Adverse events (by preferred term) reported in more than one omeprazole participant
| Omeprazole (n=23) | Placebo (n=22) | |||
| n | % | n | % | |
| Lower respiratory tract infection | 6 | 26 | 3 | 14 |
| Vomiting | 2 | 9 | 4 | 18 |
| Urinary tract infection | 2 | 9 | 0 | 0 |
| Abdominal pain | 3 | 13 | 3 | 14 |
| Cough | 3 | 13 | 1 | 5 |