Cat · Felis catus · typical adult weight 2.50–7.00 kg
Calcitriol Oral is dosed at 0.0015–0.0035 mcg/kg PO q24h in cats, per Gunn-Moore D. The diagnosis and treatment of renal insufficiency in cats. Paper presented at: Proceedings: World Veterinary Congress 2008. Distributed by John Wiley & Sons, Inc. PMID: 42012812 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.198 (2026-08-01).. Calcitriol Oral is used in cats for Renal secondary hyperparathyroidism. Routes documented in cats: PO. A typical adult cat weighs 2.50–7.00 kg. ExoticRx lists 1 cited dose rule for Calcitriol Oral in cats, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Rocaltrol
| 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 | Gunn-Moore D. The diagnosis and treatment of renal insufficiency in cats. Paper presented at: Proceedings: World Veterinary Congress 2008. Distributed by John Wiley & Sons, Inc. PMID: 42012812 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.198 (2026-08-01). |
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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.
Active form of vitamin D3 that increases intestinal calcium absorption and suppresses parathyroid hormone (PTH) secretion in renal secondary hyperparathyroidism.
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 cats may differ from canine / feline reference data — consult the primary citations listed with each rule.
Calcitriol Oral dose range in cats, with cited source references: PO 0.0015–0.0035 mcg/kg q24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Calcitriol Oral in cats: PO.
Cited course lengths for Calcitriol Oral in cats include: Long-term; careful ionized calcium monitoring essential. Duration depends on the indication — match it to the specific dose rule in the table above.
Calcitriol Oral is indicated in cats for: Renal secondary hyperparathyroidism.
These are general warnings for Calcitriol Oral across species; consult the cat dosing table above for species-specific guidance. Hypercalcemia is a serious risk — monitor ionized calcium closely. Must control phosphorus first. Give on an empty stomach away from phosphate binders.
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 cats — 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.