SEARCH Articles Figures Tables Adenosine-5 -monophosphoric acid Papaverine monophosadenine Alprostadil Papaverine Apomorphine Papaverine Benzylisoquinoline alkaloids papaverine Codeine, Narcotine, Papaverine Diazepam Papaverine Dylate - Papaverine monophosadenine Erectile dysfunction papaverine From Papaverine Hepatotoxicity papaverine Levodopa Papaverine Morphine papaverine Opium alkaloids papaverine Papaver somniferum papaverine from Papaverine Papaverine 235 ----Papaverrubines Papaverine Monophosadenine Papaverine adverse effects Papaverine alkaloids Papaverine alkaloids conversions Papaverine alkaloids syntheses Papaverine antispasmodic Papaverine base Papaverine dimerization Papaverine dosage Papaverine hydrochloride Papaverine intracavernosal Papaverine isoquinoline Papaverine metabolism Papaverine methiodide, reduction Papaverine pharmacology Papaverine synthesis Papaverine, biosynthesis Papaverine, isolation Papaverine, oxidation Papaverine, structure Papaverinic acid The release of histamine is stimulated by numerous drugs including reserpine, codeine, meperidine, hydralazine, morphine, d-tubocurarine, dextrans, and papaverine