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AstraZeneca Announced Ultomiris Showed Zero Relapses in Adults With Neuromyelitis Optica Spectrum Disorder With Median Treatment Duration of 73 Weeks

Results from CHAMPION-NMOSD trial demonstrated Ultomiris reduced the risk of relapse in AQP4 Ab+ NMOSD by 98.6% compared to placebo. Ultomiris also showed a lower proportion of patients experiencing clinically important worsening in Hauser Ambulatory Index score, a measure of patient mobility.

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