HZNP Horizon Therapeutics Public Limited Company

Horizon Pharma plc (Nasdaq:HZNP), a biopharmaceutical company focused on improving patients' lives by identifying, developing, acquiring and commercializing differentiated and accessible medicines that address unmet medical needs, announced today that the company will participate in the following conference in December:

BMO Prescriptions for Success Healthcare Conference

• Date:  Dec. 14, 2017
• Presentation Time:  2:30 p.m. ET
• Location:  New York, NY

The presentation will be webcast live and may be accessed by visiting Horizon's website at http://ir.horizon-pharma.com.  A replay of the webcast will be available for the event.

About Horizon Pharma plc Horizon Pharma plc is a biopharmaceutical company focused on improving patients' lives by identifying, developing, acquiring and commercializing differentiated and accessible medicines that address unmet medical needs.  The Company markets 11 medicines through its orphan, rheumatology and primary care business units.  For more information, please visit www.horizonpharma.com.  Follow @HZNPplc on Twitter or view careers on our LinkedIn page.

Contacts:

Investors:           Tina Ventura               Senior Vice President,Investor Relations investor-relations@horizonpharma.com 

Ruth Venning   Executive Director,  Investor Relations       investor-relations@horizonpharma.com  

U.S. Media:Geoff CurtisSenior Vice President,Corporate Affairs & Chief Communications Officermedia@horizonpharma.com

Ireland Media:Ray GordonGordon MRMray@gordonmrm.ie