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Clinical experience with recombinant factor VIIa

J Lusher1, J Ingerslev, H Roberts

  • 1Children's Hospital of Michigan, Wayne State University School of Medicine, Detroit, USA.

Blood Coagulation & Fibrinolysis : an International Journal in Haemostasis and Thrombosis
|June 11, 1998
PubMed
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Recombinant factor VIIa (rFVIIa) is an effective treatment for bleeding episodes in hemophilia patients, including those with inhibitors. Studies show high efficacy across various surgical and serious bleeding events with an excellent safety profile.

Area of Science:

  • Hematology
  • Pharmacology
  • Clinical Medicine

Background:

  • Hemophilia is a bleeding disorder often managed with clotting factor replacement.
  • The development of inhibitors complicates treatment for some hemophilia patients.
  • Recombinant factor VIIa (rFVIIa) emerged as a significant therapeutic option.

Purpose of the Study:

  • To evaluate the efficacy and safety of recombinant factor VIIa (rFVIIa).
  • To assess rFVIIa's effectiveness in surgical and non-surgical bleeding episodes.
  • To analyze safety data from extensive patient treatments.

Main Methods:

  • Review of data from over 400 patients with hemophilia A, B, or acquired hemophilia.
  • Analysis of efficacy in 103 surgical bleeding episodes (major, minor, dental).

Related Experiment Videos

  • Evaluation of treatment response in 518 serious bleeding episodes (muscle, ENT, CNS, joint, internal).

    • Main Results:

    • Excellent or effective response rates for surgical procedures: 81% (major), 86% (minor), 92% (dental).
    • High efficacy in serious bleeding: 62% (muscle), 80% (ENT), 88% (CNS), 76% (joint), 75% (internal).
    • Favorable safety profile with only 16 possibly related serious adverse events in 1957 treatments.

    Conclusions:

    • Recombinant factor VIIa (rFVIIa) demonstrates significant therapeutic value in managing bleeding in hemophilia patients.
    • The treatment shows high efficacy in diverse bleeding scenarios, including complex surgical interventions.
    • rFVIIa possesses an excellent safety profile, supporting its role in hemophilia care.