Answer
No. Colds and flu are viral, while azithromycin acts against susceptible bacteria. Unnecessary use encourages resistance.
Sources for this answer
- NHSNHS · NHS medicine guidance
- Azithromycin 250mg film-coated tablets — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.