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Characteristics of poly-lactic-co-glycolic acid (PLGA)-based microspheres
| Microsphere drug content (w/w)a | n | Diameter (µm) b | Drug content (%) b, c |
|---|---|---|---|
| Lidocaine 10% | 4 | 47.5 ± 13.9 | 10.0 ± 2.4 |
| Bupivacaine 10% | 4 | 49.2 ± 14.4 | 13.4 ± 2.1 |
| Lidocaine 50% | 4 | 65.2 ± 20.7 | 54.0 ± 3.0 |
| Bupivacaine 50% | 5 | 57.8 ± 16.3 | 51.7 ± 3.7 |
Theoretical
Values are means ± standard deviations
Measured
