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. 2012 Oct 27;13(4):1502–1510. doi: 10.1208/s12249-012-9871-7

Table IV.

Stability Study of Optimized Niosomal (F3c) and Ethosomal (E5) Dispersions

S. No. Formulation Time (in months) Vesicular sizea (nm) % drug retaineda
2–8°C 30 ± 2°C 2–8°C 30 ± 2°C
1 F3c dispersion 0 105.76 ± 1.24 105.76 ± 1.24 100 100
2 1 109.24 ± 2.16 138.18 ± 3.75 96.23 ± 0.458 54.43 ± 0.538
3 2 115.31 ± 1.87 186.51 ± 2.66 91.18 ± 0.759 39.32 ± 0.346
4 E5 dispersion 0 113.3 ± 5.43 113.3 ± 5.43 100 100
5 1 143.6 ± 1.09 198.72 ± 2.13 85.79 ± 2.983 43.12 ± 5.789
6 2 178.2 ± 6.83 301.68 ± 7.69 69.52 ± 4.191 23.73 ± 2.443

aValues represented as mean ± SD (n = 3)