Cipher Pharmaceuticals Inc. announced that Stephen L. Lemieux, Chief Financial Officer and Secretary of the Company, has been named Interim Chief Executive Officer, replacing Shawn O'Brien, who is pursuing other opportunities. Cipher has commenced a formal search process for a new Chief Executive Officer. Mr. Lemieux will also continue in the role as Chief Financial Officer and Secretary of the Company during this interim period. Prior to joining Cipher, Mr. Lemieux served as Vice President and Chief Financial Officer of Nuvo Pharmaceuticals.