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Viscosity values and mucoadhesive index for HA 0.15% (w/v) and HA 0.30% (w/v) in absence and presence of mucin 5% (w/w) (mean ± SD, n = 3).
| Formulations | Viscosity (mPa·s) | Mucoadhesive Index (%) |
|---|---|---|
| HA 0.15% | 6.8 ± 0.1 | - |
| HA 0.30% | 71.2 ± 4.1 | - |
| Mucin 5% | 25.0 ± 0.6 | - |
| Mucin 5% + HA 0.15% | 53.2 ± 1.1 * | 298.07 ± 19.90 * |
| Mucin 5% + HA 0.30% | 382.2 ± 0.4 * | 67.44 ± 6.24 * |
* Significant statistical differences between both formulations (p < 0.05).
