title: Pyridoxine and levodopa in the treatment of Parkinsonism.
mesh_terms: D004295:Dihydroxyphenylalanine / Q000009:adverse effects*; D006801:Humans; D010300:Parkinson Disease / Q000188:drug therapy*; D011736:Pyridoxine / Q000008:administration & dosage / Q000378:metabolism*
chemical_list: D004295:Dihydroxyphenylalanine; D011736:Pyridoxine