Schering-Plough Corporation has received a request for additional information (Second Request) from the Federal Trade Commission (FTC) on May 2 regarding its planned acquisition of Organon BioSciences N.V., the human and animal health care businesses of Akzo Nobel N.V.

A request for further information is typical in a transaction of this size. Schering-Plough will continue to cooperate fully with the FTC in its continuing evaluation. Schering-Plough continues to expect the transaction to be completed by year-end 2007, and it remains subject to certain closing conditions, including regulatory approvals and discussions with Works Councils.

Schering-Plough is a global science-based health care company with leading prescription, consumer and animal health products. Through internal research and collaborations with partners, Schering-Plough discovers, develops, manufactures and markets advanced drug therapies to meet important medical needs.