Dextromethorphan / pheniramine / phenylephrine and Zymine HC Drug Interactions - Drugs.comDrug interactions between dextromethorphan / pheniramine / phenylephrine and Zymine HCApplies to: dextromethorphan / pheniramine / phenylephrine and Zymine HC (hydrocodone / pseudoephedrine / triprolidine)Applies to: Zymine HC (hydrocodone / pseudoephedrine / triprolidine) and dextromethorphan / pheniramine / phenylephrine
