A Phase 1 First in Human Study to Assess Safety and Tolerability of AL101
NCT ID: NCT04111666
Last Updated: 2022-08-10
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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COMPLETED
PHASE1
88 participants
INTERVENTIONAL
2019-12-14
2022-06-09
Brief Summary
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Detailed Description
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Conditions
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Study Design
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RANDOMIZED
PARALLEL
TREATMENT
QUADRUPLE
Study Groups
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AL101 IV
* Up to four single ascending doses (SAD IV cohorts)
* Multiple doses of AL101 administered IV (MD IV cohort)
AL101
Active dose of AL101
Saline Solution
Saline solution will be administered with the following:
* Single IV infusion for four single ascending doses (SAD IV cohorts) in a ratio of 8 active and 3 placebo subjects
* Multiple IV infusions for the MD IV cohort in a ratio of 8 active and 2 placebo subjects
Placebo
Saline solution administered as a single and multiple infusion as placebo.
AL101 SC
* Single fixed dose levels of AL101 administered SC
* Multiple fixed dose of AL101 administered SC
AL101
Active dose of AL101
Interventions
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AL101
Active dose of AL101
Placebo
Saline solution administered as a single and multiple infusion as placebo.
Eligibility Criteria
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Inclusion Criteria
* 45-120 kg, inclusive
* At screening, females must be non-pregnant and non-lactating, or of nonchildbearing potential (either surgically sterilized or physiologically incapable of becoming pregnant, or at least 1-year postmenopausal (amenorrhoea duration of 12 consecutive months); nonpregnancy will be confirmed for all females by a pregnancy test conducted at screening, (each) admission, and at follow-up.
* Female participants of child-bearing potential must agree to use adequate contraception from screening until 90 days after the follow-up visit.
* In good physical health on the basis of no clinically significant findings from medical history, physical examination (PE), laboratory tests, 12 lead ECG, and vital signs, as judged by the Investigator.
* Willingness and able to comply with the study protocol, in the investigator's judgement.
Exclusion Criteria
* Positive drug or alcohol at screening and prior to first dose
* History of alcohol abuse or substance abuse
18 Years
65 Years
ALL
Yes
Sponsors
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Alector Inc.
INDUSTRY
Responsible Party
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Principal Investigators
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Jorge Kusnir
Role: PRINCIPAL_INVESTIGATOR
Bioclinica Research
Maria Bermudez
Role: PRINCIPAL_INVESTIGATOR
Quotient Sciences
Locations
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Study site
Miami, Florida, United States
Study site
Orlando, Florida, United States
Countries
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References
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Budda B, Mitra A, Park L, Long H, Kurnellas M, Bien-Ly N, Estacio W, Burgess B, Chao G, Schwabe T, Paul R, Kenkare-Mitra S, Rosenthal A. Development of AL101 (GSK4527226), a progranulin-elevating monoclonal antibody, as a potential treatment for Alzheimer's disease. Alzheimers Res Ther. 2025 Jul 25;17(1):174. doi: 10.1186/s13195-025-01817-4.
Other Identifiers
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AL101-1
Identifier Type: -
Identifier Source: org_study_id
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