T-4 Powder

Indications
For use in horses for correction of conditions associated with low circulating thyroid hormone (hypothyroidism).

Dosage and Administration
The suggested initial doses in 0.5 to 3.0 mg levothyroxine sodium (T-4) per 100 lbs. of body weight. (1 to 6 mg per 100 kg) once per day or in divided doses. Response to the administration of T-4 Powder 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 total daily dose of 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.

T-4 Powder can be administered by mixing the daily dose in the concentrate or by top dressing on the grain, preferably rolled or ground. To facilitate the proper adhesion of T-4 powder to the ration, slightly moisten the grain with water or a liquid supplement.

Caution
Federal law restricts this drug to use by or on the order of a licensed veterinarian.

For animal use only.

Keep out of the reach of children.

Warning
Administer with caution to 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.

Storage
Store at room temperature and protect from light. Avoid excessive heat (104°F).