NEW YORK, March 12, 2009 (GLOBE NEWSWIRE) -- SIGA Technologies, Inc. (Nasdaq:SIGA), a company specializing in the development of pharmaceutical agents to fight biowarfare pathogens, today announced its intent to respond to the government’s Request for Proposal (RFP) with respect to the procurement of 1.7 million courses of medical countermeasures that can specifically provide treatment courses for symptomatic individuals exposed to smallpox. The RFP indicates that up to 12 million courses may be procured. SIGA believes its smallpox antiviral drug candidate ST-246(r) is strongly and uniquely positioned to meet the RFP’s specifications.