News Release
                    
                Mallinckrodt Pharmaceuticals Announces Executive Appointments
                
      Company Rounds Out Senior Leadership Team
    
    
    DUBLIN--(BUSINESS WIRE)--Oct. 24, 2013--
      Mallinckrodt
      plc (NYSE: MNK), a global specialty pharmaceuticals company, today
      announced three appointments to the Company’s senior management team.
      This will round out Mallinckrodt’s executive leadership and help drive
      the Company’s strategic focus toward growing its core business as a
      specialty pharmaceutical company. The newly appointed executives, all of
      whom are new to the Company, have served at some of the most prestigious
      companies in the health care and pharmaceutical field, and together they
      have a collective 70-plus years of experience in the industry.
    
      Hugh O’Neill has joined the Company and will serve as Senior Vice
      President and President of Specialty Pharmaceuticals. Most recently, Mr.
      O’Neill held various commercial leadership positions at Sanofi,
      including Vice President, Commercial Excellence; General Manager;
      President of Sanofi Canada; and Vice President of Market Access and
      Business Development. He has also been in positions of leadership at
      Sandoz Pharmaceuticals, Forest Laboratories, Novartis Pharmaceuticals,
      and Pfizer.
    
      Gary Phillips has joined the Company as Senior Vice President and Chief
      Strategy Officer, overseeing Strategy, Portfolio Management, Business
      Development and Licensing, Market Analytics and Alliance Management.
      Most recently, Dr. Phillips was head of Global Health and Healthcare
      Industries for the World Economic Forum in Geneva, Switzerland. Prior to
      that, he was President of Reckitt Benckiser Pharmaceuticals North
      America and President of US Pharmaceuticals and Surgical at Bausch &
      Lomb. He has also been in positions of leadership at Merck Serono,
      Novartis Pharmaceuticals, Wyeth-Ayerst, and Gensia Pharmaceuticals.
    
      Mario Saltarelli has joined the Company as Senior Vice President and
      Chief Science Officer, and will lead the recently consolidated functions
      of Research and Development (R&D), Medical Affairs, and Regulatory
      Affairs. Dr. Saltarelli comes to Mallinckrodt having recently served as
      Senior Vice President, R&D, at Shire plc. Prior to that, he held
      positions of responsibility in R&D at Abbott Laboratories and Pfizer,
      and academic posts in the Department of Neurology at the Emory
      University School of Medicine in Atlanta.
    
      “I'm delighted to welcome Hugh, Gary and Mario to Mallinckrodt and to
      our senior management team,” said Mark Trudeau, President and CEO of
      Mallinckrodt Pharmaceuticals. “Their combined years of experience and
      great strengths in their respective fields will help solidify our
      position as a science-based company, allow us to expand our core
      specialty pharmaceutical business, and position us to be more
      competitive in the marketplace. I am confident that, with these
      important additions to our senior leadership team, we are well
      positioned to unlock our potential to become a competitive leader in the
      specialty pharmaceutical space. I greatly look forward to working with
      them.”
    
      ABOUT MALLINCKRODT
    
      Mallinckrodt is a leading global specialty pharmaceuticals business that
      develops, manufactures, markets, and distributes specialty
      pharmaceutical products and medical imaging agents. The Company’s
      Specialty Pharmaceuticals segment includes branded and generic drugs,
      and the Global Medical Imaging segment includes contrast media and
      nuclear imaging agents. Mallinckrodt has approximately 5,500 employees
      worldwide with sales in roughly 70 countries. The company’s 2012 revenue
      totaled 2.1 billion. To learn more about Mallinckrodt, please visit www.mallinckrodt.com.
    
    

Source: Mallinckrodt plc
      Mallinckrodt plc
Lynn Phillips, 314-654-3263
Manager, Media
      Relations
lynn.phillips@mallinckrodt.com
or
Meredith
      Fischer, 314-654-6595
Senior Vice President, Communications
meredith.fischer@mallinckrodt.com
or
John
      Moten, 314-654-6650
Vice President, Investor Relations
john.moten@mallinckrodt.com