A. Antitussives Central antitussives Narcotic drugs codeine可待因 pholcodine福尔可定 Drotebanol羟蒂巴酚 Non-Narcotic drugs dextromethorphan右美沙芬 pentoxyverine喷托维林(咳必清) Peripheral antitussives benzonatate苯佐那酯Central antitussives Narcotic drugs: codeine 可待因 pholcodine 福尔可定 Drotebanol 羟蒂巴酚 Non-Narcotic drugs: dextromethorphan 右美沙芬 pentoxyverine 喷托维林(咳必清) Peripheral antitussives benzonatate 苯佐那酯 A. Antitussives