- Ohio attorney general Yost files antitrust lawsuit against Express Scripts, Evernorth Health, Cigna; Prime Therapeutics; Humana Pharmacy Solutions, Humana; and Ascent Health Services — alleging collusion in driving exorbitant drug prices https://www.ohioattorneygeneral.gov/Media/News-Releases/March-2023/Yost-Sues-Express-Scripts-Prime-Therapeutics-and-5 9 comments law