Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 28, 2026, 5:24 AM EDT

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Showing 1–12 of 12 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Alzheimer's Disease
Interventions
AL002
Drug
Lead sponsor
Alector Inc.
Industry
Eligibility
50 Years to 85 Years
Enrollment
197 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
15
States / cities
Phoenix, Arizona • Washington D.C., District of Columbia • Boca Raton, Florida + 12 more
Conditions
Alzheimer Disease
Interventions
AL002, Placebo
Drug
Lead sponsor
Alector Inc.
Industry
Eligibility
50 Years to 85 Years
Enrollment
356 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
29
States / cities
Phoenix, Arizona • Rogers, Arkansas • Costa Mesa, California + 25 more
Conditions
Alzheimer's Disease
Interventions
GSK4527226, Placebo
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years to 85 Years
Enrollment
367 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
21
States / cities
San Diego, California • Lake Mary, Florida • Lake Worth, Florida + 16 more
Conditions
Amyotrophic Lateral Sclerosis
Interventions
AL001, Placebo
Drug
Lead sponsor
Alector Inc.
Industry
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
3
States / cities
Tampa, Florida • Boston, Massachusetts • St Louis, Missouri
Conditions
Alzheimer's Disease
Interventions
GSK4527226
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years to 85 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
9
States / cities
Maitland, Florida • Miami, Florida • Stuart, Florida + 6 more
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Study for Safety and Tolerability of AL002.

NCT03635047
Conditions
Healthy, Alzheimer Disease
Interventions
AL002, Saline Solution
Biological · Other
Lead sponsor
Alector Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
4
States / cities
Delray Beach, Florida • Orlando, Florida • The Villages, Florida + 1 more
Conditions
Neurodegenerative Diseases
Interventions
Latozinemab
Drug
Lead sponsor
Alector Inc.
Industry
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
5
States / cities
Phoenix, Arizona • Rochester, Minnesota • New York, New York + 2 more
Conditions
Healthy, Frontotemporal Dementia
Interventions
AL001, Placebo
Biological · Other
Lead sponsor
Alector Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
5
States / cities
Birmingham, Alabama • San Francisco, California • Orlando, Florida + 2 more
Conditions
Healthy
Interventions
AL101, Placebo
Biological · Other
Lead sponsor
Alector Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
2
States / cities
Miami, Florida • Orlando, Florida
Conditions
Frontotemporal Dementia
Interventions
AL001
Drug
Lead sponsor
Alector Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
4
States / cities
San Francisco, California • Rochester, Minnesota • Philadelphia, Pennsylvania + 1 more
Completed Phase 1 Interventional Accepts healthy volunteers

First in Human Study for Safety and Tolerability of AL003.

NCT03822208
Conditions
Healthy, Alzheimer Disease
Interventions
AL003, Saline Solution
Biological · Other
Lead sponsor
Alector Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
5
States / cities
Delray Beach, Florida • Lady Lake, Florida • Orlando, Florida + 2 more
Conditions
Frontotemporal Dementia
Interventions
Part 1 Blinded - AL001, Part 1 Blinded - Placebo, Part 2 (OLE Treatment) - AL001, Part 2 (OLE Treatment) - Placebo Switched to AL001
Drug
Lead sponsor
Alector Inc.
Industry
Eligibility
25 Years to 85 Years
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
14
States / cities
Phoenix, Arizona • La Jolla, California • Aurora, Colorado + 11 more