News Release
                    
                CORRECTING and REPLACING Mallinckrodt Pharmaceuticals to Hold Investor Briefing in New York
                    DUBLIN--(BUSINESS WIRE)--Nov. 8, 2013--
      First graph, second sentence of release should read: ...from 8:00am
      to 9:30am Eastern Standard Time (sted ...from 8:30am to 9am
      Eastern Standard Time).
    
      The corrected release reads:
    
      MALLINCKRODT PHARMACEUTICALS TO HOLD INVESTOR BRIEFING IN NEW YORK
    
      Mallinckrodt
      (NYSE:MNK), a global specialty pharmaceutical and global medical imaging
      company, will hold an investor briefing on November 14, 2013. The
      meeting will be held at the Grand Hyatt at 109 East 42nd Street at Grand
      Central Terminal New York, NY from 8:00am to 9:30am Eastern Standard
      Time. Mark Trudeau, President and CEO of Mallinckrodt, along with
      members of Mallinckrodt’s senior management team, will present.
    
      Individuals who are unable to attend the meeting in person will be able
      to view a live video and webcast at Mallinckrodt’s website: http://mallinckrodt.com/investor_relations.aspx
      or participate by telephone: 877-348-9353 in the U.S – and 253-237-1159
      outside the U.S. The access code for all callers is 93659517. A replay
      of the presentation and the presentation materials will be available at
      the same website following the conclusion of the meeting.
    
      ABOUT MALLINCKRODT:
    
      Mallinckrodt is a 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 direct sales in roughly 70 countries. 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
Lynn
      Phillips, 314-654-3263
Manager, Media Relations
lynn.phillips@mallinckrodt.com
or
Meredith
      Fischer, 314-654-3318
Senior Vice President, Communications
meredith.fischer@mallinckrodt.com