Gene Therapy Sponsor INTERACT, Pre-IND Meeting Confusion Lingers Despite FDA Guidance

PhRMA questioned whether proof-of-concept studies are needed before an INTERACT meeting and said a draft guidance describing the timing of definitive toxicology studies creates confusion.

Confusion
Despite the FDA's attempts to provide clarity, sponsors remain confused about the appropriate topics for INTERACT and pre-IND meetings. (Shutterstock)
Key Takeaways
  • The FDA’s recent cell and gene therapy FAQ draft guidance has triggered more questions about when sponsors should request an INTERACT meeting versus a pre-IND meeting.
  • PhRMA and BIO seek clarity on whether surrogate endpoints used for accelerated approval of small molecules are appropriate for cell and gene therapies.
  • Industry groups also want the expectation for 15-year long-term follow-up relaxed, particularly for CAR-T products.

A US Food and Drug Administration guidance aimed at clarifying the difference between INTERACT and pre-IND meetings seems to have prompted even more confusion among cell and gene therapy sponsors...

Industry comments on the November 2024 guidance, “Frequently Asked Questions – Developing Potential Cellular and Gene Therapy Products,” also seek clarity on whether and how surrogate endpoints used for small...

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