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. — Source: Mader's Reptile and Amphibian Medicine and Surgery, 3rd Ed, p.1419 — SOURCE EDITION: Mader's Reptile and Amphibian Medicine and Surgery (Divers & Stahl) — ISBN 9780323482530, https://openlibrary.org/isbn/9780323482530. 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. — Source: Mader's Reptile and Amphibian Medicine and Surgery, 3rd Ed, p.1419 — SOURCE EDITION: Mader's Reptile and Amphibian Medicine and Surgery (Divers & Stahl) — ISBN 9780323482530, https://openlibrary.org/isbn/9780323482530 |
Every held source for this drug and species, as printed. Where they differ, both are shown — the choice is yours, not ours.
| Dose (%) | Route | Source | As printed |
|---|---|---|---|
| 2.3 | PO | Mader's Reptile and Amphibian Medicine and Surgery, 3rd edTable 128.6 | 2-3 U/mL continuous bath (with 2.3% calcium gluconate)52 100-400 U/kg PO q24h52 Nutritional secondary hyperparathyroidism |
| Dose (iu/kg) | Route | Source | As printed |
|---|---|---|---|
| 200–1000 | PO | BSAVA Small Animal Formulary, 10th ed — Part B (Exotic Pets)p.318 | 200-1000 IU/kg p.o., i.m. q7d. Oral administration may be safer than i.m. |
| 1000 | PO | Mader's Reptile and Amphibian Medicine and Surgery, 3rd edTable 127.8 | 1000 U/kg IM, repeat in 1 wk37 Most species/deficiency; use with oral calcium glubionate and carbonate, general dietary management, and UVB irradiation |
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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.
| 200 | PO | Mader's Reptile and Amphibian Medicine and Surgery, 3rd edTable 127.8 | 200 U/kg PO, IM q7d15,21 Lizards/PO may be safer than IM, but absorption is poor in some species26,253 |
| 100–400 | PO | Mader's Reptile and Amphibian Medicine and Surgery, 3rd edTable 128.6 | 2-3 U/mL continuous bath (with 2.3% calcium gluconate)52 100-400 U/kg PO q24h52 Nutritional secondary hyperparathyroidism |
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.