Chemical classes of psychoactive drugs - Subtopics

Xanthines Phenethylamines Diphenylbutylpiperidines 2C (psychedelics) Benzodiazepines Isotryptamines Tryptamines 25-NB (psychedelics) Racetams Thiobarbiturates Tropanes Thiopropamines Substituted amphetamines Cyclopyrrolones Tetracyclic antidepressants Tricyclic antidepressants Alkyl nitrites Lysergamides Modafinil analogues Barbiturates