Dihydrocodeine Hydrogen Tartrate Imp. A (EP), Dihydrocodeine Imp. A (EP), Ethylmorphine Hydrochloride Imp. C (EP), Ethylmorphine Imp. C (EP), Hydrocodone Hydrogen Tartrate 2.5-Hydrate Imp. C (EP), Hydrocodone Imp. C (EP), Pholcodine Imp. B (EP), Codeine Monohydrate, Hydrocodone Hydrogen Tartrate 2.5-Hydrate Imp. C (EP) as Monohydrate, Dihydrocodeine Hydrogen Tartrate Imp. A (EP) as Monohydrate, Ethylmorphine Hydrochloride Imp. C (EP) as Monohydrate, Pholcodine Imp. B (EP) as Monohydrate, Dihydrocodeine Hydrogen Tartrate Impurity A as Monohydrate, Ethylmorphine Hydrochloride Impurity C as Monohydrate, Hydrocodone Hydrogen Tartrate 2.5-Hydrate Impurity C as Monohydrate, Morphine Hydrochloride Impurity A, Morphine Sulfate Impurity A, Pholcodine Monohydrate Impurity B as Monohydrate, Dihydrocodeine Impurity A as Monohydrate, Ethylmorphine Impurity C as Monohydrate, Hydrocodone Impurity C as Monohydrate, Morphine Impurity A, Pholcodine Impurity B as Monohydrate