title: Levodopa and anticholinergic drugs in Parkinsonism.
mesh_terms: D000109:Acetylcholine / Q000378:metabolism; D004295:Dihydroxyphenylalanine / Q000627:therapeutic use*; D018492:Dopamine Antagonists; D004357:Drug Synergism; D006801:Humans; D009638:Norepinephrine / Q000378:metabolism; D010276:Parasympatholytics / Q000627:therapeutic use*; D010300:Parkinson Disease / Q000188:drug therapy*; D013375:Substance Withdrawal Syndrome; D013564:Sympathetic Nervous System / Q000378:metabolism
chemical_list: D018492:Dopamine Antagonists; D010276:Parasympatholytics; D004295:Dihydroxyphenylalanine; D000109:Acetylcholine; D009638:Norepinephrine