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ClinicalTrials.gov public records Last synced May 21, 2026, 9:32 PM EDT

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Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Perceived Social Isolation Clear all
Terminated Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Perceived Social Isolation
Interventions
Pregnenolone 175mg, Pregnenolone 400mg, Placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
21 Years to 80 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 15, 2024 · Synced May 21, 2026, 9:32 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Social Isolation, Mental Status Change, Cognitive Impairment, Physical Activity, Quality of Life, Self-Perception
Interventions
Active Social Conversation
Other
Lead sponsor
George Mason University
Other
Eligibility
65 Years to 100 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Manassas, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 3, 2022 · Synced May 21, 2026, 9:32 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Older Adults, Mental Health, Depression, Loneliness, Social Isolation, Suicide Ideations, Social Functioning, Quality of Life, Thwarted Belongingness, Perceived Burdensomeness, Help-Seeking Behavior, Suicide Risk
Interventions
standardized and manualized warm calls from providers trained in the BE training, standardized and manualized warm calls from providers trained in the BE training + ASIST training
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
55 Years and older
Enrollment
671 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 11, 2025 · Synced May 21, 2026, 9:32 PM EDT