Increases uveoscleral outflow of aqueous humor by relaxing the ciliary muscle, rapidly and potently reducing intraocular pressure
At a glance
Class
Prostaglandin F2-alpha analogue (ophthalmic)
Storage
Refrigerate unopened (2–8°C); once opened, store below 25°C and use within 4 weeks
Dosing
Primary glaucoma (emergency IOP reduction)
Duration: Long-term; 1 drop per affected eye
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
Absolute contraindications — do not use
Anterior lens luxation
May worsen lens displacement
Uveitis-associated glaucoma
Prostaglandins can worsen intraocular inflammation
Adverse effects
Common
Miosis
Conjunctival hyperemia
Mild ocular discomfort
Serious
Fibrin formation in anterior chamber
Breakdown of blood-aqueous barrier
Intraocular pressurePupil sizeSigns of uveitis
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.
FAQs
Frequently asked questions
›What is Latanoprost?
Latanoprost is a prostaglandin f2-alpha analogue (ophthalmic) used in pets. Increases uveoscleral outflow of aqueous humor by relaxing the ciliary muscle, rapidly and potently reducing intraocular pressure
›What is Latanoprost used for in pets?
Latanoprost is used in veterinary medicine for: Primary glaucoma (emergency IOP reduction).
›What is the Latanoprost dose for dogs?
For dogs, Latanoprost is typically dosed as follows — Primary glaucoma (emergency IOP reduction): 0 mg/kg Ophthalmic BID. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›What are the side effects of Latanoprost?
Common: Miosis, Conjunctival hyperemia, Mild ocular discomfort. Serious (call your vet immediately): Fibrin formation in anterior chamber, Breakdown of blood-aqueous barrier.
›Does Latanoprost need a prescription?
Yes. Latanoprost is a prescription medication and should only be administered under veterinary supervision.
›When should Latanoprost not be used?
Do not use Latanoprost if: Anterior lens luxation; Uveitis-associated glaucoma.
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