Nonsteroidal anti-inflammatory drugs (including naproxen) may rarely increase the risk for a heart attack or stroke. This effect can happen at any time while taking this drug but is more likely if. Aleve, aka naproxen, is an NSAID that many people with back pain take to get relief. Find out how often you can take it. Doctors give trusted answers on uses, effects, side-effects, and cautions: Dr. Greer on is it dangerous to take 500 mg of niacin daily: No problem. Naproxen is a medicine called a non-steroidal anti-inflammatory drug. It is also known as 'an NSAID'. Before you take naproxen, let your doctor know if you have ever had a bad reaction to any other anti-inflammatory painkiller. Your dose of naproxen will depend on which brand and strength you take, which condition is being treated, and your age. For arthritis, common dosages can range from 500 to 1,000 milligrams (mg). It wasn't a prescription medication as I mentioned above I was taking it under the OTC Name : Aleve PM After the side effects began I read the Aleve PM bottle and realized Aleve PM is Naproxen 250 mgs. What form(s) does this medication come in? Enteric-coated tablets. 250 mg Each white, round, biconvex, enteric-coated tablet engraved APO on one side and 250 on the other contains 250 mg of naproxen. Explains the medication naproxen (Aleve, Naprosyn, Anaprox, Naprelan) a drug used for the management of mild to moderate pain, fever, and inflammation. Article includes descriptions, uses, drug interactions, and side effects. Read more about naproxen (Aleve, Naprosyn, Anaprox, Naprelan). Prescription naproxen oral tablets can interact with other medications, vitamins, or herbs you may be taking. An interaction is when a substance changes the way a drug works. Most online pharmacies provide Naproxen 250, 275, 500 mg. Should you intend to purchase Naproxen online, first read tips on purchasing drugs online.