Trivalent lanthanum cation that binds dietary phosphorus in the GI tract, forming insoluble lanthanum phosphate. Not absorbed systemically (<0.002% bioavailability). No calcium loading — avoids hypercalcemia risk of calcium-based binders.
At a glance
Class
Non-Calcium Phosphate Binder
Storage
Store at room temperature below 25°C
Dosing
Used for CKD hyperphosphatemia when calcium-based binders cause hypercalcemia or
Frequency
Divided with each meal
Effective phosphate binder without hypercalcemia risk
Safety
Serum phosphorus q2–4 weeksCalciumGI tolerance
Interactions
No documented interactions.
FAQs
Frequently asked questions
›What is Lanthanum Carbonate?
Lanthanum Carbonate is a non-calcium phosphate binder used in pets. Trivalent lanthanum cation that binds dietary phosphorus in the GI tract, forming insoluble lanthanum phosphate. Not absorbed systemically (<0.002% bioavailability). No calcium loading — avoids hypercalcemia risk of calcium-based binders.
›What is Lanthanum Carbonate used for in pets?
Lanthanum Carbonate is used in veterinary medicine for: Used for CKD hyperphosphatemia when calcium-based binders cause hypercalcemia or; Effective phosphate binder without hypercalcemia risk.
›What is the Lanthanum Carbonate dose for dogs?
For dogs, Lanthanum Carbonate is typically dosed as follows — Used for CKD hyperphosphatemia when calcium-based binders cause hypercalcemia or: 30–60 mg/kg PO (chew with food) Divided with each meal. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›What is the Lanthanum Carbonate dose for cats?
For cats, Lanthanum Carbonate is typically dosed as follows — Effective phosphate binder without hypercalcemia risk: 30 mg/kg PO With meals. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›Does Lanthanum Carbonate need a prescription?
Yes. Lanthanum Carbonate 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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