Health insurer Cigna's unit Evernorth Health said on Wednesday it will make changes to help lower out-of-pocket cost of prescription drugs for patients at its pharmacy stores. The changes will protect patients from paying a high list price for their medication by giving them access to lower prices negotiated by Cigna's pharmacy benefit manager,

It’s the latest step from pharmacy benefit managers to respond to relentless criticism from politicians and regulators over prescription drug costs.

Bloomfield-based Cigna announced this week a new initiative that aims to reduce out-of-pocket prescription-drug costs and make those costs more transparent.