The chemical Parecoxib Sodium has a designated molecular formula of C19H17N2NaO4S and a molecular weight of 392.405 g/mol. Synonyms may include: SC 69124A, UNII-EB87433V6F, Dynastat, Rayzon (ChemID). Parecoxib Sodium has been assigned a MeSH pharmacological action of: Cyclooxygenase 2 Inhibitor.