Levodopa and pyridoxine-deficient states.
D004295:Dihydroxyphenylalanine / Q000037:antagonists & inhibitors / Q000627:therapeutic use*; D006801:Humans; D010300:Parkinson Disease / Q000150:complications / Q000188:drug therapy*; D011736:Pyridoxine / Q000494:pharmacology / Q000627:therapeutic use; D026681:Vitamin B 6 Deficiency / Q000150:complications / Q000188:drug therapy
D004295:Dihydroxyphenylalanine; D011736:Pyridoxine