Inhibits bacterial DNA gyrase and topoisomerase IV, preventing DNA replication; broad-spectrum activity against ocular pathogens
At a glance
Class
Fluoroquinolone antibiotic (ophthalmic)
Storage
Store below 25°C, protect from light
Dosing
Bacterial conjunctivitis / Corneal ulcer (superficial, non-melting)
Frequency
QID (q4–6h); hourly for first 24–48h in severe ulcers
Duration: 7–14 days; continue 48h past resolution
Bacterial conjunctivitis / Secondary bacterial infection
Duration: 7–14 days
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
Fluoroquinolone hypersensitivity
Fungal or viral keratitis
Antibiotic may delay diagnosis
Adverse effects
Common
Transient ocular stinging
White corneal precipitate (crystalline deposits)
Serious
Corneal toxicity (rare with prolonged use)
Clinical responseFluorescein stainingCorneal health
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 Ciprofloxacin (Ophthalmic)?
Ciprofloxacin (Ophthalmic) is a fluoroquinolone antibiotic (ophthalmic) used in pets. Inhibits bacterial DNA gyrase and topoisomerase IV, preventing DNA replication; broad-spectrum activity against ocular pathogens
›What is Ciprofloxacin (Ophthalmic) used for in pets?
Ciprofloxacin (Ophthalmic) is used in veterinary medicine for: Bacterial conjunctivitis / Corneal ulcer (superficial, non-melting); Bacterial conjunctivitis / Secondary bacterial infection.
›What is the Ciprofloxacin (Ophthalmic) dose for dogs?
For dogs, Ciprofloxacin (Ophthalmic) is typically dosed as follows — Bacterial conjunctivitis / Corneal ulcer (superficial, non-melting): 0 mg/kg Ophthalmic QID (q4–6h); hourly for first 24–48h in severe ulcers. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›What is the Ciprofloxacin (Ophthalmic) dose for cats?
For cats, Ciprofloxacin (Ophthalmic) is typically dosed as follows — Bacterial conjunctivitis / Secondary bacterial infection: 0 mg/kg Ophthalmic QID. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›What are the side effects of Ciprofloxacin (Ophthalmic)?
Common: Transient ocular stinging, White corneal precipitate (crystalline deposits). Serious (call your vet immediately): Corneal toxicity (rare with prolonged use).
›Does Ciprofloxacin (Ophthalmic) need a prescription?
Yes. Ciprofloxacin (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