title: Levodopa and orphenadrine hydrochloride in Parkinsonism.
mesh_terms: D000284:Administration, Oral; D000368:Aged; D002986:Clinical Trials as Topic; D004295:Dihydroxyphenylalanine / Q000008:administration & dosage / Q000627:therapeutic use*; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009966:Orphenadrine / Q000008:administration & dosage / Q000627:therapeutic use*; D010300:Parkinson Disease / Q000188:drug therapy*; D010919:Placebos; D013997:Time Factors
chemical_list: D010919:Placebos; D004295:Dihydroxyphenylalanine; D009966:Orphenadrine