R05DAOpium alkaloids and derivatives
- ethylmorphineR05DA01
- hydrocodoneR05DA03
- codeineR05DA04
- opium alkaloids with morphineR05DA05
- normethadoneR05DA06
- noscapineR05DA07
- pholcodineR05DA08
- dextromethorphanR05DA09
- thebaconR05DA10
- dimemorfanR05DA11
- acetyldihydrocodeineR05DA12
- combinationsR05DA20