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    Home > Biochemistry News > Biotechnology News > Reduced bleeding rate by 85% Positive long-term results in Phase 3 clinical trial of hemophilia gene therapy

    Reduced bleeding rate by 85% Positive long-term results in Phase 3 clinical trial of hemophilia gene therapy

    • Last Update: 2022-02-23
    • Source: Internet
    • Author: User
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    A few days ago, BioMarin Pharmaceutical announced that valoctocogene roxaparvovec has achieved positive results in an ongoing Phase 3 clinical trial


    Hemophilia A is a rare inherited bleeding disorder caused by a deficiency of factor VIII


    Trial results showed that in 112 subjects (median follow-up 110 weeks), valoctocogene roxaparvovec reduced ABR by 85% compared to a baseline value of 4.


    In terms of factor VIII activity levels, mean endogenous factor VIII activity using a chromogenic substrate (CS) assay in subjects in the modified intention-to-treat (mITT) population (n=132) at the end of the second year The level was 23 (median 11.


    The specific results of the test are shown in the following table:

    Source of the table: Reference [1]

    In terms of safety, valoctocogene roxaparvovec was consistently well tolerated


    (Original abridged)

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