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Cocaine is a stimulant that is processed from the leaves of the coca bush, which is native to South America. Today most cocaine comes from unregulated growing and refining operations. The drug is available in three main forms: cocaine hydrochloride salt, freebase cocaine, and crack cocaine.


The list below provides the references to the research studies discussed in Learn About Cocaine.

Smoking any illegal drug is risky because you can never know for sure what's in it or how it…

Injecting is the riskiest way to use drugs. Some of the risks are related to using needles. Other…

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