Heroin

Heroin or diacetylmorphine, C₂₁H₂₃NO₅

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is a white crystalline alkaloid opiate, prepared from morphine by acetylation.

It was invented in 1895 by Heinrich Dreser, working for the Bayer Company of Elberfeld, Germany, developed as a drug without the common morphine side effects. Bayer promptly began production of diacetylmorphine under the trademark "heroin" and selled it as caugh medicine.

As a medicine, heroin is administered usually in the form of its hydrochloride as a hypnotic and analgesic.

It is also illictly used as a powerful and addictive drug producing intense euphoric sensations. It is highly addictive.

Methadone is another drug often used to substitute for heroin in treatment for heroin addiction.

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