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US FDA Continues Shift From Companion To Complementary PD-L1 Diagnostics With AstraZeneca Imfinzi Approval

 
• By Bridget Silverman

AstraZeneca's Imfinzi (durvalumab) is the third PD-1/L1 inhibitor approved for second-line bladder cancer with labeling that describes better response rates in patients with higher PD-L1 expression, but without a requirement for diagnostic testing.

FDA's approval of AstraZeneca PLC's Imfinzi (durvalumab) is the latest example of the agency's growing preference for complementary diagnostics over the companion diagnostic paradigm that dominated the early days of targeted therapy and immunotherapy for cancer.

While the indications for many targeted therapies and early immunotherapy approvals specified use of a companion diagnostic test, FDA has...

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More from Approvals

EMA’s PRIME Scheme Explored: Growing Designations - But Are Accelerated Assessments Slipping?

 
• By Neena Brizmohun

While the first six months of the year saw eight new drugs targeting a range of diseases enter the European Medicines Agency’s priority medicines scheme, and three PRIME-designated treatments go on to win EU marketing approval, use of the accelerated assessment mechanism appears to be limited.

What Pharma Needs To Know About Vietnam’s Drug Registration Reforms

 
• By Neena Brizmohun

Newly introduced rules for streamlining drug registration in Vietnam are said to present both opportunities and challenges for stakeholders.

EU Biosimilar Filings, Opinions And Approvals

 
• By Neena Brizmohun

A list of EU biosimilar filings, CHMP opinions and EU marketing authorizations, including details of the biosimilar company, the brand name/INN, indication(s), the reference product/company, and the date and type of event.

How Will Regulatory Filing Winds Blow Globally For Elevidys Following Patient Deaths?

 
• By Francesca Bruce

Roche’s filing for Elevidys in the EU followed applications in Middle Eastern countries because those markets accept applications based on approval by the US Food and Drugs Administration.

More from Product Reviews

US FDA Advisory Committee Supports Vaccine Safety, Scrutinizes AE Reporting Quality

 
• By Sue Sutter

The Pediatric Advisory Committee supported routine safety monitoring for three vaccines and 21 drugs, but the panel’s consumer representative said adverse event reporting needs improvement and FDA literature reviews should include lawsuits as well as social media.

US FDA Pediatric Adcomm To Examine HPV, Flu, Dengue Vaccines: No News Is Good News?

 
• By Sue Sutter

Pediatric Advisory Committee will weigh the FDA's recommendation that routine safety monitoring continue for Merck & Co's Gardasil and Sanofi's Fluzone and Dengvaxia despite a political climate that has been unkind to vaccines.

What Pharma Needs To Know About Vietnam’s Drug Registration Reforms

 
• By Neena Brizmohun

Newly introduced rules for streamlining drug registration in Vietnam are said to present both opportunities and challenges for stakeholders.