HAQ Healthcare Acquisition Corp

Healthcare Acquisition Corp. (AMEX:HAQ), a publicly-traded special purpose acquisition company, and PharmAthene, Inc., a biodefense company developing and commercializing medical countermeasures against biological and chemical threats, today announced that the trading halt in the stock and warrants of the Company was the result of inaccurate information received after its stockholders meeting from its transfer agent. The trading was halted while the parties and the transfer agent for the Company investigated the accuracy of the previously reported vote. About PharmAthene, Inc. PharmAthene was formed as a result of a merger with Healthcare Acquisition Corp. PharmAthene is a biodefense company developing and commercializing medical countermeasures against biological and chemical threats. PharmAthene�s lead programs include Valortim� for the prevention and treatment of anthrax infection and Protexia� for the prevention and treatment of morbidity and mortality associated with exposure to chemical nerve agents. For more information on PharmAthene, please visit www.PharmAthene.com. Healthcare Acquisition Corp. was a blank check company that was formed for the specific purpose of consummating a business combination. Forward Looking Statement Disclosure This press release contains certain "forward-looking statements'' within the meaning of the Private Securities Litigation Reform Act of 1995, as amended, including statements regarding the efficacy of potential products, the timelines for bringing such products to market and the availability of funding sources for continued development of such products. Forward-looking statements are not historical facts but are based on management's estimates, assumptions and projections, and are subject to uncertainties, many of which are beyond the control of PharmAthene. Actual results may differ materially from those anticipated in any forward-looking statement. Factors that may cause such differences include the risks that (a)�potential products that appear promising to PharmAthene or any of their collaborators cannot be shown to be efficacious or safe in subsequent preclinical or clinical trials, (b) PharmAthene or its collaborators will not obtain appropriate or necessary governmental approvals to market these or other potential products, (c)�PharmAthene may not be able to obtain anticipated funding for its development projects or other needed funding, (d) PharmAthene may not be able to secure funding from anticipated government contracts and grants, and (e) PharmAthene may not be able to secure or enforce adequate legal protection, including patent protection, for their products. The information contained in this press release should be read in light of such risks. The Company does not assume any obligation to update the information contained in this press release.