Validated HPTLC Method for Simultaneous Analysis of Pyrimethamine and Sulphadoxine in Pharmaceutical Dosage Forms

Table 3

Accuracy studies of PYR and SUL (𝑛=3).

Drug	Initial amount (mg)	Fortified amount (mg)	Total amount (mg)	Recovery (%)	RSD (%)
PYR	25	25	50	100.73	0.62
		50	75	99.32	0.42
		100	125	98.12	1.32
SUL	500	25	525	98.62	0.13
		50	550	101.24	0.73
		100	600	99.71	1.12

PYR: pyrimethamine; SUL: sulphadoxine.