Reptile · Chamaeleo calyptratus · typical adult weight 0.09–0.20 kg
Vitamin D is dosed at 200 IU/kg PO, IM q7d in veiled chameleons, per 15. Barten SL. The medical care of iguanas and other common pet lizards. Vet Clin North Am Small Anim Pract. 1993;23:1213-1249. | 21. Bennett RA. Management of common reptile emergencies. Proc Annu Conf Assoc Rept Amph Vet. 1998;67-72. — Mined from Mader's Reptile and Amphibian Medicine and Surgery, 3rd Ed, p.1419 (2026-08-01, PENDING REVIEW). Vitamin D is used in veiled chameleons for Nutritional secondary hyperparathyroidism / hypocalcaemia (metabolic bone disease). Routes documented in veiled chameleons: PO, IM. A typical adult veiled chameleon weighs 0.09–0.20 kg. ExoticRx lists 1 cited dose rule for Vitamin D in veiled chameleons, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Calcitriol, Cholecalciferol
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO, IM | 200 IU/kg | q7d | Nutritional secondary hyperparathyroidism / hypocalcaemia (metabolic bone disease) | Weak | 15. Barten SL. The medical care of iguanas and other common pet lizards. Vet Clin North Am Small Anim Pract. 1993;23:1213-1249. | 21. Bennett RA. Management of common reptile emergencies. Proc Annu Conf Assoc Rept Amph Vet. 1998;67-72. — Mined from Mader's Reptile and Amphibian Medicine and Surgery, 3rd Ed, p.1419 (2026-08-01, PENDING REVIEW) |
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These ranges are per kg. Enter your veiled chameleon's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Active form (calcitriol) binds VDR promoting intestinal calcium and phosphorus absorption, bone mineralization, and parathyroid hormone regulation.
Calcitriol: used for renal secondary hyperparathyroidism and hypoparathyroidism. Narrow therapeutic index — hypercalcemia risk. Monitor ionized calcium frequently. Do not confuse calcitriol with cholecalciferol.
Species-specific contraindications and adverse-reaction reports for veiled chameleons may differ from canine / feline reference data — consult the primary citations listed with each rule.
Vitamin D dose range in veiled chameleons, with cited source references: PO, IM 200 IU/kg q7d. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Vitamin D in veiled chameleons: PO, IM.
Vitamin D is indicated in veiled chameleons for: Nutritional secondary hyperparathyroidism / hypocalcaemia (metabolic bone disease).
These are general warnings for Vitamin D across species; consult the veiled chameleon dosing table above for species-specific guidance. Calcitriol: used for renal secondary hyperparathyroidism and hypoparathyroidism. Narrow therapeutic index — hypercalcemia risk. Monitor ionized calcium frequently. Do not confuse calcitriol with cholecalciferol.
Why a species-specific page? Vitamin D pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in veiled chameleons — 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.