Lantheus Medical Imaging Commences Exchange Offer

N. BILLERICA, Mass.--(BUSINESS WIRE)--Lantheus Medical Imaging, Inc., a worldwide leader in diagnostic medical imaging, today announced that on April 8, 2011 it commenced an exchange offer for eligible holders to exchange any and all of the company’s outstanding unregistered 9.75% Senior Notes due 2017. These notes were originally issued on March 21, 2011 in a transaction exempt from registration under the Securities Act of 1933, as amended, in an aggregate principal amount of $150 million. Eligible holders of these notes may exchange them for an equal principal amount of the company’s registered 9.75% Senior Notes due 2017. The terms of the registered notes are substantially identical to the unregistered notes, except for transfer restrictions and registration rights relating to the unregistered notes.