A loosely defined grouping of drugs that have effects on psychological function. Here the psychotropic agents include the antidepressive agents, hallucinogens, and tranquilizing agents (including the antipsychotics and anti-anxiety agents).

Synonyms: Psychoactive Drug, Drugs, Psychoactive, Psychoactive Agent, Psychopharmaceuticals, Psychotropic Drug, Psychotropic Drugs, Psychoactive Drugs, Agent, Psychoactive, Drug, Psychoactive, 0, Drugs, Psychotropic, Psychoactive Agents, Psychopharmaceutical, Agents, Psychoactive, Drug, Psychotropic