A woman receiving treatment with topiramate gives birth to a newborn with a cleft lip and cleft palate. Which Food Drug Administration (FDA) Pregnancy Risk category of pregnancy does the drug belong?

This drug should be labeled as a teratogen. Teratogens impact child development in the prenatal stage. When the mother uses a teratogen during the period after the conception on but prior to the birth of her child, the child will encounter mental and physical health issues due to the ill effects of teratogens on prenatal development.