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codeine

Pronunciation: ko'den

Definition: Alkaloid obtained from opium, which contains 0.7–2.5%, but usually made from morphine. Used as an analgesic and antitussive; drug dependence (physical and psychic) may develop, but codeine is less liable to produce addiction than morphine; codeine is biotransformed to morphine, which accounts for most of codeine's effects.

Synonym(s): methylmorphine

[G. kodeia, head, poppy head]

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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