For some products, it is the only ingredient, the FDA said in a news release issued Thursday. Others contain oral phenylephrine and acetaminophen, dextromethorphan or another active ingredient.
Acetaminophen 325mg, diphenhydramine HCl 12.5mg, phenylephrine HCl 5mg; per caplet. See Contraindications. Increased risk of liver damage with ≥3 alcoholic drinks/day. Hypertensive crisis with ...