Resumen de Two Drugs Receive Pregnancy Category Changes

Diane S. Aschenbrenner

• * Magnesium sulfate's pregnancy category has been shifted from A to D (benefits of use may outweigh risks) when the drug is used off label to control preterm labor.

  * The pregnancy category of valproate products has changed from D to X (risks outweigh any benefit), but only when the drug is used to treat migraine headache