. Author manuscript; available in PMC: 2019 Aug 1.

Published in final edited form as: Ther Drug Monit. 2018 Aug;40(4):469–476. doi: 10.1097/FTD.0000000000000516

Table 1.

U-HPLC-MS/MS characteristics per analyte

Analyte	Elution time (min)	Monitored transitions (m/z)	Cone (V)	Collision (V)

Gabapentin	0.94	172 → 154	29	15
Gabapentin-D₁₀	0.92	182 → 147	29	15
Lamotrigine	1.36	256 → 43	55	33
Lamotrigine-¹³C,¹⁵N₄	1.36	261 → 48	55	33
Levetiracetam	0.94	171 → 69	17	31
Levetiracetam-D₆	0.92	177 → 69	17	31
MHD	1.68	255 → 194	25	20
MHD-¹³C₆	1.68	261 → 200	25	20
Zonisamide	1.2	213 → 132	27	15
Zonisamide-¹³C₆	1.2	219 → 138	27	15