Amylyx's Relyvrio: The Road To Regulatory Flexibility And US FDA Approval
A Pink Sheet timeline shows the regulatory highs and lows of AMX0035's path to US approval for treatment of amyotrophic lateral sclerosis.
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A November 2022 refuse-to-file letter cited clinical and statistical issues for the stem cell therapy, which failed its Phase III clinical efficacy endpoint. However, BrainStorm has consistently asserted that NurOwn demonstrated benefit in patients with less advanced disease at baseline, and it is encouraged by regulatory flexibility FDA recently has shown for the neurodegenerative disease.
Agency considered Amylyx’s plan to submit unblinded efficacy data from the ongoing Phase III trial during the ALS drug's NDA review but ultimately decided against it, citing concerns about study integrity and the small amount of data likely to be available.
CDC’s advisory committee also approves a VFC program update allowing for the rare, off-label use of tetanus toxoid- and diphtheria toxoid-containing vaccine in young children, and plans to move up timing of its COVID-19 vaccine recommendations for the 2024-2025 formulation.