Research Article

A Validated RP-HPLC Method for the Estimation of Pizotifen in Pharmaceutical Dosage Form

Table 3

Results of Precision Study (Intraday).

SampleConc (PPM)Injection no.Peaks areaRSD (acceptance criteria 2.0)

Pizotifen25 ppm1152526.6
2151615.4
3152127.81.40
4153481.7
5150705.3
6156830.7