‘Future Protect': Shoring Up Clinical Programs Against Changes In Standard Of Care
Contract research organization leaders weigh in on how to avoid some recent pitfalls seen at US FDA advisory committee panels.
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Following a memorable cancer drug advisory panel meeting where FDA explained how accelerated approvals may be more at risk due to changing standard of care, ChemoCentryx’s ANCA-vasculitis treatment runs into trouble because of another drug’s changing indication during their Phase III study.
Near tie goes to the US FDA? While almost every member of the Arthritis Advisory Committee agreed with agency’s assessment that ChemoCentryx’s trial of avacopan for ANCA vasculitis was poorly designed, making it hard to tease out the drug’s benefit-risk profile, about half were in favor of approval due to the potential to spare patients from the adverse effects of steroids. Others said the sponsor didn’t meet the agency’s standard for approval off just one pivotal study.
Citing changing therapeutic landscape and doubts about utility of checkpoint inhibitor monotherapy in this setting, advisory committee votes 6-2 against maintaining PD-1 inhibitor’s accelerated approval for third-line treatment of advanced gastric or gastroesophageal junction adenocarcinoma.