definiens: means, with respect to sales in the United States, Gross Sales less thesum of ( a ), ( b ) and ( c ) where ( a ) is a provision, determined under generally accepted accountingprinciples in the United States, for ( i ) trade, cash and quantity discounts or rebates ( other thanprice discounts granted at the time of invoicing and which are included in the determination ofGross SaI~ ), ( ii ), red its r allowances given or made for rejection or return of previously soldproducts or fo : ' retroactive price reductions ( including Medicare and similar types of rebates),(iii ) taxes, duties or other governmental charges levied on or measured by the billing amoWlt, asadjusted for rebates and refunds, ( iv ) charges for freight and insurance directly related to thedistribution of L,~nsed Products ( to the extent not paid by the Third Party customer ), and(v ) credits or, iJOWaolcesgiven or made for wastage replacement, indigent patient and any othersales programs agreed to by the Panies, ( b ) is a periodic adjustment of the provision determinedin ( a ) to reflect anlounts actually incurred for ( i ), ( ii ), ( iii ), ( iv ) and ( v ), and ( c ) is theCombination ProJ ~ ct Adjustment as defined in this Agreement, if any . Provisions allowed in(a ) and adjusunents made in ( b ) and ( e ) will be reviewed by the Parties ' financial representatives