Research · Meta-analysis
Zinc acetate lozenges for treating the common cold: an individual patient data meta-analysis
What it found
Shortened colds by ~2.7 days (~33%) when started early at high dose.
- Design
- Meta-analysis
- Year
- 2017
- Sample size
- 199
- Population
- adults with colds
- Intervention
- zinc acetate lozenges
- Outcome
- cold duration
- Journal
- British Journal of Clinical Pharmacology
Citation last checked 2026-06-21.