Ohio Attorney General Dave Yost filed a lawsuit against several pharmacy benefit management firms on the grounds that they have erroneously raised the cost of medications like insulin.
Yost claims that the companies, one of which is based in Switzerland, have maintained dominance over most of the pharmaceutical market due to industry consolidation. Yost named Ascent Health Services LLC, Express Scripts Inc., Cigna Group, Evernorth Health Inc., Prime Therapeutics LLC, Humana Pharmacy Solutions Inc., and Humana Inc. as defendants in the lawsuit. Yost filed the lawsuit on Monday in the Delaware County Common Pleas Court.
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