definiens: means with respect to any Product, the gross amounts invoiced by [COMPANY] or its Affiliates to Third Party customers for sales or ot her transfers or disposition of a Product commencin g as of the date of First Commercial Sale, less : ( i ) customary trade, quantity, and cash discounts or re bates actually allowed on Product ; ( ii ) credits or allowances given to customers for reject ions or returns of Product or on account of retroac tive price reductions affecting such Product ; ( iii ) sales taxes, excise taxes, use taxes, import / export duties or other governmental charges actually due or incurred with respect to the production, importatio n, use or sale of a Product to Third Parties ; ( iv ) Product rebates and Product chargebacks, or similar payments or credits consistent with industry standards granted to managed health care organizati ons, wholesalers, distributors, buying groups, retailers, health care insurance carriers, pharmacy benefit management companies, health maintenance organizations or other institutions or health care organizations or to federal, state / provincial, loca l and other governments, their agencies and purchasers an d reimbursers ; and ( v ) write -offs or allowances for bad debts