It is very uncertain whether antidepressant changes adverse effects during antidepressant treatment period (0‐12 weeks) compared with placebo (very low certainty).
Vigabatrin showed no clear difference in adverse effects: nystagmus Duration of treatment (range): 16–18 weeks compared with placebo (low certainty).
It is very uncertain whether TNF‐α blockers intervention changes adverse effects after treatment initiation: cutaneous reactions (rash) compared with placebo or additional treatment (very low certainty).
It is very uncertain whether vigabatrin changes adverse effects: abnormal vision Duration of treatment (range): 8–36… compared with placebo (very low certainty).
Primary treatment with intravenous immunoglobulin (IVIG) showed no clear difference in incidence of any adverse effects after treatment initiation (up to 3… compared with prednisolone (low certainty).
The review found no eligible studies for this question.
VIDEO GAMES (COMMERCIAL NON‐EXERGAMES) (plus standard care) showed no clear difference in adverse effects*: leaving the study early ‐ did not leave ‐ by end… compared with COGNITIVE REMEDIATION (plus standard care) (low certainty).
It is very uncertain whether benzoyl peroxide changes withdrawal due to adverse effects (medium‐term data) Treatment… compared with erythromycin (very low certainty).
It is very uncertain whether lamotrigine changes any reported adverse effects up to 12 weeks after starting treatment… compared with placebo (very low certainty).
It is very uncertain whether BENZODIAZEPINES changes leaving the study early due to adverse effects (overall tolerability… compared with ANTIPSYCHOTICS (very low certainty).
It is very uncertain whether TNF‐α blockers intervention changes adverse effects after treatment initiation: cutaneous reactions… compared with placebo or additional treatment (very low certainty).
Vigabatrin may leads to higher adverse effects: dizziness/light‐headedness Duration of treatment… compared with placebo (low certainty).
It is very uncertain whether primary treatment with intravenous immunoglobulin (IVIG) changes incidence of any adverse effects after treatment initiation (from 30… compared with acetylsalicylic acid (ASA) (very low certainty).
It is very uncertain whether ADJUNCTIVE BENZODIAZEPINES + ANTIPSYCHOTICS changes leaving the study early due to adverse effects (overall tolerability… compared with PLACEBO/NO ADJUNCTIVE TREATMENT + ANTIPSYCHOTICS (very low certainty).
Antibiotic therapy showed no clear difference in treatment harms (adverse events or side effects associated with… compared with placebo compared to placebo (low certainty).
Benzoyl peroxide may leads to higher withdrawal due to adverse effects (long‐term data) Treatment… compared with placebo or no treatment (low certainty).