FDA Drug Safety Communication: New Boxed Warning on severe liver injury with propylthiouracil

The United States Food and Drug Administration (FDA) has added a Boxed Warning to the label for propylthiouracil, a drug used to treat hyperthyroidism (overactive thyroid), to include information about reports of severe liver injury and acute liver failure, some of which have been fatal, in adult and pediatric patients using this medication.
Source: FDA Center for Drug Evaluation and Research - What's New - Category: Drugs & Pharmacology Source Type: news