Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

493 questions · 506 findings · 45 reviews

No studies found 137 · 27.1%GRADE not reported 26 · 5.1%Very low 101 · 20%Low 135 · 26.7%Moderate 78 · 15.4%High 29 · 5.7%

Summary of findings for all doses of nasal decongestant vs placebo

Primary outcome: subjective symptom score (mean) ‐ 3 hours after dosing · adult patients with the common cold
3 findings from 1 review

Summary of findings for multi‐dose nasal decongestant vs placebo

Primary outcome: subjective symptom score (mean) ‐ 3 hours after dosing · adult patients with the common cold
3 findings from 1 review