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 and hematology, today announced promising clinical data in five poster presentations for ZEVALIN® (ibritumomab tiuxetan) Injection for intravenous use, as well as a poster presentation and one e-abstract publication for belinostat, at the American Society of Clinical Oncology (ASCO) Annual Meeting being held in Chicago, Illinois, from June 1-5, 2012.
