(BUSINESS WIRE)--Spectrum Pharmaceuticals (NasdaqGS: SPPI), a biotechnology company with fully integrated commercial and drug development operations with a primary focus in oncology, today announced it submitted a supplemental New Drug Application with the U.S. Food and Drug Administration (FDA) for a Ready-to-Use formulation of FUSILEV (levoleucovorin) for Injection. This submission is in support of FUSILEV’s use in colorectal cancer, which is currently under review by the FDA with a Prescription Drug User Fee Act (PDUFA) action date of April 29 2011. FDA has up to 60 days to formally accept the submission.