Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews

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

Adverse effects: gastrointestinal upset · otherwise healthy adults and children with common cold symptoms

Antihistamine‐decongestant showed no clear difference in adverse effects: gastrointestinal upset compared with placebo (moderate certainty).

1 finding from 1 review

Oral antihistamine‐decongestant‐analgesic combinations for the common cold 2022 · Cochrane Headline outcomes only
OR 2.81 [0.64, 12.33]
2 studies · 296 participants
Moderate