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Interchangeable Biosimilar Designations Shouldn't Be Forever, Innovators Say

 
• By Sue Sutter

US FDA may need to withdraw previous interchangeability determination due to new indications or manufacturing changes, reference product companies say; generic firms say prior interchangeability designation should apply to new indications absent significant scientific questions.

The US FDA should establish a formal, transparent mechanism for withdrawing an interchangeability determination if a biosimilar no longer meets the standard, some innovator companies believe.

In comments on FDA’s draft interchangeability guidance, the Biotechnology Innovation Organization (BIO) and Amgen Inc. urge FDA to delineate...

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Canada Joins Global Push To Drop Costly Clinical Trials For Biosimilars

 
• By Neena Brizmohun

Health Canada’s proposal to no longer require biosimilar manufacturers to prove the safety and efficacy of their product through Phase III clinical trials marks a pivotal change in Canada’s regulatory approach.

EU Decision Time For Madrigal’s MASH Drug Resmetirom And 11 Others

 
• By Eliza Slawther

Madrigal Pharmaceuticals’ resmetirom could become the first approved treatment for non-cirrhotic metabolic dysfunction-associated steatohepatitis in the EU, if the European Medicines Agency issues a positive opinion for the drug later this week.

US FDA Could Miss User Fee Spending Triggers With House FY 2026 Funding

 
• By Sarah Karlin-Smith and Derrick Gingery

FDA employees are concerned that while the budget authority total proposed for fiscal year 2026 meets the user fee appropriations' triggers, the FDA could have trouble meeting allocation triggers without cuts to non-review work.

ICH Targets RWE, Rare Diseases, Biosimilars, ATMPs In New Guideline Push

 
• By Vibha Sharma

The International Council for Harmonisation has identified four new topics that can benefit from global regulatory alignment, with timelines for initiating work to be determined later.

More from Biosimilars & Generics

US FTC Continues Effort To Eliminate Orange Book’s Improper Patent Listings

 
• By Urtė Fultinavičiūtė

In a somewhat surprising move, President Trump’s Federal Trade Commission is continuing a crusade to delist improper listings from the FDA’s Orange Book. Law firm Polsinelli’s chair Chad Landmon discussed the impact of the move on the generic drug industry.

Generic Drug Office’s Policy Staff Returning To US FDA

 
• By Derrick Gingery

The group had been laid off as part of the 1 April reduction-in-force, which led to missed guidance publication deadlines.

Aurobindo, MSN Fail To Beat US Nuplazid Patent Expiring In August 2038

 
• By Dean Rudge

Acadia’s Nuplazid for hallucinations and delusions associated with Parkinson’s disease psychosis appears safe from generic competition until well into the next decade, following a favorable infringement and validity decision by a US district court.