UnitedHealth and CVS Caremark are calling on a federal judge to disqualify Federal Trade Commission (FTC) Chair Lina Khan and two other commissioners from the agency’s lawsuit against the country’s largest pharmacy benefit managers (PBMs).

CVS Health, UnitedHealth Group and Cigna have asked U.S. Federal Trade Commission chair Lina Khan and commissioners Rebecca Kelly Slaughter and Alvaro Bedoya to disqualify themselves from an FTC lawsuit that has accused the companies of unlawfully inflating insulin prices.

UnitedHealth Group and CVS Health have petitioned a judge to sideline FTC Chair Lina Khan from the agency’s lawsuit against the largest pharmacy PBMs

The agency has filed an administrative complaint accusing pharmacy benefit managers of artificially inflating the price of insulin.

CVS Health and UnitedHealth Group have asked U.S. Federal Trade Commission chair Lina Khan and commissioners Rebecca Kelly Slaughter and Alvaro Bedoya to disqualify themselves from an FTC lawsuit that has accused the companies of unlawfully inflating insulin prices.

Cigna said that Khan, along with Commissioners Rebecca Kelly Slaughter and Alvaro Bedoya, have made repeated and incorrect prejudgments that show bias against pharmacy-benefit managers.

CVS (CVS) and UnitedHealth Group (UNH) on Tuesday demanded that Federal Trade Commission (FTC) Chair Lina Khan and two other commissioners recuse themselves from the agency’s lawsuit against the companies,

The companies argue the commissioners have "a lengthy track record of making public statements that indicate serious bias" against pharmacy benefit managers.

CVS argues the three commissioners have “a lengthy track record of making public statements that indicate serious bias” against pharmacy benefit managers.