400 GUAI-AID 400mg, Mucus Relief Guaifenesin, Dye-Free Fast Acting Caplets

Ingredients: Active Ingredient: Guaifenesin 400mg, U.S. Pharmaceutical Grade. Guai-Aid 400mg - Easy to Swallow Caplets - Contain No Dyes or Extra Fillers. OTC 400mg caplets are U.S. made and do not require a doctor's prescription.