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FDA releases final guidance: Development of Therapeutic Protein Biosimilars: Comparative Analytical Assessment and Other Quality-Related Considerations

  • 1.  FDA releases final guidance: Development of Therapeutic Protein Biosimilars: Comparative Analytical Assessment and Other Quality-Related Considerations

    Posted 09-08-2025 11:56

    The introduction clearly lays out the contents:

    "This guidance describes the Agency's recommendations on the design and evaluation of comparative analytical studies intended to support a demonstration that a proposed therapeutic protein2 product is biosimilar to a reference product licensed under section 351(a) of the Public Health Service Act (PHS Act). Additionally, this guidance is intended to provide recommendations to sponsors on the scientific and technical information for the chemistry, manufacturing, and controls (CMC) portion of a marketing application for a proposed product submitted under section 351(k) of the PHS Act. "

    The announcement page is https://www.fda.gov/regulatory-information/search-fda-guidance-documents/development-therapeutic-protein-biosimilars-comparative-analytical-assessment-and-other-quality and it has a link to the final guidance.

    This will be of interest to those performing the CMC activities.  With ICH Q1 under revision to include biologics, it will be interesting to read this and that draft for similarity and differences.

     #CMC #Biosimilars #fda



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    Mark Arnold Ph.D., FAAPS
    Westampton, NJ
    [email protected]
    Bioanalytical Solution Integration
    LinkedIn: https://www.linkedin.com/in/markearnoldphd/
    Website & Blog: Bioanalysis & Biomarkers <bioanalysisandbiomarkers.blogspot.com>
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