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They are naturally occurring in their raw form. Cocaine comes from the cocoa plant. Crack comes from cocaine. Opiates such as heroin, oxy, hydrocodone, methadone, and morphine come from the poppy plant. Opium is the unrefined paste from the poppy plant. Barbiturates and benzodiazepines, however, are chemically synthesized (valium, xanax, klonopin). Amphetamines, mda, mdma, ghb are also man made
Wiki User
∙ 12y ago
Wiki User
∙ 11y agoCodeine, though extracted from natural opiate sources, is processed by semi-synthethis means for pharmaceutical use.
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