Findings

What do systematic reviews say?

5 questions · 7 findings · 2 reviews

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 2 · 28.6%Low 2 · 28.6%Moderate 3 · 42.9%High 0 · 0%

Betahistine vs placebo

Other adverse effects (yes or no) · patients with subjective idiopathic tinnitus

2 findings from 1 review

Betahistine for tinnitus 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 11 participants
Very low
Betahistine for tinnitus 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 41 participants
Moderate

Betahistine vs placebo (with concurrent medication)

Other adverse effects (yes or no) · patients with subjective idiopathic tinnitus

1 finding from 1 review

Betahistine for tinnitus 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 59 participants
Moderate

Betahistine vs placebo (with concurrent medication)

Significant adverse events · patients with subjective idiopathic tinnitus

1 finding from 1 review

Betahistine for tinnitus 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 59 participants
Low

Betahistine vs placebo

Significant adverse events · patients with subjective idiopathic tinnitus

2 findings from 1 review

Betahistine for tinnitus 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 11 participants
Very low
Betahistine for tinnitus 2018 · Cochrane Headline outcomes only
no estimate extracted
1 study · 41 participants
Moderate

Betahistine vs placebo

Proportion of patients with adverse effects№ of participants: 819(12 RCTs) · patients with symptoms of vertigo

Betahistine showed no clear difference in proportion of patients with adverse effects№ of participants: 819(12… compared with placebo (low certainty).

1 finding from 1 review

Betahistine for symptoms of vertigo 2016 · Cochrane Headline outcomes only
RR 1.03 [0.76, 1.4]
Studies not reported
Low