FDA Authorizes New Hemispherx Biopharma Clinical Trial of Intranasal Ampligen(R) With Seasonal Influenza Vaccine PHILADELPHIA, July 20, 2011 (GLOBE NEWSWIRE) -- Hemispherx Biopharma, Inc. (NYSE Amex:HEB) (the "Company" or "Hemispherx") today announced it has received U.S. Food Drug Administration (FDA)...

Hemispherx Biopharma Receives U.S. Patent Office Notification of New Patent Granted for the Use of Ampligen(R) as an Influenza Virus Vaccine Adjuvant for Protection Against Pandemic Avian Influenza PHILADELPHIA, July 19, 2011 (GLOBE NEWSWIRE) -- Hemispherx Biopharma, Inc. (NYSE Amex:HEB) (the "Company" or "Hemispherx") today announced the granting of a new United States Patent for the use of...