News Release
                    
                Mallinckrodt plc to Report Fourth Quarter and Full-Year Fiscal 2014 Results on November 19, 2014
                    DUBLIN--(BUSINESS WIRE)--Oct. 20, 2014--
      Mallinckrodt
      plc (NYSE: MNK) will report fourth quarter and full-year fiscal 2014
      results on November 19, 2014. The company will hold a conference call
      for investors beginning at 8:30 a.m. U.S. Eastern Time.
    
      The call can be accessed in three ways:
    
      - 
        By telephone: For both “listen-only” participants and those who wish
        to take part in the question-and-answer portion of the call, the
        telephone dial-in number in the U.S. is (877) 359-9508. For
        participants outside the U.S., the dial-in number is (224) 357-2393.
        All callers will be required to provide the Conference ID of 19935233.
      
 
    
      - 
        Through an audio replay: A replay of the call will be available
        beginning Wednesday afternoon, November 19, 2014, and ending at 11:59
        p.m. U.S. Eastern Time on November 26, 2014. The dial-in numbers for
        U.S. participants are (855) 859-2056 or (800) 585-8367. For
        participants outside the U.S., the replay dial-in number is (404)
        537-3406. All callers will be required to provide the Conference ID of
        19935233.
      
 
    
      ABOUT MALLINCKRODT:
    
      Mallinckrodt is a global specialty biopharmaceutical and medical imaging
      business that develops, manufactures, markets and distributes specialty
      pharmaceutical products and medical imaging agents. Areas of focus
      include therapeutic drugs for autoimmune and rare disease specialty
      areas like neurology, rheumatology, nephrology and pulmonology along
      with analgesics and central nervous system drugs for prescribing by
      office- and hospital-based physicians. The company's core strengths
      include the acquisition and management of highly regulated raw
      materials; deep regulatory expertise; and specialized chemistry,
      formulation and manufacturing capabilities. The company's Specialty
      Pharmaceuticals segment includes branded and specialty generic drugs and
      active pharmaceutical ingredients, and the Global Medical Imaging
      segment include contrast media and nuclear imaging agents. Mallinckrodt
      has more than 5,500 employees worldwide and a commercial presence in
      roughly 65 countries. The company's fiscal 2013 revenue totaled $2.2
      billion. To learn more about Mallinckrodt, visit www.mallinckrodt.com.
    

Source: Mallinckrodt
      Mallinckrodt
John Moten, 314-654-6650
Vice President, Investor
      Relations
john.moten@mallinckrodt.com
or
Rhonda
      Sciarra, 314-654-8618
Manager, Communications
rhonda.sciarra@mallinckrodt.com
or
Meredith
      Fischer, 314-654-3318
Senior Vice President, Communications
meredith.fischer@mallinckrodt.com