Research Article
Obtaining of Sol-Gel Ketorolac-Silica Nanoparticles: Characterization and Drug Release Kinetics
Table 3
Drug release rates calculated for the different mathematical models.
| Mathematical model | Ketorolac SiO2 1 : 4 | Ketorolac SiO2 1 : 8 |
| Zero-order [%/h] | 30.51 | 0.09563 | First-order [h] | 3.057 | 0.00677 | Higuchi [%] | 72.97 | 1.69 | Hixon-Crowell [h−1] | 0.5364 | 0.0081 | Hyperbola [%/h] | 176.62 | 88.01 |
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