(U.S.A.) Actual Label: {***} {***} 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 14 of 28 Exhibit 2 Study Protocol Synopsis A Compassionate Use Protocol Using Natural Leukocyte Interferon (Alfa-n3) for Individual Treatment of Symptomatic Patients with Middle East Respiratory Syndrome (MERS) {***} {***} 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 15 of 28 Exhibit 3 Business Plan {***} 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 16 of 28 Exhibit 4 TECHNICAL / QUALITY AGREEMENT 1. Parties This Quality Agreement is entered by and between Scientific Products Pharmaceutical Co. LTD., a pharmaceutical company with its primary offices located at Tahlia Street, P.O Box 10485, Riyadh 11433 Saudi Arabia ("SCIEN") and Hemispherx Biopharma, Inc. 783 Jersey Avenue, New Brunswick, New Jersey 08901(HEMISPHERX). 2. Purpose The purpose of this Quality Agreement is to clearly define the quality operating procedures, duties and responsibilities to be employed by SCIEN and HEMISPHERX in the conduct of activities by SCIEN for Hemispherx Biopharma, Inc. The objective of these procedures and this Quality Agreement is assurance that services are conducted in a timely, consistent and uniform manner and in accordance with current laws, directives, regulations and guidelines, as may be applicable to the specific project(s). These requirements may include those defined by the U.S. FDA's regulations At 21CFR314.80 (Post-marketing reporting of adverse drug experiences