ExoticRx · exoticrx.com/drugs/thyroid-supplement-levothyroxine-compounded
Compounded T4
Synthetic T4 (thyroxine) that converts to active T3. Replaces deficient endogenous thyroid hormone. Compounded for exotic species or precise small-patient dosing.
Transdermal bioavailability is unpublished and may be unreliable. Oral route preferred when feasible. Monitor T4 levels 4-6 weeks after starting. Compounded for reptiles and birds.
Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.
Free-tier preview — dog and cat dosing. Pro and Student unlock all 2 species including reptiles, birds, pocket pets, livestock, and equine.
| Species | Route | Dose | Frequency | Evidence | Source |
|---|---|---|---|---|---|
| Dog (Domestic) | PO | 0.02–0.04 mg/kg | q12h | Moderate | Plumb's Veterinary Drug Handbook, 9th Ed |
Upgrade to Pro or Student to access full drug details including mechanism of action, warnings, dose ranges, and frequency.
View PlansSource citations and evidence levels available on the live page. Reference only — verify against current literature before clinical use.