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THYRO-TABS vs UNITHROID

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 22, 2026·How we rate

Rating

70/100
New

Pharmacy pays

~$1.83 /30
~$1.83 /30

Type

RX
RX

Active ingredient

LEVOTHYROXINE SODIUM
LEVOTHYROXINE SODIUM

Manufacturer

Dosage forms

Tablet
Tablet

Drug class

L-Thyroxine
L-Thyroxine

Half-life

about 6 to 7 days in adults with normal thyroid function
about 6 to 7 days in adults with normal thyroid function

Treats

Goiter, Myxedema, Thyroid Neoplasms
Goiter, Myxedema, Thyroid Neoplasms

Frequently asked questions

Which is cheaper, Thyro-Tabs or Unithroid?

Pharmacies pay about the same to acquire either one — roughly $1.83 for a 30-count supply, per the CMS NADAC survey. That is not what you will be charged: your price is set by your insurer and the pharmacy, not by what the drug cost them.

What is the difference between Thyro-Tabs and Unithroid?

Both Thyro-Tabs and Unithroid share the active ingredient Levothyroxine Sodium.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.