| Adverse event | Telaprevir (%) | Boceprevir (%) |
|---|---|---|
| Influenza-like illness | 61.8 | 64.7 |
| Tiredness | 85.3 | 82.4 |
| Mood disorders | 32.4 | 70.6 |
| Digestive disorders | 67.7 | 76.5 |
| Dermatological disorders | 70.6 | 52.9 |
| Hair lost | 5.9 | 17.7 |
| Non-productive cough | 8.8 | 29.4 |
| Itchy eyes | 0.0 | 5.9 |
| Oral disorders | 32.4 | 33.3 |
| Haemorrhoids | 64.7 | 0.0 |
| Tachycardia | 2.9 | 23.5 |
| Decreased libido | 2.9 | 11.8 |
| Oedema | 11.8 | 11.8 |
| Anaemia | 55.9 | 47.6 |
| Neutropenia | 17.7 | 11.8 |
| Thrombocytopenia | 14.7 | 5.9 |