Cough and Cold Medicine for Kids Children's Robitussin Long-Acting Cough and Cold Medicine provides up to eight hours of cough relief. With a great tasting fruit punch flavor that kids will love, this liquid cold medicine delivers an antihistamine and dextromethorphan, a children's cough suppressant that temporarily relieves cough due to minor throat irritation caused by a cold. This cough and cold medicine for kids also relieves upper respiratory symptoms such as runny nose, throat and nose itching, sneezing and itchy, watery eyes. Robitussin Cough and Cold contains an alcohol-free, long lasting formula that delivers effective cough medicine for kids ages six and over, helping them feel better during the day and rest at night. Do not take more than 4 doses in any 24-hour period. Children under 6 years do not use, children 6 to under 12 years 10 mL every 6 hours, adults and children 12 years and older 20 mL every 6 hours. 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.