Research Article

Herb-Drug Interaction: Application of a UPLC-MS/MS Method to Determine the Effect of Polygonum capitatum Extract on the Tissue Distribution and Excretion of Levofloxacin in Rats

Figure 1

Typical chromatograms. (a) Blank tissue homogenate; (b) blank tissue homogenate spiked with LVFX and IS; (c) rat tissue homogenate collected at 30 min after oral administration of LVFX. (1) LVFX; (2) puerarin.
(a)
(b)
(c)