← Medication & Supplement Reference

VETERINARY TEAM REFERENCE · MEDICATION

Polysulfated glycosaminoglycan

Polysulfated glycosaminoglycan is a prescription joint medication. Adequan Canine is labeled to control signs of noninfectious degenerative or traumatic arthritis affecting canine synovial joints.

Disease-modifying osteoarthritis drugProduct-specific clinical reference

Updated October 16, 2026 · Sources and review status below

For veterinarians and veterinary staff. Product-label information is distinct from extra-label clinical practice. This is not a complete prescribing formulary or an automated interaction screen. Verify the current label, exact formulation, patient and species-specific clinical reference before use. Independent veterinary/pharmacy review remains pending.

Prescribing overview

Adequan Canine is an injectable joint medication, not oral glucosamine.

Key prescribing checks

  • Do not use in a dog with known or suspected bleeding disease or hypersensitivity to PSGAG. Include abnormal bruising and concurrent therapies in the screening history.
  • Use caution with hepatic or renal impairment. A joint-care plan should include diagnosis, reassessment of function and consideration of other appropriate treatments.
  • Safety in breeding, pregnant and lactating dogs has not been established. Injection discomfort, gastrointestinal signs and abnormal bleeding are among reported adverse events.

Uses by species

Approval and evidence apply to the named product, species, route and indication. An extra-label use requires its own prescribing assessment; a human indication is not an animal approval.

Dogs

FDA-approved

Signs of noninfectious degenerative and/or traumatic arthritis of synovial joints

Breeding/pregnancy/lactation safety unestablished.

Use / indication source ↗

Pharmacology & pharmacokinetics

Mechanism and clinical role

Exact canine joint mechanism is unknown; in-vitro findings suggest inhibition of cartilage-degrading enzymes.

Absorption, distribution, metabolism and elimination

Canine radiolabel studies documented distribution into serum and synovial fluid after intramuscular injection; numerical canine clearance parameters are not supplied.

SAFETY REFERENCE · PRODUCT & SPECIES SPECIFIC

Contraindications & cautions

Contraindications identify circumstances where the source says a product should not be used. Precautions call for assessment or monitoring. Interactions identify combinations to review. They are distinct categories; this summary does not replace a full interaction check or the current product label.

Adequan Canine

Dogs; intramuscular PSGAG injection.

Contraindications · when not to use

  • PSGAG hypersensitivity; known or suspected bleeding disorder.

Precautions & monitoring

  • Caution with renal or hepatic impairment; reproductive safety has not been evaluated.

Safety sources checked: . Selected label information; independent veterinary or veterinary-pharmacy review remains pending. A label for dogs, cats, horses or humans does not establish safety for another species.

Adverse effects

Injection discomfort, diarrhea and abnormal bleeding were observed; vomiting and lethargy also reported.

These are selected source-reported effects, not incidence estimates or an exhaustive list. Spontaneous postmarketing reports do not by themselves establish frequency or causality.

Dosing & administration

Verify the source before prescribing. The regimens below summarize selected veterinary product labels, not every accepted veterinary use. They are not automatic substitutions between brands or formulations. Renal/hepatic disease, concurrent therapy, age, indication and clinical response can require a different plan.
Selected product-label regimens — not a patient-specific prescription
Species & indicationLabeled regimenEligibility & source
DogsNoninfectious degenerative/traumatic arthritisAdequan Canine 100 mg/mL

2 mg/lb (0.02 mL/lb)

Intramuscular only · Twice weekly

Up to 4 weeks; maximum 8 injections

Aseptic technique; do not exceed regimen.

Verify full dosing label ↗

Confirm product-specific administration instructions before use.

Extra-label prescribing and food-animal residue requirements are separate from labeled regimens. FDA extra-label-use guidance ↗

Drug & supplement interactions

This is a selected interaction reference, not an automated or comprehensive combination checker. Reconcile prescription drugs, nonprescription products, supplements and recent treatment changes.

Adequan Canine

Dogs; intramuscular PSGAG injection.

  • Do not mix with other drugs or solvents.
Interaction source ↗

Monitoring

Assess mobility, bleeding and injection sites; use caution with renal/hepatic impairment.

Client counseling

Not for known/suspected bleeding disorders or PSGAG allergy; report bruising.

This section supports the veterinary team's discharge discussion; it does not replace the product’s Client Information Sheet where one is required.

Storage & handling

20–25°C; use within 28 days after first puncture; maximum 10 punctures. Do not mix.

Brands, formulations & ingredient identity

Active ingredients

Polysulfated glycosaminoglycan

Other searchable names: PSGAG

Adequan Canine is an intramuscular injectable medication, not an oral glucosamine supplement. These names should not be used as interchangeable inventory entries.

The Canine suffix matters: identifying the ingredient does not establish that every Adequan product has the same label, route or species authorization.

Shared ingredients do not establish interchangeable concentrations, routes, release properties, species labeling or regional availability.

Adequan Canine

Formulation
Intramuscular injectable solution
Label / product scope
Dogs

Prescription canine arthritis medication; not a supplement.

Product label / source ↗

References & review status

Clinical reference updated October 16, 2026. Independent veterinary or veterinary-pharmacy review not yet completed. Evidence gaps remain explicitly identified; this page does not claim equivalence to a comprehensive, professionally reviewed veterinary formulary.

Search another medication or supplement →

CONTINUE EXPLORING

Use these connected guides to prepare informed questions for your veterinary team.

Find Veterinary Care Near YouLocate general practices, urgent-care clinics, emergency hospitals and specialists.Read resource →When It Is an EmergencyRecognize signs that require immediate veterinary care.Read resource →Interactive Symptom NavigatorStart with what you notice and understand when to seek help.Read resource →Poisons and Household HazardsRecognize common exposures and avoid unsafe home treatment.Read resource →Printable Owner ToolkitBring observations, medication details and questions to your appointment.Read resource →
Privacy & cookie choices