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Glucosamine Hydrochloride

Chondroprotective Nutraceutical
Last reviewed 21 Apr 2026 · PetCare.AI Editorial Team
Species
Dog, Cat
Brands
3 available
Formulations
3

Mechanism of action

Amino monosaccharide that serves as a substrate for glycosaminoglycan and proteoglycan synthesis in cartilage matrix. May inhibit cartilage-degrading enzymes and reduce inflammatory cytokines (IL-1β, TNF-α). Evidence for clinical benefit in OA is mixed but widely used.

At a glance

Class
Chondroprotective Nutraceutical
Schedule
OTC
Storage
Store in cool, dry place below 25°C; protect from moisture

Dosing

🐕

Dog

Most commonly combined with chondroitin sulfate and/or ASU (avocado-soybean unsa
Dose
Route
PO
Frequency
q12–24h
🐈

Cat

Used for feline OA management
Dose
125–250 mg
Route
PO
Frequency
q24h

Formulations

💊

Other — 3

Strength
Strength
Strength

Storage

Store in cool, dry place below 25°C; protect from moisture

Safety

Monitoring parameters

Lameness/pain scores at 6–8 weeksBlood glucose in diabetic patients

Interactions

No documented interactions.

Brands

Other markets

Cosequin
Dasuquin
Synovi G3

FAQs

Frequently asked questions

What is Glucosamine Hydrochloride?
Glucosamine Hydrochloride is a chondroprotective nutraceutical used in pets. Amino monosaccharide that serves as a substrate for glycosaminoglycan and proteoglycan synthesis in cartilage matrix. May inhibit cartilage-degrading enzymes and reduce inflammatory cytokines (IL-1β, TNF-α). Evidence for clinical benefit in OA is mixed but widely used.
What is Glucosamine Hydrochloride used for in pets?
Glucosamine Hydrochloride is used in veterinary medicine for: Most commonly combined with chondroitin sulfate and/or ASU (avocado-soybean unsa; Used for feline OA management.
What is the Glucosamine Hydrochloride dose for dogs?
For dogs, Glucosamine Hydrochloride is typically dosed as follows — Most commonly combined with chondroitin sulfate and/or ASU (avocado-soybean unsa: undefined undefined PO q12–24h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
What is the Glucosamine Hydrochloride dose for cats?
For cats, Glucosamine Hydrochloride is typically dosed as follows — Used for feline OA management: 125–250 mg PO q24h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
Does Glucosamine Hydrochloride need a prescription?
Glucosamine Hydrochloride is available over the counter. Even so, you should consult your veterinarian before giving any medication to your pet.

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. Find a vet near you →