Topical carbonic anhydrase II inhibitor that reduces aqueous humor production by the ciliary body. Lowers IOP without affecting pupil size or accommodation. Often combined with timolol (Cosopt) for additive effect.
At a glance
Class
Ophthalmic Carbonic Anhydrase Inhibitor
Storage
Store at room temperature; discard 28 days after opening
Dosing
First-line chronic glaucoma therapy
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
IOP measurement q2–4 weeks initiallyOcular surface toleranceHeart rate (Cosopt — timolol)
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
Cosopt (with timolol)
Merck
FAQs
Frequently asked questions
›What is Dorzolamide Ophthalmic?
Dorzolamide Ophthalmic is a ophthalmic carbonic anhydrase inhibitor used in pets. Topical carbonic anhydrase II inhibitor that reduces aqueous humor production by the ciliary body. Lowers IOP without affecting pupil size or accommodation. Often combined with timolol (Cosopt) for additive effect.
›What is Dorzolamide Ophthalmic used for in pets?
Dorzolamide Ophthalmic is used in veterinary medicine for: First-line chronic glaucoma therapy; Used for feline glaucoma.
›What is the Dorzolamide Ophthalmic dose for dogs?
For dogs, Dorzolamide Ophthalmic is typically dosed as follows — First-line chronic glaucoma therapy: undefined undefined Ophthalmic q8–12h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›What is the Dorzolamide Ophthalmic dose for cats?
For cats, Dorzolamide Ophthalmic is typically dosed as follows — Used for feline glaucoma: undefined undefined Ophthalmic q8–12h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›Does Dorzolamide Ophthalmic need a prescription?
Yes. Dorzolamide 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