Narcotic Antitussives Other narcotic antitussives Dihydrocodeine(双氢可待因) as Drotebanol(羟蒂巴酚) 6 Pholcodine(福尔可定)Other narcotic antitussives:  Dihydrocodeine（双氢可待因）;  Drotebanol（羟蒂巴酚）;  Pholcodine（福尔可定） Narcotic Antitussives