Robitussin Maximum Strength Honey Nighttime Cough DM is a cough medicine for adults that uses a cough suppressant and antihistamine, to relieve your toughest cold and cough symptoms, with real honey flavor for taste. Robitussin Nighttime Cough DM is gluten free and contains no artificial colors. Adults and children 12 years and older may take 20 mL of this Robitussin nighttime cough medicine every 6 hours as needed for symptoms. This multi symptom product puts coughs to bed with active ingredient dextromethorphan to help control the urge to cough to help you sleep and doxylamine succinate to relieve runny nose, sneezing, itchy and watery eyes, itchy nose and throat associated with hay fever or upper respiratory allergies. Delivering cough relief for more than 70 years, Robitussin has the product you need to treat your specific cough, cold, sore throat or flu symptoms for day and night relief. Robitussin shuts coughs down.