the regulatory authority, and subsequently to market, sell and distribute Interferon alfa-n3 (human leukocyte derived) in the GCC, and WHEREAS, SCIEN desires to supply Interferon alfa-n3 (human leukocyte derived) under special approval from the Saudi Ministry of Health and for other GCC states where applicable, and WHEREAS, HEMISPHERX desires to supply and sell Interferon alfa-n3 (human leukocyte derived)) to SCIEN, and SCIEN is willing to purchase Interferon alfa-n3 (human leukocyte derived) from HEMISPHERX for the purposes described in this agreement. NOW THEREFORE, in consideration of the mutual covenants and agreements made herein, and for other good and valuable consideration, the receipt of which is hereby acknowledged, the Parties agree as follows: I. DEFINITIONS "Affiliate" means any corporation or other business entity, which controls, is controlled by, or is under the common control of a Party. "End User" means a physician, medical facility or institution, or government agency that purchases Product with the intent of administering it to a patient. "Field" means refractory/recurrent genital warts, recombinant interferon refractory patients and patients with other infectious diseases, e.g., MERS, influenza, West Nile Virus, and cancer, etc. "HEMISPHERX Intellectual Property" means all HEMISPHERX patents, patent applications, know-how, and trademarks owned or controlled by HEMISPHERX up to the termination or expiration of this Agreement. "List Price" means ${***}/Product Unit. "Product" means an injectable formulation of clinical grade Interferon alfa-n3 (human leukocyte derived). {***} Confidential portions of this exhibit have been redacted and filed separately with the Commission pursuant to a confidential treatment request in accordance with Rule 24b-2 of the Securities Exchange Act of 1934, as amended. Page 1 of 28 "Product Data" means all data possessed by HEMISPHERX relating to the use of Interferon alfa-n3 (human leukocyte derived) to treat patients in the Field and which is needed to obtain regulatory approval in the