UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	April 8, 2011 5:00 P.M.

Form:	S-4
CIK: 0001500157 Company Name: Lantheus Medical Imaging, Inc. File Number: 333-173260
CIK: 0001500158 Company Name: Lantheus MI Intermediate, Inc. File Number: 333-173260-02
CIK: 0001500156 Company Name: Lantheus MI Real Estate, LLC File Number: 333-173260-01