definiens: for an accounting period means thefollowing costs and expenses reasonably incurred by [COMPANY] with respect to theProduct, to the extent not reimbursed by a Third Party : ( i ) trade, quantity and cash discounts or rebates actually and lawfully granted or given and any other similar adjustments, including, without limitation, those granted on account of price adjustments, billing errors, rejected goods, and damaged goods ; ( ii ) price reductions, credits, rebates, product returns, charge - backs and prime 10 < PAGE > vendor rebates, fees, reimbursements or similar payments or adjustments actually granted or given to wholesalers and other distributors, buying groups, health care insurance carriers, pharmacy benefit management companies, health maintenance organizations or other institutions or health care organizations ; and ( iii ) price reductions, credits, rebates, product returns, charge - backs and prime vendor rebates, fees, reimbursements or similar payments or adjustments actually granted or given in connection with Product sales to any Governmental or Regulatory Authority in respect of any state or federal Medicare, Medicaid or similar programs