Establishing a low cost prescription drug program; requiring prescription drug manufacturers selling prescription drugs through the medical assistance (MA) program to enter into rebate agreements with the commissioner of administration, regulating the rebate amount and requiring crediting of the rebate to the prescription drug fund; providing for pharmacy application of the prescription drug discount, requiring reimbursement by the commissioner, authorizing a contract with a claims processing company to process the payments, specifying certain contract requirements, authorizing a fixed claims processing fee; establishing the prescription drug fund and appropriating money in the fund to the commissioner for the pharmacy reimbursements; requiring the adoption of certain rules by the commissioners of human services and administration (mk)