Table 4.
Effect of various kinetic models on drug release.
| Formulation code | Effect of various kinetic models on drug release | |||||
|---|---|---|---|---|---|---|
| Zero-Order | First-Order | Higuchi matrix | Korsmeyer-Peppas | Korsmeyer-Peppas | ||
| n-values | k-values | |||||
| F1 | 0.9117 | 0.9114 | 0.9124 | 0.9762 | 0.7248 | 2.7889 |
| F2 | 0.9209 | 0.9174 | 0.9113 | 0.9801 | 0.7456 | 2.6783 |
| F3 | 0.9392 | 0.9221 | 0.9108 | 0.9840 | 0.7515 | 2.4240 |
| F4 | 0.9474 | 0.9329 | 0.9103 | 0.9950 | 0.7711 | 2.0693 |
| F5 | 0.9521 | 0.9830 | 0.9097 | 0.9257 | 0.7764 | 1.9066 |
| F6 | 0.9399 | 0.9803 | 0.9082 | 0.9291 | 0.6535 | 2.0130 |
| F7 | 0.9372 | 0.9811 | 0.9088 | 0.9262 | 0.5449 | 2.1643 |
| F8 | 0.9278 | 0.9801 | 0.9076 | 0.9217 | 0.5523 | 2.2625 |
| F9 | 0.9129 | 0.9475 | 0.9702 | 0.9148 | 0.6482 | 2.4075 |
| F10 | 0.9007 | 0.9568 | 0.9720 | 0.9115 | 0.7361 | 2.6019 |
| F11 | 0.9826 | 0.9624 | 0.9842 | 0.9162 | 0.8704 | 2.8220 |
| F12 | 0.9846 | 0.9700 | 0.9868 | 0.9153 | 0.8788 | 2.6173 |
All the results show S.D. n = 3; n: diffusion exponent (slope) related to mechanism of drug release, according to equation Mt/M = K tn, and r: regression coefficient.