NEW YORK, July 19, 2024 (GLOBE NEWSWIRE) -- SIGA Technologies, Inc. (SIGA) (NASDAQ:SIGA), a commercial-stage pharmaceutical company, today announced that the U.S. Department of Health and Human Services exercised a procurement option for the delivery of approximately $113 million of oral TPOXX® treatment courses. "Building on the orders received in 2023 from the U.S. government and 15 international customers, this$113 million order from the U.S. government will enhance orthopoxvirus preparedness and suppor ...