Thyro-L / Levothyroxine sodium powder, USP for Horses Summary:
Indications: Thyro-L is for use in horses for correction of conditions associated with low circulating thyroid hormone (hypothyroidism).
Dosage: The suggested initial dose is 0.5 to 3.0 mg Thyro-L / levothyroxine sodium (T-4) per 100 pounds body weight (1 to 6 mg per 100 kg) once per day or in divided doses. Response to the administration of Thyro-L should be evaluated clinically until an adequate maintenance dose is established. In most horses, this is usually in the range of 6 to 36 mg (1/2 to 3 level teaspoons) total daily dose of T-4. Serum T-3 and T-4 values can vary greatly among individual horses on thyroid supplementation. Dosages should be individualized and animals should be monitored daily for clinical signs of hyperthyroidism or hypersensitivity.
Administration: For oral dosing as directed by a veterinarian.
Warning: Use with caution in animals with clinically significant heart disease, hypertension or other complications for which a sharply increased metabolic rate might prove hazardous. Use in pregnant mares has not been evaluated.
Caution: Federal law restricts this product to use by or on the order of a licensed veterinarian.
One level teaspoonful contains approximately 12 mg of T-4.
One level tablespoonful contains approximately 36 mg of T-4.
Teaspoon measure included.
KEEP OUT OF REACH OF CHILDREN
USEF RULES: No current prohibitions.