Oct 9, - & mg Enteric-Coated Tablet NAPROSYN® is a registered trade-mark of Syntex Pharmaceuticals .. Keep out of reach of children. Find patient medical information for Naprosyn Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Naprosyn Oral tablet mg Drug Medication Dosage information. Learn about the Store at room temperature (between 59 to 86 degrees F). Naprosyn mg.
Aug 7, - This medicine is not recommended for use in patients with any bleeding disorder or a Major & minor side effects for Naprosyn Mg Tablet. Side Effects. Upset stomach, nausea, heartburn, headache, drowsiness, or dizziness may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly. NHS medicines information on naproxen - what it's used for, side effects, dosage and who The doctor will use your child's weight to work out the right dose.Who can and can't take · Side effects · How to cope with side effects.