title: Levodopa in hepatic failure.
mesh_terms: D000641:Ammonia / Q000097:blood; D004295:Dihydroxyphenylalanine / Q000008:administration & dosage* / Q000378:metabolism; D004298:Dopamine / Q000096:biosynthesis; D006501:Hepatic Encephalopathy / Q000188:drug therapy*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009638:Norepinephrine / Q000096:biosynthesis
chemical_list: D004295:Dihydroxyphenylalanine; D000641:Ammonia; D004298:Dopamine; D009638:Norepinephrine