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Legatrin PM
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Legatrin PM

Generic name:acetaminophen and diphenhydraminea-SEET-a-MIN-oh-fen-and-DYE-fen-HYE-dra-meen ]
Brand names: Headache Relief PM, Legatrin PM, Midol PM, Percogesic Original Strength, Tylenol PM
Drug class:Analgesic combinations

Medically reviewed by Drugs.com on Sep 29, 2020. Written by Cerner Multum.

What is Legatrin PM?

Acetaminophen is a pain reliever and a fever reducer. Diphenhydramine is an antihistamine.

Legatrin PM is a combination medicine used to treat occasional insomnia associated with minor aches and pains. Legatrin PM is not for use in treating sleeplessness without pain, or sleep problems that occur often.

Legatrin PM is also used to treat minor aches and pains such as headache, back pain, joint or muscle pain, tooth pain, or menstrual cramps.

Legatrin PM is also used to treat runny nose, sneezing, itchy nose and throat, and pain or fever caused by allergies, the common cold, or the flu.

Legatrin PM may also be used for purposes not listed in this medication guide.

Warnings

Use this medicine exactly as directed. An overdose of acetaminophen can damage your liver or cause death. Taking too much diphenhydramine can lead to serious heart problems, seizures, coma, or death.

Do not use this medicine to make a child sleepy. This medicine is not for use in anyone younger than 12 years old.

Ask a doctor or pharmacist before using any other medicine that may contain acetaminophen or diphenhydramine. Taking too much of either medicine can lead to a fatal overdose.

Drinking alcohol may increase your risk of liver damage while taking acetaminophen.

Stop taking this medicine and call your doctor right away if you have skin redness or a rash that spreads and causes blistering and peeling.

Before taking this medicine

Ask a doctor before taking medicine that contains acetaminophen if you have ever had liver disease, or if you drink more than 3 alcoholic beverages per day.

Ask a doctor or pharmacist if Legatrin PM is safe to use if you have ever had: