Table 5.

Albendazole sulphoxide (ABZSO), albendazole sulphone (ABZSO₂), and albendazole (ABZ) stability determined in human saliva under different conditions.

Matrix	Condition	Concentration(µg/mL)	ABZSO	ABZSO2	ABZ
			%CV
Saliva	Freeze/thaw cycles (3x)	0.05	8.93	6.86	7.33
		0.5	12.2	11.5	12.1
		2	5.17	5.06	10.2
	4 °C, 45 days	0.05	10.7	17.9	41.0
		0.5	10.3	15.1	31.4
		2	4.88	10.2	14.5
	− 20 °C,45 days	0.05	15.3	16.2	23.2
		0.5	11.4	19.9	31.5
		2	4.94	11.6	11.4
DBS	rt, 45 days	0.2	9.09	17.5	12.5
		0.6	16.5	9.27	11.2
		2	16.9	10.9	18.8

rt: room temperature.