An Efficacy and Safety Study of Ravulizumab in Adult Participants With NMOSD
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ClinicalTrials.gov Identifier: NCT04201262 |
Recruitment Status :
Active, not recruiting
First Posted : December 17, 2019
Results First Posted : August 9, 2023
Last Update Posted : August 9, 2023
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Sponsor:
Alexion Pharmaceuticals, Inc.
Information provided by (Responsible Party):
Alexion Pharmaceuticals, Inc.
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Study Type | Interventional |
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Study Design | Allocation: N/A; Intervention Model: Single Group Assignment; Masking: None (Open Label); Primary Purpose: Treatment |
Conditions |
Neuromyelitis Optica Neuromyelitis Optica Spectrum Disorder |
Intervention |
Biological: Ravulizumab |
Enrollment | 58 |
Participant Flow
Recruitment Details | This study utilized the placebo group from Study ECU-NMO-301 (NCT01892345) as an external placebo control. |
Pre-assignment Details | This study includes primary treatment period and long-term extension period. The study is ongoing, and the data reported here are for 'primary treatment period'. The duration of the primary treatment period was up to 2.25 years. The long-term extension period data will be reported after the completion of study. |
Arm/Group Title | Ravulizumab | Placebo (ECU-NMO-301) |
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Arm/Group Description | Participants received a weight-based loading dose of ravulizumab via intravenous (IV) infusion on Day 1, followed by weight-based maintenance doses on Day 15, then once every 8 weeks until the end of primary treatment period (up to 2.25 years). | Participants who received eculizumab matching placebo in study ECU-NMO-301. |
Period Title: Overall Study | ||
Started | 58 | 47 |
Received at Least 1 Dose of Study Drug | 58 | 47 |
Completed | 0 | 44 |
Not Completed | 58 | 3 |
Reason Not Completed | ||
Adverse Event | 1 | 2 |
Continuing in the study | 57 | 0 |
Withdrawal by Subject | 0 | 1 |
Baseline Characteristics
Arm/Group Title | Ravulizumab | Placebo (ECU-NMO-301) | Total | |
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Arm/Group Description | Participants received a weight-based loading dose of ravulizumab via IV infusion on Day 1, followed by weight-based maintenance doses on Day 15, then once every 8 weeks until the end of primary treatment period (up to 2.25 years). | Participants who received eculizumab matching placebo in study ECU-NMO-301. | Total of all reporting groups | |
Overall Number of Baseline Participants | 58 | 47 | 105 | |
Baseline Analysis Population Description |
The safety set included all participants who received at least 1 dose of study drug (ravulizumab or placebo).
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Age, Categorical
Measure Type: Count of Participants Unit of measure: Participants |
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Number Analyzed | 58 participants | 47 participants | 105 participants | |
<=18 years |
0 0.0%
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0 0.0%
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0 0.0%
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Between 18 and 65 years |
51 87.9%
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44 93.6%
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95 90.5%
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>=65 years |
7 12.1%
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3 6.4%
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10 9.5%
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Sex: Female, Male
Measure Type: Count of Participants Unit of measure: Participants |
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Number Analyzed | 58 participants | 47 participants | 105 participants | |
Female |
52 89.7%
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42 89.4%
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94 89.5%
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Male |
6 10.3%
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5 10.6%
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11 10.5%
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Ethnicity (NIH/OMB)
Measure Type: Count of Participants Unit of measure: Participants |
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Number Analyzed | 58 participants | 47 participants | 105 participants | |
Hispanic or Latino |
9 15.5%
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3 6.4%
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12 11.4%
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Not Hispanic or Latino |
45 77.6%
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41 87.2%
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86 81.9%
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Unknown or Not Reported |
4 6.9%
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3 6.4%
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7 6.7%
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Race (NIH/OMB)
Measure Type: Count of Participants Unit of measure: Participants |
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Number Analyzed | 58 participants | 47 participants | 105 participants | |
American Indian or Alaska Native |
0 0.0%
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0 0.0%
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0 0.0%
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Asian |
21 36.2%
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15 31.9%
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36 34.3%
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Native Hawaiian or Other Pacific Islander |
0 0.0%
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0 0.0%
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0 0.0%
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Black or African American |
6 10.3%
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8 17.0%
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14 13.3%
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White |
29 50.0%
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24 51.1%
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53 50.5%
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More than one race |
0 0.0%
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0 0.0%
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0 0.0%
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Unknown or Not Reported |
2 3.4%
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0 0.0%
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2 1.9%
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Outcome Measures
Adverse Events
Limitations and Caveats
[Not Specified]
More Information
Results Point of Contact
Name/Title: | Alexion Pharmaceuticals, Inc. |
Organization: | Alexion Pharmaceuticals, Inc. |
Phone: | 855-752-2356 |
EMail: | clinicaltrials@alexion.com |
Responsible Party: | Alexion Pharmaceuticals, Inc. |
ClinicalTrials.gov Identifier: | NCT04201262 |
Other Study ID Numbers: |
ALXN1210-NMO-307 CHAMPION-NMO-307 ( Other Identifier: Alexion Pharmaceuticals ) |
First Submitted: | December 11, 2019 |
First Posted: | December 17, 2019 |
Results First Submitted: | May 31, 2023 |
Results First Posted: | August 9, 2023 |
Last Update Posted: | August 9, 2023 |