EX-99.1 3 e604593_ex99-1.txt Joint Filer Information Names: Deerfield Capital L.P., Deerfield Partners, L.P., Deerfield Management Company, L.P., Deerfield International Limited Address: Deerfield Capital, L.P., Deerfield Partners, L.P., Deerfield Management Company, L.P: 780 Third Avenue, 37th Floor New York, NY 10017 Deerfield International Limited c/o Bisys Management Bison Court, Columbus Centre, P.O. Box 3460 Road Town, Tortola British Virgin Islands Designated Filer: James E. Flynn Issuer and Ticker Symbol: PAR Pharmaceutical Companies, Inc. (PRX) Date of Event Requiring Statement: November 6, 2008 The undersigned, Deerfield Capital, L.P., Deerfield Partners, L.P., Deerfield Management Company, L.P., and Deerfield International Limited 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 PAR Pharmaceutical Companies, Inc. Signatures: DEERFIELD CAPITAL, L.P. By: J.E. Flynn Capital LLC, General Partner By: /s/ Darren Levine ---------------------------------------- Darren Levine, Authorized Signatory DEERFIELD PARTNERS, L.P. By: Deerfield Capital, L.P. By: J.E. Flynn Capital LLC, General Partner By: /s/ Darren Levine ---------------------------------------- Darren Levine, Authorized Signatory DEERFIELD MANAGEMENT COMPANY, L.P. By: Flynn Management LLC, General Partner By: /s/ Darren Levine ---------------------------------------- Darren Levine, Authorized Signatory DEERFIELD INTERNATIONAL LIMITED By: Deerfield Management Company By: Flynn Management LLC, General Partner By: /s/ Darren Levine ---------------------------------------- Darren Levine, Authorized Signatory