Mersana slapped with partial FDA hold after five patient deaths in ovarian cancer studies
Another one of Mersana’s clinical programs is reporting patient deaths in a study, and now it’s prompting the FDA to step in.
The agency slapped Mersana with a partial clinical hold, the biotech announced Thursday, halting enrollment in two of three studies for the ovarian cancer therapy upifitamab rilsodotin. Investigators observed five fatal bleeding events from 560 patients across all three studies, prompting the hold.
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