Proxen 500mg is a prescription medication containing Naproxen as the active ingredient. It comes in a package of 20 film-coated tablets and functions as an antirheumatic, anti-inflammatory, and analgesic medication. The active substance in this medication is Naproxen 500mg per tablet. This medication is manufactured by STADA and comes in film-coated tablet form. As with all prescription medications, this should only be taken under the direction and supervision of a healthcare provider.