ImmunoGen, Inc. is getting closer to bringing its first antibody-drug conjugate (ADC) to market on its own, with mirvetuximab soravtansine on track to potentially gain US Food and Drug Administration approval for ovarian cancer before the end of 2022.
ImmunoGen’s Mirvetuximab Confidence Justified With Ovarian Cancer Win
Success Follows Accelerated Approval Setback In 2019
The response rate, with five complete responses, exceeds known responses to standard-of-care chemotherapy in heavily pre-treated folate receptor alpha-high patients. A US FDA filing is on track for early 2022.

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