Clinical research
Both vibostolimab and favezelimab have had disappointing runs leading up to their termination, sustaining several late-stage failures.
Some 90% of investigational drugs fail—and success rates are even more dire in the neuro space. Here, BioSpace looks at five clinical trial flops that stole headlines over the past 12 months.
Following news of RSV lower respiratory tract infections in infants immunized with Moderna’s investigational RNA vaccines, FDA advisors said the trial investigators should continue the study, while keeping an eye out for further safety signals.
Incyte is abandoning its ALK2 blocker zilurgisertib, which it was trialing for myelofibrosis-associated anemia, while iTeos will deprioritize the development of inupadenant after it failed to meet the biotech’s clinical bar in a Phase II study of metastatic non-small cell lung cancer.
Ocaliva recently failed to secure the FDA’s traditional approval for primary biliary cholangitis due to safety concerns.
The EMA approved a kidney disease–related label expansion for the blockbuster GLP-1 drug after a study showed reduced risk of death by 20%.
Pfizer, facing increasing pressure from Novartis, is touting a Phase III win for Ibrance as the first clinical evidence supporting the CDK4/6 inhibitor class’ use in patients with a specific type of breast cancer.
Candel’s trial was conducted under the FDA’s Special Protocol Assessment program, meaning that its data could be used as a basis for a regulatory application.
The discontinuation caps off a turbulent development path for izokibep, which in September 2023 produced disappointing results from Phase IIb/III study in hidradenitis suppurativa that was found to have had dosing errors.
With nearly 90% of patients showing no detectable cancer cells after treatment, J&J and Legend’s Carvykti could stave off competition from emerging CAR T therapies such as Gilead and Arcellx’s anito-cel.
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