Bactericidal aminoglycoside binding 30S ribosomal subunit. Excellent gram-negative spectrum including Pseudomonas. Better anti-Pseudomonal activity than gentamicin ophthalmic. TobraDex combination adds anti-inflammatory dexamethasone.
At a glance
Class
Ophthalmic Aminoglycoside Antibiotic
Storage
Store at room temperature; TobraDex suspension — shake well
Dosing
Used for bacterial conjunctivitis and keratitis
Educational reference only
This information is provided for educational purposes and is not a substitute for professional veterinary advice, diagnosis, or treatment. Always consult a qualified veterinarian before administering any medication to your pet.
Find a vet near you →Safety
Clinical responseIOP (TobraDex)Corneal fluorescein stain before TobraDex use
Educational reference only
This information is provided for educational purposes and is not a substitute for professional veterinary advice, diagnosis, or treatment. Always consult a qualified veterinarian before administering any medication to your pet.
Find a vet near you →Interactions
No documented interactions.
Brands
Other markets
TobraDex (with dexamethasone)
FAQs
Frequently asked questions
›What is Tobramycin Ophthalmic?
Tobramycin Ophthalmic is a ophthalmic aminoglycoside antibiotic used in pets. Bactericidal aminoglycoside binding 30S ribosomal subunit. Excellent gram-negative spectrum including Pseudomonas. Better anti-Pseudomonal activity than gentamicin ophthalmic. TobraDex combination adds anti-inflammatory dexamethasone.
›What is Tobramycin Ophthalmic used for in pets?
Tobramycin Ophthalmic is used in veterinary medicine for: Used for bacterial conjunctivitis and keratitis; Same as dogs.
›What is the Tobramycin Ophthalmic dose for dogs?
For dogs, Tobramycin Ophthalmic is typically dosed as follows — Used for bacterial conjunctivitis and keratitis: undefined undefined Ophthalmic q1–6h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›What is the Tobramycin Ophthalmic dose for cats?
For cats, Tobramycin Ophthalmic is typically dosed as follows — Same as dogs: undefined undefined Ophthalmic q4–6h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›Does Tobramycin Ophthalmic need a prescription?
Yes. Tobramycin Ophthalmic is a prescription medication and should only be administered under veterinary supervision.
Educational reference only
This information is provided for educational purposes and is not a substitute for professional veterinary advice, diagnosis, or treatment. Always consult a qualified veterinarian before administering any medication to your pet.
Find a vet near you →References
References
The PetCare.AI drug reference is built from 13 authoritative sources cited across 580 drug monographs.
Textbooks & handbooks — 5
- Plumb's Veterinary Drug Handbook
- Withrow & MacEwen's Small Animal Clinical Oncology
- Merck Veterinary Manual
- NRC Nutrient Requirements of Dogs and Cats
- Veterinary Pharmacology and Therapeutics (Riviere & Papich)
Clinical guidelines & consensus — 4
- ASPCA Animal Poison Control Center Guidelines
- AAHA Diabetes Management Guidelines
- ASPCA Poison Control Guidelines
- RECOVER CPR Guidelines
Journals & peer-reviewed studies — 2
- EPIC Study (J Vet Intern Med 2016)
- JVIM FAT CAT Study
Regulatory & approvals — 1
- CDSCO Veterinary Drug Approval Registry (1969–2026)
Databases — 1
- Washington State University VCPL MDR1 Database