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What do systematic reviews say?

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Evidence found and GRADE certainty

7 questions · 7 findings · 1 reviews · Airways

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No studies found 4 · 57.1%GRADE not reported 0 · 0%Very low 0 · 0%Low 3 · 42.9%Moderate 0 · 0%High 0 · 0%

Bromhexine vs placebo

Frequency and duration of exacerbations · people with bronchiectasis

The review found no eligible studies for this question.

1 finding from 1 review

Bromhexine vs placebo

Hospital admissions · people with bronchiectasis

The review found no eligible studies for this question.

1 finding from 1 review

Bromhexine vs placebo

Adverse events · people with bronchiectasis

Bromhexine showed no clear difference in adverse events compared with placebo (low certainty).

1 finding from 1 review

Bromhexine vs placebo

Health‐related quality of life · people with bronchiectasis

The review found no eligible studies for this question.

1 finding from 1 review

Bromhexine vs placebo

Symptoms difficulty in expectoration · people with bronchiectasis

Bromhexine showed no clear difference in symptoms difficulty in expectoration compared with placebo (low certainty).

1 finding from 1 review

Bromhexine vs placebo

Deaths · people with bronchiectasis

The review found no eligible studies for this question.

1 finding from 1 review

Bromhexine vs placebo

Lung function (FEV₁) · people with bronchiectasis

Bromhexine showed no clear difference in lung function FEV1 compared with placebo (low certainty).

1 finding from 1 review