title: Drugs and the mental state.
mesh_terms: D000928:Antidepressive Agents / Q000494:pharmacology*; D000697:Central Nervous System Stimulants / Q000494:pharmacology; D006213:Hallucinogens / Q000494:pharmacology; D006801:Humans; D014149:Tranquilizing Agents / Q000494:pharmacology*
chemical_list: D000928:Antidepressive Agents; D000697:Central Nervous System Stimulants; D006213:Hallucinogens; D014149:Tranquilizing Agents