Valeant Pharmaceuticals Completes Acquisition of Aton Pharma, Inc.

May 27, 2010

ALISO VIEJO, Calif., May 27, 2010 /PRNewswire via COMTEX/ --Valeant Pharmaceuticals International (NYSE: VRX) today announced that effective May 26, 2010, the company completed its acquisition of Aton Pharma, Inc., a specialty pharmaceutical company focused on ophthalmology and certain orphan drug indications, located in Lawrenceville, New Jersey.

About Valeant

Valeant Pharmaceuticals International (NYSE:VRX) is a multinational specialty pharmaceutical company that develops, manufactures and markets a broad range of pharmaceutical products primarily in the areas of neurology and dermatology. More information about Valeant can be found at

Laurie W. Little
Valeant Pharmaceuticals