White Pepper and Piperine Have Different Effects on Pharmacokinetics of Puerarin in Rats
Figure 1
Typical chromatograms of (a) blank plasma sample; (b) blank plasma spiked with puerarin (1) and internal standard (2); (c) plasma sample from a rat at 10 min after an oral administration of 400 mg/kg puerarin; and (d) plasma sample from a rat at 10 min after an intravenous administration of 40 mg/kg puerarin.
