STOCKHOLM, Sweden--(BUSINESS WIRE)--Regulatory News: As announced earlier, Orexo (STO:ORX) is changing partner for Rapinyl in North America to ProStrakan. Orexo and the former partner Endo Pharmaceuticals have now set the date for the takeover at October 31, 2008. In conjunction with the takeover, Orexo will receive USD 0.75m from Endo in accordance with an earlier agreement. Orexo will also receive compensation in the amount of USD 1.5m corresponding to Endo’s earlier undertaking for the ongoing Phase III studies.