Pharmacokinetic Interaction Study of Ketamine and Rhynchophylline in Rat Plasma by Ultra-Performance Liquid Chromatography Tandem Mass Spectrometry

Figure 3

Representative UPLC-MS/MS chromatograms: (a) blank plasma; (b) blank plasma spiked with ketamine, rhynchophylline, and carbamazepine (IS); (c) a rat plasma sample 2 h after intraperitoneal administration.

(a)

(b)

(c)