Each tablet of ETORICOXIB (ARCOXIA) for oral administration contains either 30, 60, 90 or 120 mg of etoricoxib.
ETORICOXIB (ARCOXIA) is a member of a class of arthritis/analgesia medications called Coxibs. ETORICOXIB (ARCOXIA) is a highly selective inhibitor of cyclooxygenase-2 (COX-2).
ETORICOXIB (ARCOXIA) tablets contain etoricoxib, which is described chemically as 5-chloro-6'-methyl-3-[4-(methylsulfonyl)phenyl]-2,3'-bipyridine. The empirical formula is C18H15CIN2O2S. The molecular weight is 358.84.
Etoricoxib is a white to off-white powder. Etoricoxib is freely soluble in methanol, tetrahydrofuran, dimethyl sulfoxide, methyl ethyl ketone, dimethyl formamide, and chloroform. Etoricoxib is soluble in isopropyl acetate, ethanol and toluene, sparingly soluble in 2-propanol, and practically insoluble in water.