Acetaminophen is a pain reliever and fever reducer.
Dextromethorphan is a cough suppressant. It affects the signals in the brain that trigger cough
reflex.
Diphennydramine is an antihistamine that reduces the natural chemical histamine in the body.
Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
The combination of acetaminophen, dextromethorphan, and diphenhydramine is used to treat
sneezing, runny nose, itchy or watery eyes, cough, and pain or fever caused by the common cold or flu.
Acetaminophen, dextromethorphan, and diphenhydramine may also be used for other purposes
not listed in this medication guide.