UPLC-Tandem Mass Spectrometry Method for Simultaneous Determination of Fluoxetine, Risperidone, and Its Active Metabolite 9-Hydroxyrisperidone in Plasma: Application to Pharmacokinetics Study in Rats

Figure 2

Full scan positive ion mass spectra and the proposed fragmentation of (a) FLX, (b) RIS, (c) 9-OH-RIS, and (d) OLA (IS).

(a)

(b)

(c)

(d)