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). — Plumb's 10th ed (held) printed p.170, Calcitriol monograph spanning p.170-171; page located 2026-08-05 from the book's own running heads, verified to name the drug in its body text. — SOURCE EDITION: Plumb's Veterinary Drug Handbook — ISBN 9781394172207, https://openlibrary.org/isbn/9781394172207. 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). — Plumb's 10th ed (held) printed p.170, Calcitriol monograph spanning p.170-171; page located 2026-08-05 from the book's own running heads, verified to name the drug in its body text. — SOURCE EDITION: Plumb's Veterinary Drug Handbook — ISBN 9781394172207, https://openlibrary.org/isbn/9781394172207 |
Every held source for this drug and species, as printed. Where they differ, both are shown — the choice is yours, not ours.
| Dose (mcg/kg) | Route | Source | As printed |
|---|---|---|---|
| 0.01–0.04 | PO | Papich Saunders Handbook of Veterinary Drugs, 4th edp.126 | 0.01-0.04 mcg/kg/day PO (10-40 ng/kg/day). |
Figures are transcribed from the cited page or table of each held edition and are shown for reference only. They are not dose recommendations, they do not feed the calculator, and none has been reviewed by a veterinarian.
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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.