White to off-white lyophilized cake/powder.
After reconstitution: Colorless, transparent solution.
Each vial contains 40 mg parecoxib (present as 42.36 mg parecoxib sodium) for reconstitution with 2 mL of solvent.
After reconstitution, the final concentration of parecoxib is 20 mg/mL.
When reconstituted in sodium chloride 9 mg/mL (0.9%) solution, Parestat contains approximately 0.45 mEq of sodium per vial.
Excipients/Inactive Ingredients: Dibasic sodium phosphate, Phosphoric acid, Sodium hydroxide, Water for injection, Nitrogen.