Amarillo, Texas, December 17, 2009 — Amarillo Biosciences, Inc. (ABI) (OTCBB: AMAR) today announced that its ongoing study of oral interferon as prevention/treatment of influenza and other respiratory illnesses in Perth, Australia is nearing completion.  A total of 200 healthy volunteers were enrolled in this Phase 2 clinical trial to take oral interferon or placebo lozenges once daily for 16 weeks, followed by 4 weeks of post-treatment observation. The treatment phase of the study was successfully concluded in November with over 80% of the volunteers completing 16 weeks of study medication. All subjects are scheduled to complete the 4 weeks of post-treatment observation by the end of the year.

Amarillo, Texas, November 11, 2009 — Amarillo Biosciences, Inc. (ABI) (OTCBB: AMAR) reported that the American Veterinary Medical Association (AVMA) recently confirmed that a household cat in Iowa developed signs of respiratory infection caused by H1N1 influenza virus. The AVMA report adds cats to the growing list of animals, including ferrets, hogs (most recently in Indiana and Taiwan) and turkeys reported to be infected by H1N1 influenza virus.