Thyrotropin alpha Pregnancy and Breastfeeding Warnings

Brand names: Thyrogen

Medically reviewed by Drugs.com. Last updated on Apr 9, 2024.

Thyrotropin alpha Pregnancy Warnings

Use is not recommended unless clearly needed.

AU TGA pregnancy category: B2
US FDA pregnancy category: C

Comments:
-There is no data on use in pregnant women to know this drugs risks, including the risk of fetal harm or reproductive effects.
-According to some authorities, this drug should not be used during pregnancy in combination with diagnostic radioiodine whole body scintigraphy because of fetal exposure to high dose radioactive material.

Animal studies have not been conducted. There are no controlled data in human pregnancy.

AU TGA pregnancy category B2: Drugs which have been taken by only a limited number of pregnant women and women of childbearing age, without an increase in the frequency of malformation or other direct or indirect harmful effects on the human fetus having been observed. Studies in animals are inadequate or may be lacking, but available data show no evidence of an increased occurrence of fetal damage.

US FDA pregnancy category C: Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.

See references