"Millions of Americans with diabetes need insulin to survive, yet for many of these vulnerable patients, their insulin drug costs have skyrocketed over the past decade thanks in part to powerful PBMs and their greed," said Rahul Rao, deputy director of the FTC's Bureau of Competition.

Overall access stabilized, and access to health, disability and retirement plans improved, new government figures show.

The Anti-Kickback Statute prohibits anyone from offering or paying, directly or indirectly, money or anything else of value to induce referrals of patients or to provide recommendations of items or services covered by Medicare, Medicaid and other federally funded programs.