SATELLITE SESSION 1:
Helsinki, Finland | 21st Jun 2025

Welcome to this Alexion-sponsored symposium on Complement Component 5 Inhibitor Therapies (C5IT) reviewing Neuromyelitis Optica Spectrum Disorder (NMOSD) with an expert faculty including Prof. Orhan Aktas (Germany), Prof. Noriko Isobe (Japan), & Prof. Ahmed Obeidat (USA).

Symposium Objectives
  • Review the role of the complement system in the pathophysiology of anti-aquaporin-4 antibody-postive (AQP4-Ab+) NMOSD
  • Explore efficacy and safety highlights from clinical experience and real-world evidence with ravulizumab and eculizumab
  • Discuss best practices from clinical experience in treating patients with ravulizumab and eculizumab
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This company-sponsored symposium at the EAN 2025 was organised and funded by Alexion, AstraZeneca Rare Disease and intended for Healthcare Professionals. This presentation includes data relating to eculizumab and ravulizumab.​

SOLIRIS® (eculizumab) is indicated for the treatment of NMOSD in adult patients who are anti-aquaporin-4 (AQP4) antibody-positive with a relapsing course of the disease.

ULTOMIRIS® (ravulizumab) is indicated in the treatment of adult patients with NMOSD who are anti-aquaporin 4 (AQP4) antibody-positive.

Ravulizumab EU Summary of Product Characteristics
Eculizumab EU Summary of Product Characteristics

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Prof. Orhan Aktas
Professor
Department of Neurology
Heinrich-Heine-University
Düsseldorf, Germany

Prof. Noriko Isobe
Professor and Chairperson
Department of Neurology
Graduate School of Medical Sciences
Kyushu University
Maidashi, Higashi-ku, Fukuoka City, Japan

Prof. Ahmed Obeidat
Associate Professor
Department of Neurology
Medical College of Wisconsin
United States of America
advance I am a healthcare professional registered in the UK & EU I am not a
healthcare professional
Healthcare professionals are asked to report any suspected adverse reactions. Please report any adverse reactions via your national reporting system. Adverse events should also be reported to Alexion pharmaceuticals by the following email: https://contactazmedical.astrazeneca.com/