CVS and Express Scripts are asking a federal judge to block an Arkansas law prohibiting pharmacy benefit managers from owning or operating pharmacies in the state.

Some people who use flexible spending accounts may lose money left in the accounts if they don’t spend it by year’s end.

Kentucky’s attorney general has expanded an opioid-related lawsuit to target another pharmacy benefit manager.

Kentucky's attorney general has sued pharmacy benefit manager Express Scripts.

The federal government is suing some pharmacy benefit managers over a system of drug rebates that regulators say has made the price of insulin soar for patients.