Attorney General Gentner Drummond sued CVS Caremark Tuesday in an Oklahoma administrative court alleging that the company is under reimbursing pharmacies for prescription drugs. The lawsuit alleges CVS Caremark reimbursed Oklahoma pharmacies below the actual cost to acquire the drugs about 200 times between May and October 2024.

The lawsuit filed by Attorney General Gentner Drummond will be the first case heard in the newly established Pharmacy Benefit Management Administrative Courts.

Oklahoma's attorney general has accused CVS's Caremark pharmacy benefit manager unit of under-reimbursing pharmacies for prescription drugs.

In the lawsuit, AG Gentner Drummond outlined 200 individual prescription claims that were reimbursed below acquisition cost to 15 Oklahoma pharmacies.