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heroin

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heroin

a white odourless bitter-tasting crystalline powder related to morphine: a highly addictive narcotic. Formula: C21H23NO5
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

heroin

[′her·ə·wən]
(pharmacology)
C21H23O5N A white, crystalline powder made from morphine; the hydrochloride compound is used as a sedative and narcotic.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive
Diacetylmorphine versus methadone for the treatment of opioid addiction.
Dextropropoxyphene/dicylomine (Proxyvon) and diacetylmorphine (heroin) were the commonest drugs injected (81 and 73.5% respectively).
That this occurred during the nineteenth century, the great era of chemistry, would seem no accident: Sir Humphry Davy gave the first paper on nitrous oxide in 1800; in 1806 morphine became the first alkaloid to be isolated from its organic base; German scientists isolated cocaine in the middle of the century; Alexander Wood perfected the hypodermic syringe in 1874; and diacetylmorphine, or heroin, was discovered in 1898.
Evaluation of the contents of a glassine envelope found at the scene revealed diacetylmorphine (heroin).
In 1874, a London pharmacist searching for a non-addictive alternative to morphine discovered a derivative of that substance that was labeled diacetylmorphine. It languished in the labs until 1898 when Bayer pharmaceuticals decided to market the drug as a cough suppressant.
Heroin is a name, copyrighted in Germany at the end of the nineteenth century, for diacetylmorphine which has the formula ([C.sub.21.H.sub.23.NO.sub.5]).
(Diacetylmorphine) Stuff, (total opiate) (as morphine)
Most patients were maintained on a single agonist, but many of the 80 patients maintained on diacetylmorphine received additional opioids for issues such as avoiding night-time withdrawal.
In addition, Spain has over 50 detoxification wards and the communities of Cataluna y Andalucia have trial clinics for Diacetylmorphine, a heroin substitute.
* Heroin (diacetylmorphine) is rapidly metabolized to 6-acetylmorphine and then to morphine.
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