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ClinicalTrials.gov public records Last synced May 21, 2026, 10:10 PM EDT

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Showing 1–7 of 7 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Subclinical Hypothyroidism Clear all
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Subclinical Hypothyroidism
Interventions
Levothyroxine, Liothyronine, Thyrotropin-Releasing Hormone
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
70 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 8, 2021 · Synced May 21, 2026, 10:10 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Down Syndrome, Subclinical Hypothyroidism
Interventions
Levothyroxine
Drug
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
8 Years to 20 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 5, 2019 · Synced May 21, 2026, 10:10 PM EDT
Not listed No phase listed Observational
View directory record Official record
Conditions
Child Development Disorders, Pregnancy, Subclinical Hypothyroidism
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
0 Years and older · Female only
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Scarborough, Maine
Source: ClinicalTrials.gov public record
Updated Mar 30, 2006 · Synced May 21, 2026, 10:10 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Subclinical Hypothyroidism
Interventions
Levothyroxine, Placebo
Drug · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
North Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Nov 17, 2023 · Synced May 21, 2026, 10:10 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Hypothyroidism
Interventions
L-thyroxine (L-T4)
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
20 Years to 75 Years
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 21, 2018 · Synced May 21, 2026, 10:10 PM EDT
Withdrawn Not applicable Interventional
View directory record Official record
Conditions
Cardiovascular Disease, Subclinical Hypothyroid
Interventions
soy protein isolate (SPI), milk protein isolate (MPI)
Dietary Supplement
Lead sponsor
Jill Hamilton-Reeves, PhD RD LD
Other
Eligibility
25 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 22, 2015 · Synced May 21, 2026, 10:10 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Subclinical Hypothyroidism, Hypothyroxinemia, Pregnancy
Interventions
Levothyroxine, Placebo for Levothyroxine
Drug
Lead sponsor
The George Washington University Biostatistics Center
Other
Eligibility
Female only
Enrollment
1,203 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2015
U.S. locations
14
States / cities
Birmingham, Alabama • Chicago, Illinois • Detroit, Michigan + 11 more
Source: ClinicalTrials.gov public record
Updated Feb 20, 2019 · Synced May 21, 2026, 10:10 PM EDT