This Agreement may not be assigned or otherwise transferred by either Party without the prior written consent of the other Party; provided that either Party may, without such consent, assign this Agreement (a) in connection with the transfer or sale of all or substantially all of the assets of such Party or the line of business of which this Agreement forms a part, (b) in the event of the merger or consolidation of a Party hereto with another; or (c) to any Affiliate of the assigning Party. Any purported assignment in violation of the preceding sentence shall be void. Any permitted assignee shall assume all obligations of its assignor under this Agreement. No assignment shall relieve either Party of responsibility for the performance of any obligation which accrued prior to the effective date of such assignment. Supplier may not use subcontractors to perform any part of this Agreement without Endo’s prior written consent, which consent shall not be unreasonably withheld or unduly delayed.