title: A therapeutic paradox? Combined treatment of Parkinson's disease with levodopa and methyldopa.
mesh_terms: D004295:Dihydroxyphenylalanine / Q000008:administration & dosage / Q000627:therapeutic use*; D004357:Drug Synergism; D005069:Evaluation Studies as Topic; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008750:Methyldopa / Q000627:therapeutic use*; D008875:Middle Aged; D009127:Muscle Rigidity / Q000188:drug therapy; D010300:Parkinson Disease / Q000188:drug therapy*; D014202:Tremor / Q000188:drug therapy
chemical_list: D008750:Methyldopa; D004295:Dihydroxyphenylalanine