SEARCH Articles Figures Tables A-Narcotine Antitussives Noscapine (narcotine Codeine, Narcotine, Papaverine Codeine-narcotine salts Morphine-narcotine salts Narcotics narcotine Narcotin Narcotin Narcotine Narcotine Narcotine and Related Compounds Narcotine synthesis Z-a-Narcotine