| Adverse effect |
Odds ratio; 95% CI; heterogeneity; N of studies, N of participants |
P value |
| Dry mouth |
OR 0.20, 95% CI 0.02 to 2.15; 1 study, 36 participants |
P = 0.18 |
| Extra‐pyramidal side effects |
OR 0.02, 95% CI 0.00 to 0.40; 1 study, 36 participants |
P = 0.01 |
| Headache |
OR 0.22, 95% CI 0.01 to 5.91; 1 study, 36 participants |
P = 0.37 |
| Indigestion |
OR 1.47, 95% CI 0.12 to 17.91; 1 study, 36 participants |
P = 0.76 |
| Insomnia |
OR 2.27, 95% CI 0.09 to 59.56; 1 study, 36 participants |
P = 0.62 |
| Sedation |
OR 0.14, 95% CI 0.01 to 1.39; 1 study, 36 participants |
P = 0.09 |
