 NEW YORK, June 30, 2021 GLOBE NEWSWIRE -- SIGA Technologies, Inc. SIGA NASDAQ: SIGA, a commercial-stage pharmaceutical company focused on the health security market, today announced that it provided TPOXX tecovirimat to Liverpool University Hospitals NHS Foundation Trust, in the United Kingdom UK. TPOXX, which is approved in the United States for the treatment of smallpox, was delivered to Liverpool for compassionate treatment for a patient confirmed to be infected with monkeypox. 