Page 23 - Roche Hemlibra Non-inhibitors - Product Monograph
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80




                Mean (95% CI) Emicizumab  concentration (µg/ml)  40            1.5 mg/kg QW (Arms A and D)
                     60












                     20





                      0                                                        3 mg/kg Q2W (Arms B and C)
                        0 1 2 3 4 5 6 7 8 9      13      17      21      25             33              41
                                                           Time (weeks)





           HAVEN 4 (Jiménez-Yuste et al. ASH 2017)

           Intra-individual comparison – Arm D


                                                  PK run-in cohort


                                                  Emicizumab 6mg/kg
                                                Q4W for 26 weeks initially
                                                        N = 7
                   PwHA without
                      inhibitors
                  ≥12 years of age,
                                             PK and safety
                     on previous             analysis (last                Expansion cohort
                      episodic            patient at week 6
                                             of treatment)            Emicizumab 3mg/kg QW for 4 weeks
                     treatment                                       followed by emicizumab 6mg/kg Q4W
                                                                              for ≥24 weeks
                                                                                 N = 41




                                                                                          Efficasy, safety and
                                                                                           PK/PD analysis
            PK run-in: bleed-related endpoints
            There were zero treated bleeds. The majority of participants (85.7%) had no bleeds (treated or

            untreated) on emicizumab 6 mg/kg Q4W. One participant with inhibitors experienced three
            spontaneous nose bleeds; no coagulation product or treatment/procedure was required for
            these bleeds



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