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
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
Serum phosphorus q2–4 weeksCalciumGI tolerance
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 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.
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