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

Hemophilia Accelerated Approval: Factor Activity Useful Surrogate, Panel Says

 
• By Grace Moser

Variability in assays is important issue in managing patients at “trough” levels, experts at US FDA hemophilia workshop suggest. However, assuming some significant level of activity is restored, the exact level isn’t overly important. 

Hemophilia_525478450_1200.jpg

The US FDA’s takeaway from a recent expert panel discussion on hemophilia factor activity as a surrogate endpoint is that the measure is appropriate at a “certain threshold” even though variability exists between the assays used to measure it.

In a recent draft guidance about gene therapies for treatment of hemophilia, the agency proposed to allow utilization of factor levels as a surrogate endpoint, but noted that sponsors...

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 Approval Standards

EMA: ‘Sad To See’ Member States Against Patient Engagement Under EU Pharma Reform

 
• By Eliza Slawther

The European Medicines Agency’s chief medical officer Steffen Thistrup argued that patients are able to understand the “complex regulatory and scientific issues” that the EMA committees discuss when they assess drugs.

Pfizer’s All-Comers CRPC Dream For Talzenna Quashed For Lack Of Biomarker-Negative Rigor

 
• By Bridget Silverman

The lack of a formal analysis of efficacy in castration-resistant prostate cancer patients without HRR mutations doomed Pfizer’s Talzenna at the US FDA's Oncologic Drugs Advisory Committee, as FDA oncology chief Richard Pazdur says chance cannot be ruled out.

Darzalex Faspro Gains US FDA AdComm Support For Smoldering Myeloma Claim

 
• By Bridget Silverman

The use of J&J’s Darzalex Faspro in high-risk smoldering multiple myeloma could result in overtreatment, but the FDA committee voted in favor of the new claim for delay in development of multiple myeloma.

Legal, Process Problems May Plague New US FDA COVID-19 Vaccine Policy

 
• By Sarah Karlin-Smith

The FDA may have violated laws and regulations along with many norms in how it released its planned changes for COVID-19 vaccine approvals.

More from Pathways & Standards

Legal, Process Problems May Plague New US FDA COVID-19 Vaccine Policy

 
• By Sarah Karlin-Smith

The FDA may have violated laws and regulations along with many norms in how it released its planned changes for COVID-19 vaccine approvals.

Novavax’s COVID-19 Vaccine Label Narrowed After Political Officials Intervened

 
• By Sarah Karlin-Smith

The label that Novavax's COVID-19 vaccine was slated to receive before political officials held up the approval was broader than was granted 16 May.

UroGen’s Mitomycin: Are Randomized Trials For Bladder Cancer Necessary?

 
• By Sue Sutter

The Oncologic Drugs Advisory Committee will vote on the risk-benefit of UGN-102 for low-grade, intermediate-risk, non-muscle invasive bladder cancer based on data from a single-arm trial, but the FDA also seeks input on requiring randomized studies for future treatments.