Figure 4
From: Repositioning of Omarigliptin as a once-weekly intranasal Anti-parkinsonian Agent

Multiple reaction monitoring (MRM) chromatogram of omarigliptin (m/z = 399.1 to 153.0), trelagliptin (m/z = 358.2 to 134.1) and alogliptin (internal standard, m/z = 340.2 to 116.1): (a) zero plasma spiked with internal standard; (b) plasma sample spiked with the three drugs at their lower limit of quantitation (LLOQ).