Mallinckrodt shares crater after it files suit to protect Medicaid patient access to Achtar
May 21, 2019 at 12:24 PM EDT
Mallinckrodt Plc shares tumbled Tuesday after the drug company said it has filed suit against the U.S. Department of Health and Human Services (HHS) and Centers for Medicare and Medicaid Services (CMS) to protect Medicaid patient access to its Acthar gel.