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Diphenhydramine, an antihistamine, relieves red, irritated, itchy, watery eyes; sneezing; and runny nose caused by hay fever, allergies, and the common cold. It also may relieve the itching of insect bites, sunburns, bee stings, poison ivy, poison oak, and minor skin irritation. Diphenhydramine is also used to prevent and treat motion sickness, induce sleep, treat Parkinson's disease, and relieve cough caused by minor throat or airway irritation. Tylenol Allergy Sinus NightTime Maximum Strength Caplets containing Diphenhydramine Hydrochloride, Acetaminophen, and Pseudoephedrine Hydrochloride is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.
Diphenhydramine comes as a tablet, capsule, and liquid to take by mouth. It usually is taken three or four times a day. For motion sickness, diphenhydramine is taken 30 minutes before departure and, if needed, before meals and at bedtime. Diphenhydramine is taken at bedtime for sleep. Follow the directions on the package or on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take diphenhydramine exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor. Do not give diphenhydramine to a child younger than 6 years of age unless directed to do so by a doctor. |