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Adverse events reported in the studied population.
| Botx-A (n=20) | Placebo (n=18) | |
|---|---|---|
| Adverse events (total) | 9 (45.0%) | 7 (38.8%) |
| Pain in injected points | 6 (30.0%) | 2 (11.1%) |
| Burning sensation in injected points | 4 (20.0%) | 2 (11.1%) |
| Headache after injection | 2 (10.0%) | 1 (5.5%) |
