1. Pink Sheet
  2. >>Pathways & Standards
  3. >>Review Pathways

Breakthrough Therapies: Failed Study Won’t Automatically Lead To Rescinded Designation

 
• By Sue Sutter and Bridget Silverman

The decision to maintain or revoke breakthrough therapy status when trial results do not appear to support the original designation will depend on the facts specific to a development program, the US FDA says in new draft guidance. Since 2012, the agency has granted 475 breakthrough therapy designation requests and rescinded 35 designations.

Disappearing bridge
A breakthrough therapy designation won't automatically disappear if a subsequent study fails its efficacy endpoint. • Source: Shutterstock

An unsuccessful clinical trial is not automatically cause for rescinding a drug or biologic’s breakthrough therapy designation, the US Food and Drug Administration said in a new draft guidance.

Rather, the decision to maintain or revoke breakthrough therapy status when subsequent results appear not to support the evidence on which the designation was based “will depend on the facts...

Read the full article – start your free trial today!

Join thousands of industry professionals who rely on Pink Sheet for daily insights

  • Start your 7-day free trial
  • Explore trusted news, analysis, and insights
  • Access comprehensive global coverage
  • Enjoy instant access – no credit card required
Start Free Trial

Already a subscriber?

More from Review Pathways

User Fee-Funded Staff Would Drop In FY 2026 US FDA Budget

 
• By Derrick Gingery

The reductions across medical product programs in the agency’s budget request include hundreds of positions funded by user fees, which may foreshadow its upcoming user fee restructuring strategy.

EMA Official Clarifies Benefits And Limitations Of Innovation Pathways

 
• By Eliza Slawther

A European Medicines Agency official provided an overview and update of the support the EMA offers developers of innovative products and discussed, among other things, its Innovation Task Force, Quality Innovation Group and a scientific advice pilot for clinical trials.

US FDA’s Prasad: ‘We Will Always Embrace Surrogate Endpoints’

 
• By Sarah Karlin-Smith

The new CBER director, once best known in the pharma world for criticizing accelerated approval, committed to expediting cancer drugs with surrogate endpoints.

What Information Does US FDA Need For Stealth’s Elamipretide After CRL?

 
• By Sue Sutter

The agency said it will consider knee extensor muscle strength as a potential intermediate clinical endpoint to support accelerated approval, but Stealth CEO Reenie McCarthy said announcing it via complete response letter is confusing and inefficient.

More from Pathways & Standards

US FDA’s Prasad: ‘We Will Always Embrace Surrogate Endpoints’

 
• By Sarah Karlin-Smith

The new CBER director, once best known in the pharma world for criticizing accelerated approval, committed to expediting cancer drugs with surrogate endpoints.

What Information Does US FDA Need For Stealth’s Elamipretide After CRL?

 
• By Sue Sutter

The agency said it will consider knee extensor muscle strength as a potential intermediate clinical endpoint to support accelerated approval, but Stealth CEO Reenie McCarthy said announcing it via complete response letter is confusing and inefficient.

EMA Touts Faster Global Post-Approval Changes Via Regulatory Reliance

 
• By Eliza Slawther

The European Medicines Agency says that a regulatory reliance pilot that it is supporting to speed up assessments of post-approval changes appears to be accelerating evaluation timelines in non-EU countries.