Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

249 questions · 257 findings · 31 reviews

No studies found 52 · 20.2%GRADE not reported 5 · 1.9%Very low 81 · 31.5%Low 77 · 30%Moderate 34 · 13.2%High 8 · 3.1%

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