definiens: means the gross amount billed, as of the date ofinvoicing, by or on behalf of Collegium or an Affiliate of Collegium or otherSublicensee(s ) or assignee(s ) for sales of a Payment - Bearing Product to a ThirdParty less, to the extent actually allowed or taken for the Territory : ( a ) normal andcustomary discounts, including cash discounts, discounts to managed care or similarorganizations or government organizations, rebates paid, credited, accrued oractually taken, including government rebates such as Medicaid chargebacks orrebates, and retroactive price reductions or allowances actually allowed or grantedfrom the billed amount, and commercially reasonable and customary fees paid todistributors ( other than to a distributor that is13 Certain information in this document has been omitted and filed separately with theSecurities and Exchange Commission . Confidential treatment has been requestedwith respect to the omitted portions marked [ * * * ]