Utility of Charge Transfer and Ion-Pair Complexation for Spectrophotometric Determination of Eletriptan Hydrobromide in Pure and Dosage Forms

Table 5

Determination of the studied drugs in Relpax tablets (40 mg ELT per tablet).

	Reported methods [12]	Recovery^a  ± RSD %
		Quinz	ARS	Mo(V)-thiocyanate
𝑋± SD	100.03±0.92	99.62±0.643	99.87±0.602	99.91±0.652
t ^b		0.82	0.33	2.22
F ^b		2.05	2.34	1.99

aAverage of six determinations.
bThe theoretical values of  𝑡  and 𝐹 are 2.57 and 5.05, respectively, at confidence limit at 95% confidence level and five degrees of freedom (P = 0.05).