# FDAcategoryA

A designation by the US FDA signifying that adequate and well-controlled studies have failed to demonstrate a risk to the fetus in the first trimester of pregnancy (and there is no evidence of risk in later trimesters).

**A value of:** [DrugPregnancyCategory](https://schema.org.ai/DrugPregnancyCategory)

---

Copied word for word from Schema.org 30.1, https://schema.org/FDAcategoryA, under CC BY-SA 3.0. Served by the Org.AI Foundation at https://schema.org.ai/FDAcategoryA.