Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

204 questions · 212 findings · 23 reviews

No studies found 49 · 23.1%GRADE not reported 3 · 1.4%Very low 70 · 33%Low 63 · 29.7%Moderate 25 · 11.8%High 2 · 0.9%

Tricyclic antidepressants vs placebo

Adverse events (at 4, 6 or 12 weeks) · adults with insomnia

Tricyclic antidepressants showed no clear difference in adverse events (at 4, 6 or 12 weeks) compared with placebo (low certainty).

1 finding from 1 review