The Food and Drug Administration on Friday rejected — again — an experimental treatment for advanced skin cancer developed by Replimune Group. 

Replimune’s treatment, an engineered virus designed to rev up the immune system against melanoma, has been a flashpoint in a simmering debate over shifting standards at the agency.

The drug was initially rejected in July, just two months after Vinay Prasad was appointed the FDA’s head of biologics. As an academic oncologist, Prasad criticized regulators for approving drugs with limited data, and the Replimune decision was viewed as a possible sign of the stricter stance he might take at the agency.

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CAR-T therapies are continuing to gain traction in autoimmune disease, with a notable new case.

Also, the FDA has withdrawn approval of GSK’s leucovorin for a rare brain disorder tied to autism, closing out an unusual episode shaped in part by political pressure.

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In which RFK Jr. says the “government lies to us” while sitting in front of an HHS seal. Send news tips and podcast recommendations to John.Wilkerson@statnews.com or John_Wilkerson.07 on Signal.

First, control health care costs

Last month, a group of 12 Senate Democrats proposed a framework for rebuilding the health care system. The idea was to spur input from others ahead of when Democrats might get a chance to act on those plans.

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PhRMA CEO Steve Ubl is stepping down. Biotech investors are grappling with pressure from AI and rising competition from Chinese labs, even though firms sit on large cash reserves.

Also, the Trump administration is stepping back from the “indirect cost” fight at the NIH, and new data suggest genetics may modestly influence responses to GLP-1 drugs.

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