Three Rivers Announces Acquisition of Rights to Amphotec/Amphocil

May 25, 2005

Three Rivers Pharmaceuticals, LLC announced that it has completed the acquisition of worldwide ownership of Amphotec/Amphocil (amphotericin B cholesteryl sulfate complex for injection) from InterMune. Amphotec is indicated for the treatment of invasive aspergillosis, a fungal infection that occurs in immunocompromised patients. Financial terms of the agreement, which was signed and executed on May 20, 2005, were not disclosed.

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