DICLOFENAC HAS SHOWN ANTI-INFLAMMATORY, ANALGESIC, AND ANTIPYRETIC ACTIVITY. AS WITH OTHER NSAIDS, ITS MODE OF ACTION IS NOT KNOWN; ITS ABILITY TO INHIBIT PROSTAGLANDIN SYNTHESIS, HOWEVER, MAY BE INVOLVED IN ITS ANTI-INFLAMMATORY ACTIVITY, AS WELL AS CONTRIBUTE TO ITS EFFICACY IN RELIEVING PAIN ASSOCIATED WITH INFLAMMATION.