The effects of an analeptic (ritalin), an ataraxic (reserpine), and a placebo in senile states.
D000368:Aged; D000375:Aging; D000697:Central Nervous System Stimulants; D004194:Disease; D001523:Mental Disorders; D008774:Methylphenidate / Q000627:therapeutic use*; D012110:Reserpine / Q000627:therapeutic use*
D000697:Central Nervous System Stimulants; D008774:Methylphenidate; D012110:Reserpine
AGED/diseases; MENTAL DISORDERS/in aged; METHYLPHENIDYLACETATE/therapeutic use; RESERPINE/therapeutic use