Adverse events.
| Probiotic, n = 32 | Placebo, n = 31 | |
|---|---|---|
| Any adverse event (%) | 14 (43.8) | 12 (38.7) |
| Serious adverse event | 0 | 0 |
| Change in bowel habit | 7 | 6 |
| Increased flatus | 2 | 3 |
| Nausea | 4 | 1 |
| Abdominal pain | 2 | 1 |
| Flu-like illness | 1 | 2 |
| Headache | 1 | 1 |
| Diarrhea and vomiting | 1 | 1 |
| Cold/upper respiratory tract infection | 1 | 0 |
| Bloating | 0 | 1 |
| Reflux | 1 | 0 |
| Vertigo | 0 | 1 |