 The Federal Trade Commission plans to sue the three largest pharmacy benefit managers over insulin and other drug prices. This lawsuit is expected to target those so-called middlemen. It pushed patients to more expensive insulin. Lawmakers and federal regulators accused drug makers of inflating the price of the drug. Politico reports United Health Group, CVS, and Cigna are all expected to face lawsuits. Now, they represent about 80% of prescriptions here in the U.S.,