Browse drug categories

Ethanol-containing beverages and products.

Cannabinoid-containing products derived from cannabis plants.

Substances that reduce central nervous system activity, including sedatives, tranquilizers, and hypnotics.

Substances associated with dissociation and altered perception.

Substances associated with altered mood, emotional openness, and stimulation.

Volatile chemicals and gases used for their psychoactive effects.

Highly dependence-forming stimulant found in tobacco and nicotine products.

Natural, semi-synthetic, and synthetic substances acting on opioid receptors.

Medications that may be misused or cause dependence but are not necessarily classified as commonly abused substances.

Psilocybe cubensis and its named varieties, with species relationships and research context.

Classic serotonergic hallucinogens and related psychedelic tryptamines.

Substances that increase central nervous system activity.