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Advisory Committee Disagreement With US FDA On Approval Decisions An Increasingly Rare Event

 
• By Derrick Gingery

A new study finds the agency only approved a product despite a negative advisory committee vote six times in six years. The overall rate of agreement between the agency and advisory committees has increased since 2015.

Agreement
FDA-advisory committee agreement was higher among priority applications compared to standard applications. • Source: Shutterstock

The shock and outrage in some circles over the US Food and Drug Administration’s surprise accelerated approval of Biogen, Inc.’s Alzheimer’s treatment Aduhelm (aducanumab-avwa) in 2021 stemmed partly from the agency’s disagreement with its outside advisers, an already uncommon event that data suggests is becoming even more rare.

A study by 3D Communications of all FDA advisory committee votes and drug, biologic and device application decisions from 2017...

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More from US FDA Performance Tracker

October US FDA User Fee Goals: Few Novel Agents, But Many New Indications As Shutdown Looms

 
• By Bridget Silverman

October is unusually low on user fee goals for novel agents, but more than 20 applications for new indications and formulations will keep FDA staff busy, especially in oncology and ophthalmology.

J&J’s Inlexzo Is A Rare 505(b)(2) NDA To Qualify For US FDA’s Real-Time Oncology Review

 
• By Bridget Silverman

A Johnson & Johnson executive tells the Pink Sheet in an interview how the company developed its pretzel-shaped intravesical drug releasing system for gemcitabine, which used design and materials to improve efficacy and ease bladder cancer treatment.

89 Complete Response Letters For Unapproved Drugs, One Huge Leap For US FDA Transparency

 
• By Bridget Silverman

The US FDA’s unprecedented publication of 89 recent CRLs for unapproved products comes with a promise to release future letters more promptly.

Rare Disease Tests Aplenty On US FDA’s September User Fee Calendar

 
• By Bridget Silverman

US FDA's regulatory flexibility for rare diseases is newly enshrined in the FDA's "Rare Disease Evidence Principles," but upcoming goal dates include some real-world examples of challenging orphan applications.

More from Regulatory Trackers

89 Complete Response Letters For Unapproved Drugs, One Huge Leap For US FDA Transparency

 
• By Bridget Silverman

The US FDA’s unprecedented publication of 89 recent CRLs for unapproved products comes with a promise to release future letters more promptly.

Rare Disease Tests Aplenty On US FDA’s September User Fee Calendar

 
• By Bridget Silverman

US FDA's regulatory flexibility for rare diseases is newly enshrined in the FDA's "Rare Disease Evidence Principles," but upcoming goal dates include some real-world examples of challenging orphan applications.

US FDA Emphasizes Primary Endpoint Primacy In Vatiquinone, Lytenava CRLs

 
• By Bridget Silverman

The complete response letters call for a new trial for PTC’s vatiquinone and more confirmatory evidence for Outlook Therapeutics’ Lytenava, while Telix’s Zircaix CRL shows quality challenges for a novel radiopharmaceutical approach.