Simple Spectrophotometric Method for Determination of Paroxetine in Tablets Using 1,2-Naphthoquinone-4-Sulphonate as a Chromogenic Reagent

Table 3

Analysis of PRX in presence of common excipients by the proposed method.

Excipient	Recovery (%  ± SD)(a)
Starch (50)(b)	99.46±0.46
Glucose (10)	99.58±1.23
Lactose (10)	100.37±0.87
Acacia (10)	98.84±0.39
Talc (5)	101.53±1.02
MS(c)(10)	97.97±1.26
Average ± SD	99.63±1.23

(a)Values are mean of three determinations.
(b)Figures in parenthesis are the amounts in mg added per 20 mg of PRX.
(c)MS: Magnesium stearate.