Research Article

Guizhi Fuling Capsule Exhibits Antidysmenorrhea Activity by Inhibition of Cyclooxygenase Activity

Figure 1

A representative HPLC chromatogram of GZFL capsule with UV detector set at 230 nm. The major components including paeoniflorin and paeonol were characterized by comparison with standards. The contents of paeoniflorin and paeonol in the batch used in this study were determined at 2.25% and 1.43%, respectively (6.97 mg and 4.43 mg in a 310 mg GZFL capsule).