Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews · Airways

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 1 · 100%High 0 · 0%

Participants with no exacerbations in study period · chronic bronchitis or COPD

Mucolytic probably leads to higher participants with no exacerbations in study period compared with placebo (moderate certainty).

1 finding from 1 review

Mucolytic agents versus placebo for chronic bronchitis or chronic obstructive pulmonary disease 2019 · Cochrane Headline outcomes only
Peto OR 1.73 [1.56, 1.91]
28 studies · 6723 participants
Moderate