HENDERSON, Nev.--(BUSINESS WIRE)--Spectrum Pharmaceuticals (NasdaqGS: SPPI), a biotechnology company with fully integrated commercial and drug development operations with a primary focus in oncology, announced today that during the second quarter the Company has worked closely with the U.S. Food & Drug Administration (FDA) on securing multiple sources of U.S. manufacturing for the Company’s anti-cancer drug, FUSILEV, approved on April 29, 2011 for use in the palliative treatment of patients with advanced metastatic colorectal cancer. Spectrum believes it has secured ample FUSILEV manufacturing capacity to meet the current and anticipated demand in patients undergoing treatment for colorectal cancer.