Calcitriol Oral for Cat
Cat · Felis catus · typical adult weight 2.50–7.00 kg
Calcitriol Oral is used in cat for Renal secondary hyperparathyroidism. Routes documented in cat: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Calcitriol Oral in cat, drawn from published veterinary references. Verify against current literature before clinical use.
Trade names: Rocaltrol
Dose ranges
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| PO | 0.0015–0.0035 mcg/kg | q24h | Long-term; careful ionized calcium monitoring essential | Renal secondary hyperparathyroidism | Moderate | Plumb's Veterinary Drug Handbook, 9th Ed |
Need the exact dose for your patient?
These ranges are per kg. Enter your cat's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Mechanism of action
Active form of vitamin D3 that increases intestinal calcium absorption and suppresses parathyroid hormone (PTH) secretion in renal secondary hyperparathyroidism.
Side effects & warnings
Hypercalcemia is a serious risk — monitor ionized calcium closely. Must control phosphorus first. Give on an empty stomach away from phosphate binders.
Species-specific contraindications and adverse-reaction reports for cat may differ from canine / feline reference data — consult the primary citations listed with each rule.
Other Urinary drugs with cat dosing
Calcitriol Oral dosing in other species
Why a species-specific page? Calcitriol Oral pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cat — 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.