Table 12.

Stability study data of NS based gel formulation

Stability testing conditions	Sampling interval (months)	Physical appearance	% Drug content of NS based gel formulation*
25 °C /60 ± 5% RH	0	No change	91.87 ± 0.32
	3	No change	90.18 ± 0.21
	6	No change	89.21 ± 0.35
30 °C /60 ± 5% RH	0	No change	91.87 ± 0.32
	3	No change	89.67 ± 0.52
	6	No change	88.75 ± 0.28
40 °C /75 ± 5% RH	0	No change	91.87 ± 0.32
	3	No change	88.92 ± 0.64
	6	No change	88.11 ± 0.52

*Mean ± SD, n = 3