DUBLIN, March 4, 2013 /PRNewswire/ -- Jazz Pharmaceuticals plc (Nasdaq: JAZZ) today announced an underwritten public offering of 5,375,000 of its ordinary shares held by certain of its existing shareholders. Jazz Pharmaceuticals will not receive any proceeds from the sale of ordinary shares by the selling shareholders in the offering, and its total number of ordinary shares outstanding will not change as a result of the offering. Barclays Capital Inc. is acting as sole book-running manager and underwriter in this offering. A registration statement relating to the shares described above was previously filed with and has become effective by rule of the Securities and Exchange Commission ("SEC"). A final prospectus supplement relating to the offering will be filed with the SEC. Copies of the final prospectus supplement and related prospectus, when available, may be obtained from Barclays Capital Inc., c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, New York 11717, or by telephone at 1-888-603-5847, or by email at Barclaysprospectus@broadridge.com. This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of, the shares in any state or other jurisdiction which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities laws of any such state or other jurisdiction. About Jazz Pharmaceuticals Jazz Pharmaceuticals plc is a specialty biopharmaceutical company focused on improving patients' lives by identifying, developing and commercializing innovative products that address unmet medical needs. The company has a diverse portfolio of products in the areas of narcolepsy, oncology, pain and psychiatry. The company's U.S. marketed products in these areas include: Xyrem ® (sodium oxybate) oral solution, Erwinaze ® (asparaginase Erwinia chrysanthemi), Prialt ® (ziconotide) intrathecal infusion, FazaClo ® (clozapine, USP) HD, FazaClo LD, and Luvox CR ® (fluvoxamine maleate). Outside of the U.S., Jazz Pharmaceuticals also has a number of products marketed by its EUSA Pharma division. "Safe Harbor" Statement under the Private Securities Litigation Reform Act of 1995 This press release contains forward-looking statements, including, but not limited to, statements related to the public offering of ordinary shares of Jazz Pharmaceuticals. These forward-looking statements are based on Jazz Pharmaceuticals' current expectations and inherently involve significant risks and uncertainties. Jazz Pharmaceuticals' actual results and the timing of events could differ materially from those anticipated in such forward-looking statements as a result of these risks and uncertainties, which include, without limitation, risks and uncertainties associated with market conditions and the satisfaction of customary closing conditions related to the public offering. Additional risks and uncertainties relating to the public offering, Jazz Pharmaceuticals and its business can be found under the caption "Risk Factors" and elsewhere in Jazz Pharmaceuticals plc's Securities and Exchange Commission filings and reports (Commission File No. 001-33500), including in its Annual Report on Form 10-K for the year ended December 31, 2012. Jazz Pharmaceuticals undertakes no duty or obligation to update any forward-looking statements contained in this release as a result of new information, future events or changes in its expectations.