PLA/HA-valsartan hydrogel scaffold | HA-valsartan hydrogel characterization | PLA/HA-valsartan hydrogel scaffold characterization | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
pH | Viscosity (MPa) | Gel index | Skin irritancy | Skin irritancy | % drug content | Kinetic model elaboration of valsartan release from scaffolds | ||||
Zero order (K0) | First order (Kf) | Higuchi (KH) | Korsmeyer-Peppas (Kk) | |||||||
VA | 5.67 ± 0.09 | 1200 ± 1.1 | 1.12 | Nil | Nil | 91.92 ± 0.76 | 0.964 | 0.812 | 0.996 | 0.976 |
VB | 5.66 ± 0.1 | 1099 ± 0.9 | 1.24 | Nil | Nil | 90.37 ± 1.16 | 0.980 | 0.904 | 0.998 | 0.998 |
VC | 5.68 ± 0.1 | 1150 ± 0.5 | 1.33 | Nil | Nil | 90.55 ± 1.09 | 0.970 | 0.874 | 0.997 | 0.995 |
VD | 5.83 ± 0.08 | 1210 ± 0.6 | 1.45 | Nil | Nil | – | – | – | – | – |