Efficacy and safety of monoclonal antibody therapies for relapsing remitting multiple sclerosis: A network

Xinghua Xu1, Sumin Chi2, Qun Wang1

  • 1Department of Neurosurgery, Chinese PLA General Hospital, 28th Fuxing Road, Beijing 100853, China; National Clinical Research Center for Aging and Medicine, Chinese PLA General Hospital, Beijing, China.

Abstract

Insights

Monoclonal antibodies significantly reduce relapses in relapsing remitting multiple sclerosis (RRMS). Natalizumab plus interferon beta-1a and alemtuzumab offer the best balance of efficacy and safety for RRMS treatment.

Area of Science:

  • Neurology
  • Immunology
  • Pharmacology

Background:

  • Several monoclonal antibodies are approved for relapsing remitting multiple sclerosis (RRMS).
  • Lack of head-to-head trials makes treatment selection challenging.
  • This study compares the efficacy and safety of available monoclonal antibody therapies for RRMS.

Purpose of the Study:

  • To conduct a network meta-analysis comparing monoclonal antibodies for RRMS.
  • To evaluate relative efficacy and safety against placebo and interferon beta-1a.
  • To provide evidence-based guidance for RRMS treatment selection.

Main Methods:

  • Systematic search of PubMed, Embase, and Cochrane Library for RCTs.
  • Network meta-analysis of 14 studies involving 9412 patients.
  • Primary outcomes: annualized relapse rate and serious adverse events.

Main Results:

  • All monoclonal antibodies reduced annualized relapse rate compared to interferon beta-1a (45.3% ARR).
  • Natalizumab plus INFβ-1a and alemtuzumab showed high efficacy and safety.
  • Natalizumab and daclizumab had high efficacy but higher adverse event risks; ocrelizumab had high safety but lower efficacy.

Conclusions:

  • Network meta-analysis offers a comprehensive RRMS treatment comparison.
  • Natalizumab plus INFβ-1a and alemtuzumab are promising options.
  • Further direct comparison studies are needed for definitive guidance.

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