title: Lack of effect of carbidopa on plasma homovanillic acid in normal subjects.
mesh_terms: D000328:Adult; D002230:Carbidopa / Q000494:pharmacology*; D006719:Homovanillic Acid / Q000097:blood*; D006801:Humans; D008297:Male; D008875:Middle Aged
chemical_list: D002230:Carbidopa; D006719:Homovanillic Acid