Short-acting muscarinic receptor antagonist causing rapid mydriasis (15–20 min) and mild cycloplegia. Shortest duration of any mydriatic (4–8h in dogs, 6–12h in cats) — ideal for diagnostic fundoscopy.
At a glance
Class
Ophthalmic Short-Acting Mydriatic / Cycloplegic
Storage
Store at room temperature, protect from light
Dosing
Preferred mydriatic for routine fundoscopy — fastest onset and shortest duration
Frequency
Single application for diagnostic mydriasis
Same diagnostic use
Frequency
Single application
Safety
Pupil dilation adequacyIOP (in glaucoma suspects)
Interactions
No documented interactions.
FAQs
Frequently asked questions
›What is Tropicamide Ophthalmic?
Tropicamide Ophthalmic is a ophthalmic short-acting mydriatic / cycloplegic used in pets. Short-acting muscarinic receptor antagonist causing rapid mydriasis (15–20 min) and mild cycloplegia. Shortest duration of any mydriatic (4–8h in dogs, 6–12h in cats) — ideal for diagnostic fundoscopy.
›What is Tropicamide Ophthalmic used for in pets?
Tropicamide Ophthalmic is used in veterinary medicine for: Preferred mydriatic for routine fundoscopy — fastest onset and shortest duration; Same diagnostic use.
›What is the Tropicamide Ophthalmic dose for dogs?
For dogs, Tropicamide Ophthalmic is typically dosed as follows — Preferred mydriatic for routine fundoscopy — fastest onset and shortest duration: undefined undefined Ophthalmic Single application for diagnostic mydriasis. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›What is the Tropicamide Ophthalmic dose for cats?
For cats, Tropicamide Ophthalmic is typically dosed as follows — Same diagnostic use: undefined undefined Ophthalmic Single application. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›Does Tropicamide Ophthalmic need a prescription?
Yes. Tropicamide Ophthalmic is a prescription medication and should only be administered under veterinary supervision.
References
References
Textbooks & handbooks
- Plumb, D.C. Plumb's Veterinary Drug Handbook. 10th ed., Wiley-Blackwell, 2023.
- Vail, D.M., Thamm, D.H., & Liptak, J.M. (eds.). Withrow & MacEwen's Small Animal Clinical Oncology. 6th ed., Saunders/Elsevier, 2020.
- Riviere, J.E., & Papich, M.G. (eds.). Veterinary Pharmacology and Therapeutics. 10th ed., Wiley-Blackwell, 2018.
- National Research Council. Nutrient Requirements of Dogs and Cats. National Academies Press, Washington DC, 2006.
- The Merck Veterinary Manual. Merck & Co., Online edition. https://www.merckvetmanual.com/
Clinical guidelines & consensus
- Fletcher, D.J., Boller, M., Brainard, B.M., et al. "RECOVER Evidence and Knowledge Gap Analysis on Veterinary CPR." Journal of Veterinary Emergency and Critical Care, 2012;22(S1):S102–S131.
- American Animal Hospital Association. 2018 AAHA Diabetes Management Guidelines for Dogs and Cats. AAHA Press.
Journals & peer-reviewed studies
- Hogan, D.F., Fox, P.R., Jacob, K., et al. "Secondary prevention of cardiogenic arterial thromboembolism in the cat: The FAT CAT study." Journal of Veterinary Cardiology, 2015;17(Suppl 1):S306–S317.
- Boswood, A., Häggström, J., Gordon, S.G., et al. "Effect of Pimobendan in Dogs with Preclinical Myxomatous Mitral Valve Disease and Cardiomegaly: The EPIC Study — A Randomized Clinical Trial." Journal of Veterinary Internal Medicine, 2016;30(6):1765–1779.
- ASPCA Animal Poison Control Center. Toxicology and Poison Management Guidelines. American Society for the Prevention of Cruelty to Animals. https://www.aspca.org/pet-care/animal-poison-control
Regulatory & approvals
- Central Drugs Standard Control Organisation (CDSCO), Government of India. Veterinary Drug Approval Registry, 1969–2026. Directorate General of Health Services. https://cdsco.gov.in/
Databases
- Washington State University, College of Veterinary Medicine. Veterinary Clinical Pharmacology Laboratory (VCPL) — MDR1 Multidrug Sensitivity Database. https://vcpl.vetmed.wsu.edu/
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.
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