In each 5 ml, 1 teaspoon: active ingredients: dextromethorphan hbr (5 mg), cough suppressant; guaifenesin (50 mg), expectorant; phenylephrine hcl (2.5 mg), nasal decongestant. Inactive ingredients: citric acid, fd&c blue 1, fd&c red 40, flavor, glycerin, propylene glycol, purified water, sodium benzoate, sorbitol, sucralose, 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.