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Diphenhydramine and magnesium salicylate
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Diphenhydramine and magnesium salicylate

Generic name: diphenhydramine and magnesium salicylate [ DYE-fen-HYE-dra-meen-and-mag-NEE-ze-um-sa-LIS-a-late ]
Brand name: Doans PM
Dosage form: oral tablet (25 mg-580 mg)
Drug class:Analgesic combinations

Medically reviewed by Drugs.com on Oct 19, 2020. Written by Cerner Multum.

What is diphenhydramine and magnesium salicylate?

Diphenhydramine is an antihistamine sometimes used as a sleep aid. Magnesium salicylate is a nonsteroidal anti-inflammatory drug (NSAID) in a group of drugs called salicylates (sa-LIS-il-ates).

Diphenhydramine and magnesium salicylate is a combination medicine that is used to treat back pain that keeps you awake during your normal sleeping hours.

Diphenhydramine and magnesium salicylate may also be used for purposes not listed in this medication guide.

Warnings

Use diphenhydramine and magnesium salicylate exactly as directed. Taking too much diphenhydramine can lead to serious heart problems, seizures, coma, or death.

Magnesium salicylate may cause stomach or intestinal bleeding, which can be fatal. Call your doctor at once if you have symptoms of stomach bleeding such as dizziness, black or bloody stools, or coughing up blood.

Ask a doctor before giving the medicine to a child younger than 12 years old. Do not give this medicine to a child or teenager with a fever, flu symptoms, or chickenpox. Do not use this medicine to make a child sleepy.

Before taking this medicine

You should not use this medicine if you are allergic to aspirin or other salicylates.

Do not give this medicine to a child or teenager with a fever, flu symptoms, or chickenpox. Salicylates can cause Reye's syndrome, a serious and sometimes fatal condition in children. Ask a doctor before giving the medicine to a child younger than 12 years old.

Magnesium salicylate may cause stomach or intestinal bleeding, which can be fatal. These conditions can occur without warning while you are using magnesium salicylate, especially in older adults.

Ask a doctor or pharmacist if this medicine is safe to use if you have ever had: