Look up hallucinogen in Wiktionary, the free dictionary.

A hallucinogen is a drug that produces profoundly altered states of consciousness.

Hallucinogen may also refer to:

• Hallucinogen (EP), an extended play by Kelela
• Hallucinogen (musician) (Simon Posford; born 1971), English electronic and psytrance musician

This disambiguation page lists articles associated with the title Hallucinogen.
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