Liothyronine Pregnancy and Breast Feeding Warnings

Liothyronine is also known as: Cytomel, Triostat

Overview

If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Liothyronine while you are pregnant. Liothyronine is found in breast milk. If you are or will be breast-feeding while you use Liothyronine, check with your doctor. Discuss any possible risks to your baby.

Liothyronine Pregnancy Warnings

Liothyronine has been assigned to pregnancy category A by the FDA. Thyroid hormones do not readily cross the placental barrier. Clinical experience to date has not indicated any adverse effect of thyroid hormone therapy on human fetuses. On the contrary, hypothyroidism may lead to poor pregnancy outcome. Thyroid replacement therapy should be maintained during pregnancy.

Liothyronine Lactation Warnings

Liothyronine is excreted into human milk in small amounts. Liothyronine, in replacement doses, is not expected to cause adverse effects in the nursing infant. The manufacturer recommends that caution be used when administering liothyronine to nursing women. However, adequate replacement doses of thyroid hormone are needed to maintain normal lactation.

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