Complete response letters
In an open letter, 22 experts who designed and ran Replimune’s Phase III IGNYTE trial answered the FDA’s issues, as outlined in the complete response letter for the melanoma candidate RP1.
According to reporting from multiple outlets, Richard Pazdur, head of the Oncology Center of Excellence at CDER, opposed the consensus opinion of CBER staff to approve the drug. Replimune’s stock has dropped precipitously since the rejection.
Delays in the decision dates for high-dose Eylea are linked to issues at a Catalent-owned facility. Once these are resolved, Regeneron expects “to receive favorable action” on these applications, CEO Leonard Schleifer told investors.
The FDA greenlit multiple new drugs this month and issued some notable label expansions, including for Eli Lilly’s Kisunla. Meanwhile, the regulator turned away a cell therapy for Duchenne muscular dystrophy and a gene therapy for the rare disease Sanfilippo syndrome.
Sarepta Therapeutics faces serious FDA action after news broke of a third patient death, the FDA gets a new top drug regulator in George Tidmarsh, a handful of new drugs get turned away from the market and pharma companies continue to commit billions to reshoring manufacturing.
BMO Capital Markets pointed to FDA leadership, and CBER Director Vinay Prasad in particular, as potential factors in the agency’s decision to issue a complete response letter for Replimune’s viral treatment RP1 for advanced melanomas. Shares of the company tumbled 75% on Tuesday.
Roche and Genentech were unable to sufficiently demonstrate the benefit of using Columvi in an earlier treatment setting for DLBCL in a U.S. population, according to the FDA.
Around 3,500 FDA employees received termination emails; FDA Commissioner Marty Makary suggests lowering industry user fees and tying review times to drug prices; the regulator opens its trove of complete response letters in the name of transparency; and two companies receive rejections for rare disease therapies.
The FDA cited manufacturing issues but did not flag problems with Ultragenyx’s data package for UX111, with the biotech noting that the regulator found its neurodevelopmental findings for the gene therapy to be “robust.”
In its complete response letter, the FDA cited insufficient evidence establish deramiocel’s effectiveness for cardiomyopathy associated with Duchenne muscular dystrophy. The decision comes after CBER Director Vinay Prasad canceled an advisory committee meeting for the therapy.
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