In each 5 ml: dextromethorphan polistirex equivalent to 30 mg dextromethorphan hydrobromide. cough suppressant. inactive ingredients: citric acid anhydrous, d&c red 33, edetate disodium, ethylcellulose, fd&c blue 1, flavor, high fructose corn syrup, methylparaben, partially hydrogenated vegetable oil (soybean, cottonseed), polyethylene glycol 3350, polysorbate 80, propylene glycol, propylparaben, purified water, sucrose, tragacanth, xanthan gum.
Manufacturer likely did not include an allergen statement; however, please double-check the product packaging and/or contact the manufacturer if you have a severe food allergy.