Dextromethorphan hbr , guaifenesin usp . Inactive ingredients : anhydrous citric acid , carboxymethylcellulose sodium , glycerin , natural flavor and artificial flavors , natural grade a honey , polythylene glycol , propylene glycol , purified water , sodium benzoate , sodium citrate , sodium gluconate , sucralose , xanthan gum , zinc gluconate .
Does not contain obligatory allergens.