Exhibit

We consent to the incorporation by reference in Registration Statement Nos. 333-214343, 333-205211, 333-220049 and 333-220050 on Form S-8 and Registration Statement No. 333-215055 on Form S-3 of our report dated February 20, 2019, relating to the financial statements of Lantheus Holdings, Inc. appearing in this Annual Report on Form 10-K of Lantheus Holdings, Inc. for the year ended December 31, 2018.