Active substance

Chlorpheniramine Maleate, Acetaminophen, Phenylephrine Hydrochloride, Dextromethorphan Hydrobromide

5 products from 3 companies contain this in United States.

5 without prescriptionTablet, Effervescent

Available without a prescription

Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.