Aceclofenac is a non-steroidal anti-inflammatory drug (NSAID). Aceclofenac is marketed by Intas Pharmaceuticals, Ltd., under the brand name Hifenac in various forms. Aceclofenac is marketed by Kaptab Pharmaceuticals under the brand name Cincofen.Aceclofenac is marketed by fast growing pharmaceutical companies in india Philix Pharmaceuticals under the brand name ACEPHIL. Aceclofenac is also marketed by Saharsh Biologicals as Nacsiv. In Pakistan it is marketed as Acenac . In Bangladesh it is marketed as TERNILLA by Healthcare Pharmaceuticals Ltd. Rephco Pharmaceuticals Limited also markets aceclofenac under the brand name "RAPIDOR". Aceclofenac has higher anti-inflammatory action than conventional NSAIDs. It is a cytokine inhibitor. Aceclofenac works by blocking the action of a substance in the body called cyclo-oxygenase.