US FDA Panel To Weigh Whether Copiktra’s Benefit-Risk Profile In Hematologic Cancers Has Changed
Adverse trend in overall survival, tolerability concerns, and uncertainty regarding the dose suggest the PI3K inhibitor's benefit-risk profile in its current indications is unfavorable, FDA says. Secura Bio asserts OS data are confounded and safety issues are the same as at initial approval.
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More than seven months after the Oncologic Drugs Advisory Committee voted that Pepaxto and Copiktra had negative benefit-risk profiles in their labeled indications, the drugs' approvals remain intact. Oncopeptides is still considering whether to heed the FDA's request to withdraw the Pepaxto NDA, even though the drug is not currently marketed. Secura Bio says Copiktra remains on the market and available for prescribing.
PARP inhibitors appear to be getting the same kind of scrutiny that US FDA has given to P13K inhibitors. AstraZeneca’s Lynparza, GSK’s Zejula, and Clovis’ Rubraca have indications voluntarily withdrawn after ‘potential detrimental effect’ on overall survival seen in randomized clinical trials.
Secura’s Copiktra: Trial Design, Shifting Standard Of Care Could Spell The End For Third-Line CLL/SLL
In concluding benefits do not outweigh risks in the drug’s current indication, US FDA advisory committee members cite concerns about survival data from the Phase III DUO trial, as well as the drug’s toxicities, safety issues with the PI3K inhibitor class, and the changing treatment landscape for chronic lymphocytic leukemia and small lymphocytic lymphoma.