LC-MS/MS Method for Rapid Quantification of Progesterone in Rabbit Plasma and Its Application in a Pharmacokinetic Study of the Transdermal Formulation

Table 1

Multiple reaction monitoring conditions of progesterone and progesterone-d9.

Analytes	Precursor ion (m/z)	Product ion (m/z)	Collision energy, eV
Progesterone	315.2	109^a	30
		97	26
Progesterone-d9	324.3	100^a	30
		113	22

^aQuantitative ion.