title: Marijuana: CNS depressant of excitant?
mesh_terms: D000328:Adult; D001143:Arousal / Q000187:drug effects; D001921:Brain / Q000187:drug effects*; D002188:Cannabis / Q000145:classification / Q000494:pharmacology*; D003265:Contingent Negative Variation / Q000187:drug effects; D003864:Depression, Chemical; D004056:Differential Threshold / Q000187:drug effects; D013759:Dronabinol / Q000494:pharmacology; D004558:Electric Stimulation; D005425:Flicker Fusion / Q000187:drug effects; D006801:Humans; D008297:Male; D010146:Pain; D010775:Photic Stimulation; D010919:Placebos; D013268:Stimulation, Chemical; D019966:Substance-Related Disorders; D014110:Touch / Q000187:drug effects
chemical_list: D010919:Placebos; D013759:Dronabinol