There was a small study done recently that compared dextromethorphan to honey. Dextromethorphan (Delsym, Robitussin DM) is the typical OTC drug used to treat dry cough. The study had kids from 2 to 18 years old with upper respiratory tract infections and nighttime cough. There were three branches in th study -no treatment, honey or dextromethorphan. […]