Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Jul 21, 2026, 11:10 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 62 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Hypothyroidism Clear all
Completed Phase 2 Interventional Results available

Study of Thyrotropin-Releasing Hormone in Normal Volunteers and in Patients With Thyroid or Pituitary Abnormalities

NCT00054756
View directory record Official record
Conditions
Healthy, Pituitary Disease, Thyroid Disease
Interventions
TRH (Thyrotropin Releasing Hormone)
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
2 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 7, 2018 · Synced Jul 21, 2026, 11:10 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Comparison of Levothyroxine Formulation in Hypothyroid Patients With Enteral Feeding

NCT04878614
View directory record Official record
Conditions
Hypothyroidism
Interventions
Levothyroxine Tablet, Levothyroxine Sodium
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 9, 2023 · Synced Jul 21, 2026, 11:10 AM EDT
Terminated Not applicable Interventional Results available

Combined Levothyroxine/Liothyronine Supplementation in Hypothyroid Patients With Brain Tumors

NCT00488644
View directory record Official record
Conditions
Hypothyroidism, Brain Tumor
Interventions
Levothyroxine, Liothyronine
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 23, 2013 · Synced Jul 21, 2026, 11:10 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Clinical Evaluation of NeoPlex4 Assay and NeoPlex System

NCT01488721
View directory record Official record
Conditions
Adrenal Hyperplasia, Congenital, Congenital Hypothyroidism, Cystic Fibrosis
Interventions
Not listed
Lead sponsor
Luminex Corporation
Industry
Eligibility
1 Day to 7 Days
Enrollment
7,462 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
3
States / cities
Albany, New York • Nashville, Tennessee • Taylorsville, Utah
Source: ClinicalTrials.gov public record
Updated Aug 16, 2012 · Synced Jul 21, 2026, 11:10 AM EDT
Completed No phase listed Observational

Metabolic Effects of Synthetic Thyroid Hormone for Thyroid Cancer Treatment

NCT01441154
View directory record Official record
Conditions
Malignant Struma Ovarii, Papillary Thyroid Cancer, Hurthle Cell Thyroid Cancer, Follicular Thyroid Cancer, Tall Cell Variant Thyroid Cancer
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 99 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 27, 2020 · Synced Jul 21, 2026, 11:10 AM EDT
Completed Phase 2 Interventional

A Study Evaluating the Safety and Efficacy of Hormone Replacement Therapy With ST-1891 Compared to Levothyroxine in Patients With Primary Hypothyroidism

NCT05412979
View directory record Official record
Conditions
Hypothyroidism
Interventions
ST-1891, Levothyroxine
Drug
Lead sponsor
Sention Therapeutics, LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
490 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
39
States / cities
Greenbrae, California • Newhall, California • Denver, Colorado + 35 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2024 · Synced Jul 21, 2026, 11:10 AM EDT
Completed No phase listed Observational Results available

Iodinated Contrast Agents and Risk of Hypothyroidism in Young Children in the United States

NCT02959827
View directory record Official record
Conditions
Hypothyroidism
Interventions
Iodinated contrast agents
Drug
Lead sponsor
Bayer
Industry
Eligibility
Up to 3 Years
Enrollment
2,320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Jan 29, 2019 · Synced Jul 21, 2026, 11:10 AM EDT
Terminated Phase 4 Interventional Results available

Levothyroxine Replacement With Liquid Gel Capsules vs Tablets Post-thyroidectomy

NCT02946918
View directory record Official record
Conditions
Thyroid Cancer, Postsurgical Hypothyroidism
Interventions
Levothyroxine
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 30, 2020 · Synced Jul 21, 2026, 11:10 AM EDT
Completed Phase 2 Interventional

A Study Evaluation the Safety and Efficacy of Hormone Replacement Therapy With North Star Compared to Levothyroxine in Patients With Primary Hypothyroidism

NCT05712421
View directory record Official record
Conditions
Hypothyroidism
Interventions
North Star, Levothyroxine
Drug
Lead sponsor
Neuvosyn Laboratories, LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
303 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
31
States / cities
Birmingham, Alabama • Canoga Park, California • Greenbrae, California + 23 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Jul 21, 2026, 11:10 AM EDT
Completed Phase 3 Interventional

A New Study to Follow-up Thyroid Cancer Patients Who Participated in a Previous Study, Which Compared the Success of Destruction of the Thyroid Remnant Using Standard Treatment or Thyrogen.

NCT00295763
View directory record Official record
Conditions
Differentiated Thyroid Cancer
Interventions
Thyrogen (thyrotropin alfa for injection)
Drug
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
4
States / cities
Aurora, Colorado • Baltimore, Maryland • Columbus, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 17, 2015 · Synced Jul 21, 2026, 11:10 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Growth Hormone and GnRH Agonist in Adolescents With Acquired Hypothyroidism

NCT00206375
View directory record Official record
Conditions
Hypothyroidism
Interventions
Growth hormone, Growth hormone treatment and puberty
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
8 Years to 17 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2011
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 29, 2020 · Synced Jul 21, 2026, 11:10 AM EDT
Completed No phase listed Observational

Maternal Hypothyroidism in Pregnancy

NCT00818896
View directory record Official record
Conditions
Hypothyroidism
Interventions
Not listed
Lead sponsor
Women and Infants Hospital of Rhode Island
Other
Eligibility
17 Years to 44 Years · Female only
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Sep 18, 2012 · Synced Jul 21, 2026, 11:10 AM EDT
Withdrawn Not applicable Interventional

The Effect of Coffee on the Absorption of Thyroid Hormone in Patients With Thyroid Carcinoma

NCT01707056
View directory record Official record
Conditions
Thyroid Carcinoma, Hypothyroidism
Interventions
Black Coffee, Coffee with Milk, Black Tea, Water
Other
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years to 60 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Leonardtown, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 16, 2021 · Synced Jul 21, 2026, 11:10 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Early Levothyroxine Post Radioactive Iodine

NCT01950260
View directory record Official record
Conditions
Graves' Disease
Interventions
Levothyroxine, Placebo
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 28, 2019 · Synced Jul 21, 2026, 11:10 AM EDT
Terminated No phase listed Observational

Is Levothyroxine Alone Adequate Thyroid Hormone Replacement?

NCT02567877
View directory record Official record
Conditions
Postsurgical Hypothyroidism, Hypothyroidism
Interventions
thyroidectomy, levothyroxine in thyroidectomy patients
Procedure · Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 7, 2023 · Synced Jul 21, 2026, 11:10 AM EDT
Withdrawn Phase 4 Interventional

Mean Percentage of Levothyroxine Dosage Increase in Patients With Hypothyroidism Started on Enteral Feeding

NCT02577367
View directory record Official record
Conditions
Hypothyroidism
Interventions
Levothyroxine
Drug
Lead sponsor
Jocelyne Karam
Other
Eligibility
18 Years to 100 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Sep 21, 2021 · Synced Jul 21, 2026, 11:10 AM EDT
Completed Phase 2 Interventional Results available

A Study of Armour® Thyroid Compared to Synthetic T4 (Levothyroxine) in Previously Hypothyroid Participants

NCT04124705
View directory record Official record
Conditions
Hypothyroidism, Thyroid Disease, Euthyroid, Thyroid Gland, Thyroid Hormones
Interventions
Armour® Thyroid, Levothyroxine
Drug
Lead sponsor
Allergan
Industry
Eligibility
18 Years to 75 Years
Enrollment
284 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
28
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Greenbrae, California + 23 more
Source: ClinicalTrials.gov public record
Updated Jun 4, 2024 · Synced Jul 21, 2026, 11:10 AM EDT
Not listed Phase 1Phase 2 Interventional

Recovering Damaged Cells for Sequelae Caused by COVID-19, SARS-CoV-2

NCT04846010
View directory record Official record
Conditions
Sequelae of; Infection, Post Infection Glomerulonephritis, Post-Infectious Peripheral Neuralgia, Post-Infectious Disorder (Disorder), Post-Infectious Arthritis, Post-Infectious Polyneuritis, Post-Infectious Parkinsonism, Post-Infectious Hypothyroidism, Post Infectious Osteoarthritis, Anxiety Disorders, Depression, Depression, Anxiety, Depression, Bipolar, Insomnia, GERD, Gastro Esophageal Reflux, Hepatitis, Glomerulonephritis
Interventions
PurWet, FurFat, PurApo, PurPhl, PurClo, PurInf, Smoliv
Combination Product
Lead sponsor
All Natural Medicine Clinic, LLC
Other
Eligibility
Not listed
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated May 25, 2021 · Synced Jul 21, 2026, 11:10 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Generic vs. Name-Brand Levothyroxine

NCT00403390
View directory record Official record
Conditions
Congenital Hypothyroidism, Hypothyroidism
Interventions
Brand Name Levothyroxine (Synthroid), Generic formulation of Levothyroxine
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
3 Years to 18 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 22, 2018 · Synced Jul 21, 2026, 11:10 AM EDT
Completed No phase listed Observational

Wound Complications in Head and Neck Surgery

NCT03134976
View directory record Official record
Conditions
Hypothyroidism; Surgery, Head and Neck Cancer, Wound Heal, Laryngeal Cancer, Laryngeal Fistula
Interventions
Levothyroxine
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 31, 2020 · Synced Jul 21, 2026, 11:10 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Desiccated Thyroid Extract Versus Synthetic T3/T4 Combination (ThyrolarTM) Versus L-T4 Alone in the Therapy of Primary Hypothyroidism With Special Attention to the Gene Polymorphism

NCT02317926
View directory record Official record
Conditions
Hypothyroidism
Interventions
Levothyroxine, Levothyroxine Plus Liothyronine, Desiccated Thyroid Extract
Drug
Lead sponsor
Walter Reed National Military Medical Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2015
U.S. locations
1
States / cities
Besthesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 5, 2015 · Synced Jul 21, 2026, 11:10 AM EDT
Recruiting Phase 2Phase 3 Interventional

Novel Approaches to the Treatment of Hypothyroidism

NCT06731764
View directory record Official record
Conditions
Hypothyroidism
Interventions
Levothyroxine, Levothyroxine/Liothyronine once daily, Levothyroxine/Liothyronine twice daily
Drug
Lead sponsor
UConn Health
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Jul 21, 2026, 11:10 AM EDT
Recruiting Not applicable Interventional

A Randomized Controlled Trial of Thyroid Hormone Supplementation in Hemodialysis Patients

NCT03977207
View directory record Official record
Conditions
Thyroid; Functional Disturbance, Hypothyroidism, Hemodialysis
Interventions
Levothyroxine Sodium, Placebos
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 75 Years
Enrollment
336 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Sep 7, 2025 · Synced Jul 21, 2026, 11:10 AM EDT
Completed Not applicable Interventional Results available

Targeted Levothyroxine Dosing in Infants With Congenital Hypothyroidism

NCT02374593
View directory record Official record
Conditions
Congenital Hypothyroidism
Interventions
Levothyroxine, Ultrasound
Drug · Device
Lead sponsor
Erica Eugster
Other
Eligibility
Up to 2 Weeks
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 8, 2017 · Synced Jul 21, 2026, 11:10 AM EDT