Streamlining DAR Determination for ADCs

Accelerated approval for dostarlimab-gxly (Jemperli) pairs a single-arm phase 2 dataset with an FDA-authorized biomarker test and confirmatory requirements.

BMS's Dr Nathan Pennell outlines how biomarker testing barriers and trial diversity affect patient access to targeted oncology drugs.

In the phase 3 SHINE-2 trial, half of pediatric patients who responded to mirikizumab induction were in clinical remission at week 52. Lilly plans to file for a pediatric UC label expansion.

Guselkumab (Tremfya) sustained perianal fistula healing through 1 year in Crohn disease, with remission climbing to 35% in one FUZION dosing arm.

Roche will take ex-China development of Hansoh’s two preclinical ADCs and multiple programs against Roche-proposed targets once Hansoh completes global phase 1a trials. The deal includes $400 million upfront and more than $15 billion in potential milestones.

Cemiplimab's proposed EU regimen could cut Libtayo infusion visits from every 3 weeks to every 6 weeks, trimming infusion time by up to half.

Opus Genetics reports sustained vision gains with gene therapy, the FDA approves Roche’s Enspryng for at-home treatment of thyroid eye disease, and Estuary Biotherapeutics launches with $103 million to develop gene therapies for polycystic kidney disease.

When large pharmaceutical companies deprioritize drug candidates, smaller developers may license or acquire them, but due diligence, deal structure, and trial planning determine whether a program can move forward.