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

Portola May Need Randomized Trial For AndexXa Approval. The Question Is When

 
• By Emily Hayes

Randomized trial represents higher bar for US approval of reversal agents for novel anticoagulants than expected – and if needed prior to approval, could delay AndexXa launch for two or maybe even four years.

PS1802_Question Mark-V1_121518352_1200.jpg

Portola Pharmaceuticals Inc. may need a randomized trial for US approval of its AndexXa (andexanet alfa) antidote for Factor Xa anticoagulants, raising concerns that this would be needed prior to approval, delaying launch by years.

The company disclosed FDA's potential request during its earnings call on Wednesday, Feb. 28, after the market closed, noting that...

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

UK MHRA: Bacteriophage Developers Wanted ‘More Clarity’ On UK Framework

 
• By Eliza Slawther

Julian Beach, interim executive director of healthcare quality and access at the UK drug regulator, the MHRA, tells the Pink Sheet how the agency is responding to increased efforts to develop bacteriophage therapies.

LDT Final Act? US FDA Will Not Appeal District Court Decision Vacating Final Rule

 
• By Brian Bossetta

The US FDA ended efforts to regulate lab-developed tests as medical devices for now when it did not appeal a decision from the Eastern District of Texas that tossed out the agency's final rule.

MHRA Backs Bacteriophage Innovation To Fight Antimicrobial Resistance

 
• By Eliza Slawther

The UK regulator wants to help companies to develop bacteriophages for the treatment of infections. Its first guidance on this topic offers advice to researchers and sets out the regulatory requirements they will need to meet.

US FDA Cell-Gene Therapy Head Says Agency Has Revived Stalled Programs

 
• By Sarah Karlin-Smith

CBER's Nicole Verdun wants rare disease sponsors with stalled treatments to circle back because the FDA's evolved thinking on clinical trial designs may offer another opportunity for cast away products.

More from Pathways & Standards

MHRA Backs Bacteriophage Innovation To Fight Antimicrobial Resistance

 
• By Eliza Slawther

The UK regulator wants to help companies to develop bacteriophages for the treatment of infections. Its first guidance on this topic offers advice to researchers and sets out the regulatory requirements they will need to meet.

US FDA Cell-Gene Therapy Head Says Agency Has Revived Stalled Programs

 
• By Sarah Karlin-Smith

CBER's Nicole Verdun wants rare disease sponsors with stalled treatments to circle back because the FDA's evolved thinking on clinical trial designs may offer another opportunity for cast away products.

FDA’s FY 2026 Budget Request Lacks New Policy Proposals

 
• By Sue Sutter

The White House requested $6.8bn for the FDA, down 3.9% from the current funding level, but does not propose any legislative changes. In previous years, the agency used the budget process to seek statutory fixes specific to generic drugs and shortages.