particular narcotic antitussive.
n
(pharmacology) A potent synthetic opioid analgesic of the nitazene group, used as an illicit drug.
n
(pharmacology) A particular narcotic.
n
Alternative spelling of exorphin [Any compound, formed outside of the brain, that interacts with opiate receptors; especially any of a range of peptides, formed during the metabolism of gluten, that are thought to disrupt brain function in autistic children.]
n
(pharmacology) A particular narcotic painkiller.
n
(slang) The drug fentanyl.
n
Alternative form of fentanyl [(pharmacology) A synthetic opioid narcotic analgesic C₂₂H₂₈N₂O with pharmacological action similar to morphine that is administered transdermally as a skin patch and in the form of its citrate C₂₂H₂₈N₂O·C₆H₈O₇ is administered orally or parenterally (as by intravenous or epidural injection); N-phenyl-N-[1-(2-phenylethyl)piperidin-4-yl]propanamide.]
n
(pharmacology) A synthetic opioid narcotic analgesic C₂₂H₂₈N₂O with pharmacological action similar to morphine that is administered transdermally as a skin patch and in the form of its citrate C₂₂H₂₈N₂O·C₆H₈O₇ is administered orally or parenterally (as by intravenous or epidural injection); N-phenyl-N-[1-(2-phenylethyl)piperidin-4-yl]propanamide.
n
(pharmacology) The citrate salt of fentanyl, a potent opioid agonist.
n
(pharmacology) A 4-phenylpiperidine derivative that is related to the opioid analgesic drug pethidine.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic.
n
(pharmacology) An opioid analgesic of the thebaine series.
n
(pharmacology) A habit-forming compound that is derived from codeine and is administered in the form of its bitartrate C₁₈H₂₁NO₃·C₄H₆O₆ usually in combination with other drugs (as acetaminophen) as an analgesic or antitussive.
n
(pharmacology) A synthetic narcotic analgesic, (4,5 alpha-epoxy-3-hydroxy-17-methyl morphinan-6-one), similar to morphine and heroin. It is used for moderate to severe pain under the trade name Dilaudid.
n
(pharmacology) A particular narcotic painkiller.
n
A synthetic opioid analgesic and antitussive related to methadone.
n
(pharmacology) The opioid analgesic drug pethidine.
n
(pharmacology) A cyclazocine derivative used in opioid receptor research, causing a decrease in pain sensations accompanied by paranoia and hallucinations.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) An opioid analgesic of the morphinan series.
n
(pharmacology) A particular narcotic painkiller.
n
A synthetic opioid, similar in structure to methadone, used in the treatment of opioid dependence.
n
(pharmacology) An opioid antagonist from the morphinan family.
n
Alternative form of levomethadone [the active enantiomer of methadone]
n
(pharmacology) A particular narcotic painkiller.
n
(chemistry) The inactive isomer of the opioid analgesic dextromoramide.
n
(pharmacology) A morphinan derivative that acts as an opioid agonist.
n
(pharmacology) A particular narcotic antitussive.
n
(pharmacology) The opioid analgesic drug pethidine.
n
(pharmacology) A particular narcotic painkiller.
n
An alpha2-adrenergic receptor agonist, historically used as a short-acting antihypertensive, but more commonly used to alleviate physical symptoms of heroin and opiate withdrawal.
n
(pharmacology) An analgesic drug.
n
(pharmacology) The United States Adopted Name of pethidine.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
Alternative form of methadone [(pharmacology) A powerful synthetic analgesic drug which is similar to morphine in its effects but less sedative and is used as a substitute drug in the treatment of morphine and heroin addiction.]
n
(pharmacology) A powerful synthetic analgesic drug which is similar to morphine in its effects but less sedative and is used as a substitute drug in the treatment of morphine and heroin addiction.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A derivative of barbituric acid, used, as the sodium salt (more fully sodium methohexital), as a short-acting intravenous anesthetic; (1-methyl-5-allyl-5-[1-methyl-2-pentynyl])barbituric acid, C₁₄H₁₈N₂O₃.
n
(pharmacology) A particular narcotic painkiller.
n
A dissociative drug of the diarylethylamine class.
n
(pharmacology) An opiate analgesic with high potential for abuse.
n
(pharmacology) A semisynthetic opioid drug related to heterocodeine.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A peripherally-acting μ-opioid antagonist that acts to reverse some of the side effects of opioid drugs such as constipation without affecting analgesia or precipitating withdrawals.
n
An opioid analgesic drug from the thiambutene family.
n
(pharmacology) A potent synthetic opioid analgesic of the nitazene group, used as an illicit drug.
n
An opiate analogue, a methylated derivative of hydromorphone used as an analgesic.
n
(pharmacology) A drug with structure and actions similar to those of lidocaine, given (usually as the hydrochloride) orally or intravenously in the treatment of ventricular arrhythmias, and sometimes for the relief of neurogenic pain; 1-(2,6-dimethylphenoxy)-2-propanamine, C₆H₃(CH₃)₂(OCH₂CH(CH₃)NH₂).
n
(pharmacology) A fentanyl derivative with strong selectivity for the μ-opioid receptor.
n
(pharmacology) A drug used to treat depression and social anxiety.
n
(pharmacology) A strong analgesic, a 4-phenylpiperidine derivative related to pethidine.
n
Obsolete form of morphine. [(biochemistry, pharmacology) A crystalline alkaloid (7,8-didehydro-4,5-epoxy-17-methyl-morphinan-3,6-diol), extracted from opium, the salts of which are soluble in water and are used as analgesics, anaesthetics and sedatives; it is one of a group of morphine alkaloids.]
n
(chemistry) The base chemical structure of a large class of psychoactive drugs, consisting of opioid analgesics, antitussives, and dissociative hallucinogens, among others.
adj
Having similar pharmacological effects to morphine.
n
An opioid analgesic drug from the thiambutene family.
n
(pharmacology) Synthetic heroin of the pyrrolidinophenone type.
n
(pharmacology) A particular narcotic painkiller: time-release morphine pills.
n
An opiate analogue developed in 1952, a derivative of morphine.
n
(pharmacology) An analgesic drug.
n
(pharmacology) A synthetic opioid antagonist which is very similar to morphine in chemical structure and is given by injection (usually in the form of its hydrochloride) as an analgesic; (−)-(5R,6S,14S)-9a-cyclobutylmethyl-4,5-epoxymorphinan-3,6,14-triol, C₂₁H₂₇NO₄.
n
(pharmacology) An opiate derivative used mainly to manage alcoholism.
n
(pharmacology) A semisynthetic mixed opioid agonist-antagonist with analgesic and narcotic antagonist properties.
n
(pharmacology) A particular opioid receptor antagonist.
n
(pharmacology) An opioid inverse agonist used to counter the effects of an overdose on opioids (such as heroin or morphine).
n
A highly potent and selective delta opioid receptor antagonist used in biomedical research.
n
(pharmacology) An analgesic drug.
n
(pharmacology) Any substance or drug that reduces pain, induces sleep and may alter mood or behaviour; in some contexts, especially in reference to the opiates-and-opioids class, especially in reference to illegal drugs, and often both.
n
(slang) The barbiturate nembutal.
n
An opiate derivative, closely related to dihydrocodeine, developed as a cough suppressant and analgesic.
n
An opiate derivative developed as a cough suppressant and analgesic.
n
(pharmacology) The 3,6-dinicotinate ester of morphine, a strong opioid agonist analgesic two to three times as potent as morphine.
n
(pharmacology) A synthetic opioid analgesic related to methadone.
n
A particular opioid antagonist
n
An opiate analogue, the N-demethylated derivative of codeine.
n
An opioid analgesic of the morphinan class.
n
A desmethyl derivative of methadone used as a cough suppressant.
n
(pharmacology) An opiate analogue, the N-demethylated derivative of morphine.
n
(organic chemistry, medicine) A metabolite of oxycodone that is used as a spinal analgesic.
n
A 4-phenylpiperidine derivative that is both a metabolite of and a precursor to pethidine.
n
(pharmacology) An opioid analgesic.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) The opioid analgesic drug pethidine.
n
(pharmacology) A drug, hormone or other substance derived from or related to opium.
n
(pharmacology) A 4-phenylpiperidine derivative related to the opioid analgesic drug pethidine.
n
(pharmacology) A synthetic analgesic drug (trademark OxyContin) that is similar to morphine in its effects.
n
Alternative form of oxymorphone [(pharmacology) A particular narcotic painkiller.]
n
(pharmacology) A particular narcotic painkiller.
n
(toxicology) A poisonous alkaloid, also known as thebaine, obtained from opium; not used in medicine; but used as a precursor for the manufacture of some medicines.
n
A non-narcotic analgesic drug.
n
(pharmacology) 14β-pentylaminomorphinone, a semisynthetic opiate derivative and analgesic.
n
(pharmacology) A synthetic compound that is a potent nonaddictive analgesic, often given during childbirth.
n
(pharmacology) A brand name for an analgesic combination drug containing oxycodone and paracetamol, often used for recreational purposes.
n
(pharmacology) The opioid analgesic drug pethidine.
n
(pharmacology) A synthetic compound used as a painkilling drug, especially for women in labor.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular general anesthetic, an opioid.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
An opioid analgesic drug from the thiambutene family.
n
(pharmacology) The opioid analgesic drug pethidine.
n
(pharmacology) A particular narcotic painkiller.
n
An opioid analgesic, a ring-contracted analogue of prodine.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) An opioid analgesic.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) An opioid analgesic and antitussive drug of the morphinan family.
n
An opioid analgesic drug from the thiambutene family.
n
(pharmacology) The racemic mixture of dextromethorphan and levomethorphan.
n
The racemic mixture of the two stereoisomers of 17-methylmorphinan-3-ol: dextrorphan and levorphanol.
n
(chemistry) The racemic mixture of dextrorphanol and levorphanol.
n
(pharmacology) A potent ultra short-acting synthetic opioid (trademark Ultiva) given to patients during surgery for pain relief and adjunctive to an anesthetic.
n
Any of various cold and cough medicines.
n
(pharmacology) A particular narcotic.
n
(medicine) A combination of buprenorphine and naloxone, used to treat opiate addictions.
n
(pharmacology) An opioid analgesic that is administered intravenously in the form of its citrate C₂₂H₃₀N₂O₂S·C₆H₈O₇ as an anesthetic or an anesthetic adjuvant.
n
(pharmacology) A particular narcotic painkiller.
n
(medicine) An anaesthetic that is a mixture of tiletamine and zolazepam
n
(pharmacology) A dissociative anaesthetic drug with stimulant and hallucinogenic effects, similar to phencyclidine but more potent.
n
(organic chemistry) Dihydrocodeinone enol acetate, a semisynthetic opioid that is similar to hydrocodone and manufactured from thebaine.
n
The opioid analgesic methyl 4-(N-(2-methoxyacetyl)anilino)-1-(2-thiophen-2-ylethyl)piperidine-4-carboxylate
n
Any of a family of opioid analgesic drugs.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) An opioid analgesic of the benzomorphan family.
n
(pharmacology) A synthetic opioid analgesic administered orally in the form of its hydrochloride C₁₆H₂₅NO₂·HCl to treat moderate to severe pain.
n
(pharmacology) A particular narcotic painkiller.
n
(pharmacology) A particular narcotic painkiller.
n
(informal) The combination of the drugs pentazocine (an opioid analgesic) and tripelennamine (an antihistamine), used for recreational purposes because of its euphoric effect in the 1970s and 1980s.
n
(pharmacology) An opioid analgesic drug developed in the 1970s and having around 7.5 times the potency of morphine, also used for recreational purposes.
n
(pharmacology) A brand name for an analgesic combination drug containing hydrocodone and paracetamol, often used for recreational purposes.
n
(pharmacology) A particular narcotic painkiller and antitussive.
n
(slang) The drug ketamine.
n
A synthetic opiate opioid that is 100 times more potent than fentanyl and 10,000 times more potent than morphine.
n
(pharmacology) An opioid analgesic of the morphinan family.
n
An opioid analgesic of the benzomorphan family.
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