Per 5 mL Pyridryl syr Diphenhydramine HCl 12.5 mg, ammon Cl 125 mg, Na citrate 50 mg, menthol 1 mg. Per 5 mL Pyridryl plus syr Diphenhydramine HCl 5 mg, dextromethorphan HBr 7.5 mg, phenylpropanolamine HCl 7.5 mg, ammon Cl 62.5 mg, Na citrate 25 mg
R05CA10 - combinations ; Belongs to the class of expectorants. Used in the treatment of wet cough.
R05FA02 - opium derivatives and expectorants ; Belongs to the class of combinations of opium derivatives cough suppressants and expectorants. Used in the treatment of cough.