Prescription drug BENYLIN EXTRA STRENGTH ALL-IN-ONE COLD AND FLU WITH WARMING SENSATION (guaifenesin + pseudoephedrine hydrochloride + acetaminophen + dextromethorphan hydrobromide)

Active Ingredient: guaifenesin + pseudoephedrine hydrochloride + acetaminophen + dextromethorphan hydrobromide

This drug does not require a prescription from your doctor. It can be bought over-the-counter at your pharmacy.