Active ingredients (in each 20ml)...purposesdextromethorphan hbr, usp 20mg...cough suppressantguaifenesin, usp 400mg...expectorant inactive ingredientsanhydrous citric acid, carboxymethylcellulose sodium, fd&c blue no. 1, fd&c red no. 40, glycerin, liquid glucose, menthol, natural and artificial flavors, polyethylene glycol, propylene glycol, purified water, sodium benzoate, sodium citrate, sucralose, triacetin, 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.