Etoricoxib selectively inhibited COX-2 in human whole blood assays in vitro, with an IC50 value of 1.1 0.1 M for COX-2 (LPS-induced prostaglandin E2 synthesis), compared with an IC50 value of 116 8 M for COX-1 (serum thromboxane B2 generation after clotting of the blood).
For research use only. We do not sell to patients.