A study of the effectiveness of drug therapy in parkinsonism.
D006801:Humans; D009125:Muscle Relaxants, Central / Q000627:therapeutic use*; D010300:Parkinson Disease / Q000628:therapy*; D020734:Parkinsonian Disorders; D010919:Placebos; D012601:Scopolamine / Q000627:therapeutic use*; D014282:Trihexyphenidyl / Q000627:therapeutic use*
D009125:Muscle Relaxants, Central; D010919:Placebos; D014282:Trihexyphenidyl; D012601:Scopolamine
MUSCLE RELAXANTS/therapeutic use; PARALYSIS AGITANS/therapy; PLACEBOS; SCOPOLAMINE/therapeutic use; TRIHEXYPHENIDYL/therapeutic use