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Capsaicin patch-emergent adverse events occurring in ≥5% of patients
| Adverse event, n (%) | Lidocaine (n = 61) | Tramadol (n = 61) |
|---|---|---|
| Any adverse event | 54 (88.5) | 49 (80.3) |
| Application-site pain | 37 (60.7) | 34 (55.7) |
| Erythema | 20 (32.8) | 19 (31.1) |
| Application-site erythema | 13 (21.3) | 10 (16.4) |
| Pain | 8 (13.1) | 5 (8.2) |
| Nausea | 4 (6.6) | 3 (4.9) |
