Studies on Paliperidone in OROS Tablets: Extraction Procedure and Chromatographic Analysis

Table 3

Results of drug analysis obtained from precision determination in LC assay for paliperidone in extended-release OROS tablets.

	Mean area	Intra-day precision
		Label claim^a (%)	RSD (%)
Day 1	758709	101.25	0.30
Day 2	785177	104.21	0.45
Day 3	758951	100.79	0.59
Inter-day precision	767612.3^b	102.08^b	1.81

^aMean of six amounts, assayed in triplicate.
^bMean obtained from precision in different days.