SPL Set ID: e0f430fd-4511-41c8-b5e9-894abe4f3c37
1 drug(s) with this SPL Set ID
Naproxen tablets, USP are nonsteroidal anti-inflammatory drugs available as follows: Naproxen tablets, USP are available as yellow tablets containing 250 mg, 375 mg and 500 mg of naproxen USP for oral administration. Naproxen is a propionic acid derivative related to the arylacetic acid group of nonsteroidal anti-inflammatory drugs. The chemical name for naproxen is (S)-6-methoxy-α-methyl-2-naphthaleneacetic acid. It has the following structural formula: Naproxen has a molecular weight of 230.26 and a molecular formula of C 14 H 14 O 3 . Naproxen USP is a white to off-white, practically odorless, crystalline powder. It is lipid-soluble, practically insoluble in water at low pH and freely soluble in water at high pH. The octanol/water partition coefficient of naproxen at pH 7.4 is 1.6 to 1.8. The inactive ingredients in naproxen tablets include: corn starch, ferric oxide, lactose monohydrate, magnesium stearate, povidone, and sodium starch glycolate.