Size: 1 lb - 1 Tub
Sale price$30.19


Thyro-L is useful in correcting conditions caused by hypothyroidism in horses (low circulating thyroid hormone).

What is Thyro-L?

Thyro- L is indecated for use in horses for correction of conditions associated with low circulating thyroid hormone (hypothyroidism). Thyro-L can be administered by mixing the daily dose in the concentrate or by top dressing on grain, preferably rolled or ground.

Who is Thyro-L for?

For use in horses.

Why use Thyro-L?

Thyroid-L is useful in correcting conditions associated with hypothyroidism (low circulating thyroid hormone) in horses.

How does Thyro-L work?

This product is orally administered and uses levothyroxine sodium to correct conditions associated with hypothyroidism.


Lloyd Laboratories Inc

Active ingredient(s):

Levothyroxine Sodium

How is Thyro-L sold?

453.6 GRAMS

What are the side effects of Thyro-L?

When administered at the recommended dosage, no adverse reactions should occur. Contact your veterinarian if you notice any unusual symptoms in your horse. If an allergic reaction occurs, signs can include:

  • Coma
  • Cold limbs
  • Pale gums
  • Seizures
  • Shock
  • Sudden diarrhea
  • Scratching
  • Hives
  • Swelling of the face

If you notice any signs of an allergic reaction, seek immediate veterinary care.

What special precautions are there?

  • Federal law mandates that this drug may only be used by or prescribed by a licensed veterinarian.
  • Keep away from children.
  • Not approved by the FDA.
  • Proceed with caution in administering to any animal with hypertension, serious heart disease, or any other condition in which a sharp increase in metabolic rate can pose a hazard to the animal.
  • Safe use in pregnant animals has not been proven.

What to do if overdose?

Immediately contact your closest emergency animal hospital.

How can I store Thyro-L?

Store in a dry and cool environment. Avoid extreme heat

Helpful Tips:
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.

Pharmacists are standing by to offer Pet Parent counseling regarding prescription medication purchased from Allivet before and after dispensing. Pharmacists on duty are available Monday-Friday, 9:30AM - 5:30PM EST and will be on call Saturday 12:00PM - 4:00PM EST for consultation.

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