Adverse events during the follow up period
| Ciprofloxacin group (n=36) | Placebo group (n=35) | p Value | |
| Abdominal | 14 | 8 | NS |
| Infections | 11 | 14 | NS |
| Bacterial | 1 | 6 | <0.05 |
| Viral | 8 | 5 | NS |
| Other infections | 2 | 3 | NS |
| Nervous system | 5 | 2 | NS |
| Skin reactions | 3 | 4 | NS |
| Miscellaneous | 7 | 6 | NS |
| Total | 40 | 34 | |
| Patients with adverse events | 22 | 19 | NS |