ExoticRx · exoticrx.com/drugs/azithromycin-ophthalmic
US brand names:AzaSite
Macrolide antibiotic that binds to the 50S ribosomal subunit, inhibiting bacterial protein synthesis. DuraSite delivery system provides sustained drug release on the ocular surface.
Broad-spectrum activity including Chlamydia. Anti-inflammatory properties in addition to antibacterial. May cause transient eye irritation.
Species references:All Cat (Domestic) drugsAll Dog (Domestic) drugs
Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.
A dog/cat sample is shown here. Cited dosing for all 2 species — reptiles, birds, pocket pets, livestock, and equine — is free on the per-species pages above. Pro adds the weight-based calculator for every species.
| Species | Route | Dose | Frequency | Evidence | Source |
|---|---|---|---|---|---|
| Dog (Domestic) | Ophthalmic | Anti-inflammatory properties in addition to antibiotic | 1 drop q12h x 2 days, then q24h x 5 days | Moderate | Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.1372 (2026-08-01). |
| Cat (Domestic) | Ophthalmic | Topical adjunct to systemic azithromycin for Chlamydia felis | 1 drop q12h x 2 days, then q24h x 12d | Weak | Gelatt KN, Veterinary Ophthalmology, 6th Ed |
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