EXHIBIT 4.2 PLACEMENT AGENTS WARRANT AGREEMENT This WARRANT AGREEMENT (this "Agreement") dated November 7, 2005, by and among Javelin Pharmaceuticals, Inc., a Delaware corporation (the "Company"), and Rodman & Renshaw, LLC ("R&R"), and Riverbank...Placement Agents Warrant Agreement • November 10th, 2005 • Javelin Pharmaceuticals, Inc • Pharmaceutical preparations • New York
Contract Type FiledNovember 10th, 2005 Company Industry Jurisdiction