Determination of Celecoxib, Rofecoxib, Sodium Diclofenac and Niflumic Acid in Human Serum Samples by HPLC with DAD Detection

Abstract  A reverse-phase high-performance liquid chromatographic method has been developed for the separation and simultaneous determination of two COX-2 inhibitors, celecoxib and rofecoxib, in addition to two well-known non-steroidal a