Compare Armour Thyroid vs. Thyrolar

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Replaces thyroid hormones.

Armour Thyroid (thyroid desiccated) can be used to treat low thyroid hormone for some people, but it's not the first-choice treatment for this condition.

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  • Armour Thyroid (thyroid desiccated) is derived from an animal source (pigs), so it's considered natural.
  • Available in cheaper generic form.
  • Even though Armour Thyroid (thyroid desiccated) isn't a first choice recommendation, some people feel better on this medicine compared to other thyroid hormone medications.
No information currently available
  • Armour Thyroid (thyroid desiccated) is not recommended by doctors and the American Thyroid Association because of the inconsistent amounts of thyroid hormone in each tablet and the lack of research studies.
  • FDA does not approve Armour Thyroid (thyroid desiccated); they have not found this medicine to be safe and effective.
  • Not recommended for elderly people.
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Used for
No indications data available
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Dosage forms
  • Pill
  • Pill
No pricing information available
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Side effects
The Armour Thyroid (thyroid desiccated) FDA package insert doesn’t have numbers about how common side effects are.
The Thyrolar (Liothyronine / Levothyroxine) FDA package insert doesn’t have numbers about how common side effects are.
Risks and risk factors
  • Overdose of thyroid hormone
    • Taking other drugs for weight loss
  • Changes in blood sugar
    • Diabetes
  • Changes in blood clotting
    • Taking blood thinners
  • Risk of contamination
  • Increased risk of heart problems
    • Angina
    • Elderly
See more detailed risks and warnings
No information currently available