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Last Updated: April 1, 2026

CLINICAL TRIALS PROFILE FOR ALXN1840


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Clinical Trials for ALXN1840

Trial ID Title Status Sponsor Phase Summary
NCT02273596 ↗ Efficacy and Safety Study of WTX101 (ALXN1840) in Adult Wilson Disease Patients Completed Alexion Pharmaceuticals Phase 2 The main purpose of the study was to evaluate the efficacy of ALXN1840 (formerly WTX101) for 24 weeks on non-ceruloplasmin-bound copper (NCC) concentrations adjusted for molybdenum plasma concentration in participants newly diagnosed with Wilson Disease (WD) who were aged 18 and older and who had NCC concentrations within or above the reference range at the time of enrollment in the study. The study consisted of a 24-week Treatment Period, followed by a planned 36-month Extension Period.
NCT02273596 ↗ Efficacy and Safety Study of WTX101 (ALXN1840) in Adult Wilson Disease Patients Completed Wilson Therapeutics AB Phase 2 The main purpose of the study was to evaluate the efficacy of ALXN1840 (formerly WTX101) for 24 weeks on non-ceruloplasmin-bound copper (NCC) concentrations adjusted for molybdenum plasma concentration in participants newly diagnosed with Wilson Disease (WD) who were aged 18 and older and who had NCC concentrations within or above the reference range at the time of enrollment in the study. The study consisted of a 24-week Treatment Period, followed by a planned 36-month Extension Period.
NCT03403205 ↗ Efficacy and Safety of ALXN1840 (Formerly Named WTX101) Administered for 48 Weeks Versus Standard of Care in Participants With Wilson Disease With an Extension Period of up to 60 Months Active, not recruiting Alexion Pharmaceuticals Phase 3 The study will evaluate the efficacy and safety of ALXN1840 (formerly called WTX101) administered for 48 weeks compared to standard of care (SoC) in Wilson Disease (WD) participants aged 12 and older in the Primary Evaluation Period. In addition, efficacy and safety will be evaluated during an optional 60-month Extension Period.
NCT03403205 ↗ Efficacy and Safety of ALXN1840 (Formerly Named WTX101) Administered for 48 Weeks Versus Standard of Care in Participants With Wilson Disease With an Extension Period of up to 60 Months Active, not recruiting Wilson Therapeutics AB Phase 3 The study will evaluate the efficacy and safety of ALXN1840 (formerly called WTX101) administered for 48 weeks compared to standard of care (SoC) in Wilson Disease (WD) participants aged 12 and older in the Primary Evaluation Period. In addition, efficacy and safety will be evaluated during an optional 60-month Extension Period.
>Trial ID >Title >Status >Phase >Summary

Clinical Trial Conditions for ALXN1840

Condition Name

Condition Name
Intervention Trials
Wilson Disease 8
Healthy 6
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Condition MeSH

Condition MeSH
Intervention Trials
Hepatolenticular Degeneration 8
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Clinical Trial Locations for ALXN1840

Trials by Country

Trials by Country
Location Trials
United States 23
United Kingdom 10
Japan 6
Australia 5
Poland 4
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Trials by US State

Trials by US State
Location Trials
Texas 5
Connecticut 3
California 3
Nebraska 3
Michigan 3
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Clinical Trial Progress for ALXN1840

Clinical Trial Phase

Clinical Trial Phase
Clinical Trial Phase Trials
Phase 3 2
Phase 2 3
Phase 1 9
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Clinical Trial Status

Clinical Trial Status
Clinical Trial Phase Trials
Completed 9
Recruiting 2
Active, not recruiting 2
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Clinical Trial Sponsors for ALXN1840

Sponsor Name

Sponsor Name
Sponsor Trials
Alexion Pharmaceuticals 14
Wilson Therapeutics AB 2
ERT: Clinical Trial Technology Solutions 1
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Sponsor Type

Sponsor Type
Sponsor Trials
Industry 17
Other 1
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