Active ingredients: in each 20 ml: dextromethorphan hbr (20 mg), guaifenesin (400 mg). purpose: cough suppressant, expectorant. inactive ingredients: anhydrous citric acid, edetate disodium, fd&c red 40, flavors, glycerin, propylene glycol, propyl gallate, purified water, sodium benzoate, sorbitol, sucralose, trisodium citrate dihydrate (may contain this ingredient), xanthan gum.
State chemical disclosure none