LEVOTHYROXINE SODIUM vs TIROSINT

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 9, 2026·How we rate

Attribute	LEVOTHYROXINE SODIUM	TIROSINT
Rating	40/100	70/100
Pharmacy pays	~$1.79 /30	~$1.79 /30
Type	RX	RX
Active ingredient	LEVOTHYROXINE SODIUM	LEVOTHYROXINE SODIUM
Manufacturer	Lupin	Ibsa
Dosage forms	Capsule, Injectable, Powder, Solution, Tablet	Capsule
Drug class	L-Thyroxine	L-Thyroxine
Boxed warning	Boxed warning	Boxed warning
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

levothyroxine sodium tirosint

Rating

40/100

70/100

Pharmacy pays

~$1.79 /30

Type

Active ingredient

LEVOTHYROXINE SODIUM

Manufacturer

Lupin

Ibsa

Dosage forms

Capsule, Injectable, Powder, Solution, Tablet

Capsule

Drug class

L-Thyroxine

Boxed warning

Half-life

about 6 to 7 days in adults with normal thyroid function

Treats

Goiter, Myxedema, Thyroid Neoplasms

Frequently asked questions

Which is better-rated, Levothyroxine Sodium or Tirosint?

By our independent rating, Tirosint scores higher — 3.5 vs 2.0 out of 5 for Levothyroxine Sodium. Ratings are based on FDA regulatory (recall-safety) data.

Which is cheaper, Levothyroxine Sodium or Tirosint?

Pharmacies pay about the same to acquire either one — roughly $1.79 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 Levothyroxine Sodium and Tirosint?

Both Levothyroxine Sodium and Tirosint 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.