The US Food & Drug Administration’s 29 June approval of another new indication for Merck’s blockbuster anti-PD-1 cancer treatment Keytruda (permbrolizumab) is all too easy to overlook.
Keytruda And FDA’s Oncology Center of Excellence: The Regulatory Milestones Keep Coming
Merck’s anti-PD-1 therapy Keytruda keeps piling up new indications, including three approved by US FDA in just two weeks – all during a pandemic. The remarkable therapy has been a centerpiece for an equally remarkable period of regulatory innovation.

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The Brazilian medicines regulator will also offer more clarity on the requirements for radiopharmaceuticals that are exempt from registration.
Novartis is planning to file EU and US marketing applications for an intrathecal formulation of its spinal muscular atrophy gene therapy, Zolgensma, in H1 2025.
The FDA’s accelerated approval draft guidance has left stakeholders seeking clarification of the process for determining a surrogate marker or intermediate clinical endpoint is reasonably likely to confirm clinical benefit.
Experts working in the advanced therapy space say the US has less strict criteria for regulatory pathways for cell and gene therapies than the EU, particularly for products in early development.
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Novartis is planning to file EU and US marketing applications for an intrathecal formulation of its spinal muscular atrophy gene therapy, Zolgensma, in H1 2025.
The FDA’s accelerated approval draft guidance has left stakeholders seeking clarification of the process for determining a surrogate marker or intermediate clinical endpoint is reasonably likely to confirm clinical benefit.
A risk-based approach to human cell therapies and tissue-based products could incentivize development and prevent bad actors from taking advantage of the current FDA system.