Simultaneous determination of parecoxib sodium and its active metabolite valdecoxib in rat plasma by UPLC–MS/MS and its application to a pharmacokinetic study after intravenous and intramuscular administration
Title:
Simultaneous determination of parecoxib sodium and its active metabolite valdecoxib in rat plasma by UPLC–MS/MS and its application to a pharmacokinetic study after intravenous and intramuscular administration