ROCKVILLE, Md., March 17, 2010 (GLOBE NEWSWIRE) -- Nabi Biopharmaceuticals (Nasdaq:NABI) announced that it has initiated the second of two pivotal Phase III clinical trials for NicVAX® (Nicotine Conjugate Vaccine), the company’s innovative and proprietary vaccine to treat nicotine addiction and prevent smoking relapse. The FDA has agreed with Nabi on the study design, protocol and end points through a Special Protocol Assessment (SPA). The SPA forms a basic foundation to support approval of a New Drug Application. The Company also received scientific advice from the European Medicines Agency (EMEA) that confirms and supports the trial protocol.