A Validated Volumetric Absorptive Microsampling-Liquid Chromatography Tandem Mass Spectrometry Method to Quantify Doxycycline Levels in Urine: An Application to Monitor the Malaria Chemoprophylaxis Compliance

Table 1

Detection parameters of doxycycline and tetracycline.

Compound	Precursor (Da)	Dwell time (ms)	DP (V)	EP (V)	Quantifier			Qualifier
					Product ion (Da)	CE (V)	CXP (V)	Production (Da)	CE (V)	CXP (V)
Doxycycline	[M+H] + 445.3	80.0	76	7	428.1	23	10	410.1	33	9
Tetracycline			57	11	427.1	20	5	410.1	25	9