Dog · Canis lupus familiaris · typical adult weight 2.00–80.00 kg
Alendronate is dosed at 0.2–0.5 mg/kg PO q24h or once weekly in dogs, per Plumb's Veterinary Drug Handbook, 9th Ed. Alendronate is used in dogs for Osteopenia / bone pain (osteolytic lesions). Routes documented in dogs: PO. A typical adult dog weighs 2.00–80.00 kg. ExoticRx lists 1 cited dose rule for Alendronate in dogs, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Fosamax
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 0.2–0.5 mg/kg | q24h or once weekly | Long-term; minimum 3-6 months | Osteopenia / bone pain (osteolytic lesions) | Weak | Plumb's Veterinary Drug Handbook, 9th Ed |
Need the exact dose for your patient?
These ranges are per kg. Enter your dog's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Nitrogen-containing bisphosphonate that inhibits osteoclast-mediated bone resorption by binding to hydroxyapatite and inducing osteoclast apoptosis.
Esophageal irritation risk — give with water, keep upright. May cause jaw osteonecrosis rarely. Used in cats for idiopathic hypercalcemia.
Species-specific contraindications and adverse-reaction reports for dogs may differ from canine / feline reference data — consult the primary citations listed with each rule.
Alendronate dose range in dogs, with cited source references: PO 0.2–0.5 mg/kg q24h or once weekly. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Alendronate in dogs: PO.
Cited course lengths for Alendronate in dogs include: Long-term; minimum 3-6 months. Duration depends on the indication — match it to the specific dose rule in the table above.
Alendronate is indicated in dogs for: Osteopenia / bone pain (osteolytic lesions).
These are general warnings for Alendronate across species; consult the dog dosing table above for species-specific guidance. Esophageal irritation risk — give with water, keep upright. May cause jaw osteonecrosis rarely. Used in cats for idiopathic hypercalcemia.
Why a species-specific page? Alendronate pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in dogs — the rules above are the citations specific to this species, not generic recommendations.
Sourced from published veterinary references; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice.