Liothyronine Sodium

Medically Reviewed by Dr. Harshi Dhingra, M.D.

Last Reviewed: Nov 03, 2023

Common Questions


Common Questions about Liothyronine


Is liothyronine a T3 or T4?

Liothyronine is a synthetic form of T3 (triiodothyronine). The synthetic form of T4 is available as levothyroxine sodium (brand name Synthroid).



Does liothyronine cause weight loss?

Liothyronine may cause weight loss as a side effect. However, this medication should never be used to treat obesity or control weight gain. It does not cause weight loss in people with normal thyroid function and can cause serious adverse effects at high doses.



Can you take liothyronine and levothyroxine together?

Your doctor may prescribe liothyronine and levothyroxine together for rapid treatment of severe or prolonged hypothyroidism.



How long does it take for liothyronine to work?

It can take several weeks for liothyronine to work before you notice an improvement in your hypothyroidism symptoms. Tell your doctor if your symptoms are not better after a few weeks of taking liothyronine regularly every day. Your doctor may increase the dose of your thyroid replacement therapy.



What is the best time of day to take liothyronine?

You can take liothyronine at any time of the day, morning or evening. Try to take your medicine at the same time every day. If liothyronine causes trouble sleeping, taking it in the morning instead of the evening might help.



What is the price of liothyronine without insurance?

Without insurance, liothyronine can be as high as $159.70, but with a free BuzzRx prescription discount coupon, you could pay as low as $26.80 for the most common version of this medication. Use the BuzzRx drug price look-up tool to find the lowest discounted price, and be sure to enter the correct dosage, form, and quantity for the most accurate pricing. While generics tend to have the best savings, you can also use your BuzzRx card and coupons to purchase brand-name versions. It never hurts to ask your pharmacist to try BuzzRx when filling or refilling any of your prescription drugs—whether you have insurance or not.



What is the price of liothyronine with insurance?

Ask your pharmacist or insurance provider for your copay price on liothyronine—Copay amounts vary depending on the type of insurance plan you have and if there is a deductible to reach before prescription drug coverage begins.

You could save up to 80% on your prescription medication with a free BuzzRx discount coupon for liothyronine. When using the BuzzRx lookup tool to find the price of your medicine, be sure to enter the correct dosage, form, and quantity to receive the most accurate discounted pricing. It never hurts to ask your pharmacist to try BuzzRx when filling or refilling any of your prescriptions—whether you have insurance or not.