Joint Filer Information
| Names: | Deerfield Mgmt, L.P., Deerfield Management Company, L.P., Deerfield Private Design Fund II, L.P., Deerfield Private Design International II, L.P., Deerfield Special Situations Fund, L.P. and Breaking Stick Holdings, LLC |
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| Address: | 780 Third Avenue, 37th Floor New York, NY 10017 |
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| Designated Filer: | James E. Flynn |
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| Issuer and Ticker Symbol: | Avadel Pharmaceuticals PLC. [AVDL] |
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| Date of Event Requiring Statement: | April 30, 2018 |
The undersigned, Deerfield Mgmt, L.P., Deerfield Management Company, L.P., Deerfield Private Design Fund II, L.P., Deerfield Private Design International II, L.P., Deerfield Special Situations Fund, L.P. and Breaking Stick Holdings, LLC are jointly filing the attached Initial Statement of Beneficial Ownership on Form 3 with James E. Flynn with respect to the beneficial ownership of securities of Avadel Pharmaceuticals PLC.
Signatures:
DEERFIELD MANAGEMENT COMPANY, L.P. By: Flynn Management LLC, General Partner By:/s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact | DEERFIELD MGMT, L.P. By: J.E. Flynn Capital, LLC, General Partner By:/s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact |
DEERFIELD PRIVATE DESIGN FUND II, L.P. By: Deerfield Mgmt, L.P., General Partner By: J.E. Flynn Capital, LLC, General Partner By:/s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact | DEERFIELD PRIVATE DESIGN INTERNATIONAL II, L.P. By: Deerfield Mgmt, L.P., General Partner By: J.E. Flynn Capital, LLC, General Partner By:/s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact |
DEERFIELD SPECIAL SITUATIONS FUND, L.P. By: Deerfield Mgmt, L.P., General Partner By: J.E. Flynn Capital, LLC, General Partner By:/s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact | BREAKING STICK HOLDINGS, LLC By: Deerfield Management Company, L.P., Manager By: Flynn Management LLC, General Partner By:/s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact |
