It is very uncertain whether probiotics changes adverse events leading to withdrawal compared with placebo (very low certainty).
Antifibrinolytic therapy (tranexamic acid or epsilon aminocaproic… showed no clear difference in side effects or other adverse events compared with placebo, no intervention or usual care (with or without placebo) (low certainty).
Two infusions of natalizumab (300 mg or 3 mg/kg) showed no clear difference in serious adverse events up to week 12 compared with placebo (low certainty).
Two infusions of natalizumab (6 mg/kg) showed no clear difference in serious adverse events up to week 12 compared with placebo (low certainty).
Three infusions of natalizumab (300 mg) showed no clear difference in serious adverse events up to week 12 compared with placebo (low certainty).
Three infusions of natalizumab (300 mg) and two infusions of… showed no clear difference in serious adverse events up to week 10 compared with placebo and two infusions of infliximab (low certainty).
One infusion of natalizumab (300 mg or 3 mg/kg) showed no clear difference in serious adverse events up to week 12 compared with placebo (low certainty).
Tricyclic antidepressants showed no clear difference in adverse events (at 4, 6 or 12 weeks) compared with placebo (low certainty).
Magnesium citrate may leads to higher risk of adverse events: Loose stools compared with placebo (low certainty).
The review found no eligible studies for this question.
Cetirizine 10 to 20 mg showed no clear difference in adverse events leading to withdrawal compared with placebo (low certainty).
Alteplase may leads to higher serious adverse events compared with urokinase (low certainty).
Streptokinase showed no clear difference in serious adverse events compared with urokinase (low certainty).
It is very uncertain whether lactulose changes serious adverse events compared with lactitol (very low certainty).
Summary of findings ‐ Erector spinae plane block showed no clear difference in rates of block‐related adverse events compared with placebo block (low certainty).
The review found no eligible studies for this question.
It is very uncertain whether summary of findings table ‐ Antibiotics changes adverse events considered non‐serious compared with placebo or no intervention (very low certainty).
The review found no eligible studies for this question.