definiens: shall mean, with respect to any Calendar Quarter, the actual total gross sales of the Product ( number of units times the invoice price per unit ) by ETON or its Affiliates in the Territory to Third Party customers ( including hospi tal sales, mail orders, retail sales, and sales to governmental entities, wholesalers, and medical institutions ) less the following deductions : ( i ) cash or prompt payment discounts, credits or allowances actually granted upon claims, damaged goods, rejecti ons or returns of the Product ; ( ii ) services fees, distribution fees or commissions payable to Third Party customers ; ( iii ) Freight, postage shipping and insurance charges for the delivery of the Product to Third Party customers if separately stated on the invoice ; ( iv ) taxes ( excluding income taxes ) or duties levied on, absorbed or otherwise imposed on the sale of the Product ; ( v ) adjustments on account of price adjustments or one -time per customer stocking allowances ; ( vi ) chargebacks resulting from resal es by wholesalers and distributors to other Third Parties ; ( vii ) rebates, promotional allowances, administrative fee agreements and similar buying groups, health care insurance carriers, pharmacy benefit management companies, health maintenance organizatio ns, Medicaid or Medicare or similar type programs, professional allowances, trade spend and payments to public or private third party payers ; and ( viii ) other programs of monetary value usual or customary in the pharmaceutical industry in the Territory pro vided to customers and ( ix ) any invoiced amounts which are not collectable by ETON or its Affiliates ( including bad debts ), the entire set of aforementioned deductions ( i through ix inclusive ) as solely in connection with the sale of the Product and as det ermined in accordance with U.S. generally accepted accounting principles