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 Sep 27, 2026, 4:53 AM EDT

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

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: 21-hydroxylase Deficiency Clear all
Completed Phase 2 Interventional Results available

Study of SPR001 in Adults With Classic Congenital Adrenal Hyperplasia

NCT03257462
View directory record Official record
Conditions
Congenital Adrenal Hyperplasia, CAH - Congenital Adrenal Hyperplasia
Interventions
SPR001
Drug
Lead sponsor
Spruce Biosciences
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
9
States / cities
Orange, California • San Diego, California • Melbourne, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 21, 2025 · Synced Sep 27, 2026, 4:53 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Determining the Long-Term Effects of Prenatal Dexamethasone Treatment in Children With 21-Hydroxylase Deficiency and Their Mothers

NCT00617292
View directory record Official record
Conditions
Adrenal Hyperplasia, Congenital
Interventions
Not listed
Lead sponsor
Office of Rare Diseases (ORD)
NIH
Eligibility
12 Years and older
Enrollment
233 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
2
States / cities
New York, New York • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 8, 2008 · Synced Sep 27, 2026, 4:53 AM EDT
Completed Phase 2 Interventional Results available

Calcium Channel Blockade in Primary Aldosteronism

NCT04179019
View directory record Official record
Conditions
Primary Aldosteronism, Primary Aldosteronism Due to Adrenal Hyperplasia (Bilateral)
Interventions
Amlodipine
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 14, 2025 · Synced Sep 27, 2026, 4:53 AM EDT
Completed No phase listed Observational

A Study to Determine Eligibility for CAH-301 (A Study of Gene Therapy for Classic Congenital Adrenal Hyperplasia (CAH) [NCT04783181])

NCT05101902
View directory record Official record
Conditions
Congenital Adrenal Hyperplasia
Interventions
Pre-Screening
Other
Lead sponsor
Adrenas Therapeutics Inc
Industry
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 27, 2026, 4:53 AM EDT
Active, not recruiting Phase 3 Interventional Results available

Global Safety and Efficacy Registration Study of Crinecerfont for Congenital Adrenal Hyperplasia

NCT04490915
View directory record Official record
Conditions
Congenital Adrenal Hyperplasia
Interventions
Crinecerfont, Placebo
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years and older
Enrollment
182 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
20
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 17 more
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Sep 27, 2026, 4:53 AM EDT
Completed Phase 2 Interventional Results available

Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of NBI-74788 in Adults With Congenital Adrenal Hyperplasia

NCT03525886
View directory record Official record
Conditions
CAH - Congenital Adrenal Hyperplasia
Interventions
NBI-74788
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 50 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
6
States / cities
Aurora, Colorado • Indianapolis, Indiana • Ann Arbor, Michigan + 3 more
Source: ClinicalTrials.gov public record
Updated May 2, 2022 · Synced Sep 27, 2026, 4:53 AM EDT
Completed Phase 2 Interventional

Inositol Supplementation to Treat PCOS (INSUPP-PCOS)

NCT03864068
View directory record Official record
Conditions
Polycystic Ovary Syndrome, Anovulation, Hyperandrogenism, Insulin Resistance, Glucose Intolerance, Metabolic Complication
Interventions
Placebo, Inositol
Other · Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
2
States / cities
Hershey, Pennsylvania • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Sep 27, 2026, 4:53 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Acute Progesterone Suppression of Wake vs. Sleep Luteinizing Hormone Pulse Frequency in Pubertal Girls With and Without Hyperandrogenism

NCT00929006
View directory record Official record
Conditions
Puberty, Hyperandrogenism
Interventions
Micronized progesterone suspension, Placebo
Drug
Lead sponsor
University of Virginia
Other
Eligibility
10 Years to 17 Years · Female only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2025
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 4, 2025 · Synced Sep 27, 2026, 4:53 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Hyperandrogenemia and Altered Day-night LH Pulse Patterns

NCT03068910
View directory record Official record
Conditions
Hyperandrogenism, Polycystic Ovary Syndrome, Puberty
Interventions
Micronized progesterone, Spironolactone, Placebo
Drug
Lead sponsor
University of Virginia
Other
Eligibility
10 Years to 17 Years · Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2025
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 4, 2025 · Synced Sep 27, 2026, 4:53 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Ovarian Contribution to Androgen Production in Adolescent Girls

NCT01421810
View directory record Official record
Conditions
Polycystic Ovary Syndrome, Obesity, Hyperandrogenism
Interventions
Dexamethasone, rhCG
Drug
Lead sponsor
University of Virginia
Other
Eligibility
7 Years to 18 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2025
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 26, 2023 · Synced Sep 27, 2026, 4:53 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Effect of a Commonly Used Antibiotic, Doxycycline, in Women With Polycystic Ovarian Syndrome

NCT01788215
View directory record Official record
Conditions
Polycystic Ovarian Syndrome (PCOS), Irregular Menstrual Cycles, Androgen Excess
Interventions
doxycycline, Sugar Pill
Drug · Other
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jan 12, 2016 · Synced Sep 27, 2026, 4:53 AM EDT
Completed Not applicable Interventional Results available

Effect of Metformin on Sensitivity of the GnRH Pulse Generator to Suppression by Estradiol and Progesterone

NCT01427595
View directory record Official record
Conditions
Polycystic Ovary Syndrome, Hyperandrogenism
Interventions
Metformin, Progesterone, estrace
Drug
Lead sponsor
University of Virginia
Other
Eligibility
10 Years to 17 Years · Female only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 7, 2021 · Synced Sep 27, 2026, 4:53 AM EDT
Recruiting Phase 2 Interventional

Metyrapone Study for Patients Diagnosed With Mild Autonomous Cortisol Secretion - MACS

NCT07138274
View directory record Official record
Conditions
Mild Autonomous Cortisol Secretion (MACS), Autonomous Cortisol Secretion (ACS)
Interventions
Metyrapone 250 mg Oral Tablets, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Sep 27, 2026, 4:53 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

The Effect of Metformin Added to Clomiphene Citrate on Pregnancy Rates in Hyperandrogenic, Chronic Oligoovulatory or Anovulatory Women

NCT00413179
View directory record Official record
Conditions
Polycystic Ovary Syndrome, Anovulation, Oligoovulation, Infertility, Hyperandrogenism
Interventions
Metformin, Clomiphene citrate, Placebo
Drug
Lead sponsor
59th Medical Wing
Federal
Eligibility
18 Years to 40 Years · Female only
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 2003
U.S. locations
1
States / cities
Lackland Air Force Base, Texas
Source: ClinicalTrials.gov public record
Updated Dec 18, 2006 · Synced Sep 27, 2026, 4:53 AM EDT
Recruiting Phase 2 Interventional

An Extension Study to Evaluate Safety and Efficacy of Atumelnant in Participants With Congenital Adrenal Hyperplasia

NCT06712823
View directory record Official record
Conditions
Congenital Adrenal Hyperplasia, Classic Congenital Adrenal Hyperplasia
Interventions
atumelnant (CRN04894)
Drug
Lead sponsor
Crinetics Pharmaceuticals Inc.
Industry
Eligibility
16 Years to 74 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
3
States / cities
Minneapolis, Minnesota • Morehead City, North Carolina • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 28, 2026 · Synced Sep 27, 2026, 4:53 AM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Suppression of Daytime and Nighttime Luteinizing Hormone Frequency by Progesterone

NCT01428089
View directory record Official record
Conditions
Polycystic Ovary Syndrome, Hyperandrogenism, Normal Puberty
Interventions
Progesterone, Placebo
Drug
Lead sponsor
University of Virginia
Other
Eligibility
7 Years to 14 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2024
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 1, 2023 · Synced Sep 27, 2026, 4:53 AM EDT
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Development of Healthcare Transition for Patients With Congenital Adrenal Hyperplasia

NCT07611786
View directory record Official record
Conditions
Congenital Adrenal Hyperplasia
Interventions
exposure to healthcare transition protocol
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
16 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 27, 2026, 4:53 AM EDT
Recruiting No phase listed Observational

Natural History Study of Patients With Excess Androgen

NCT00250159
View directory record Official record
Conditions
Congenital Adrenal Hyperplasia (CAH), Familial Male-Limited Precocious Puberty (FMPP)
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
1 Day to 99 Years
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 7, 2026 · Synced Sep 27, 2026, 4:53 AM EDT
Completed Phase 1Phase 2 Interventional

Congenital Adrenal Hyperplasia: Calcium Channels as Therapeutic Targets

NCT00000102
View directory record Official record
Conditions
Congenital Adrenal Hyperplasia
Interventions
Nifedipine
Drug
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
14 Years to 35 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 27, 2026, 4:53 AM EDT
Completed Phase 3 Interventional Results available

Comparison of Chronocort® With Standard Glucocorticoid Therapy in Patients With Congenital Adrenal Hyperplasia

NCT02716818
View directory record Official record
Conditions
Congenital Adrenal Hyperplasia
Interventions
Chronocort®, standard glucocorticoid therapy
Drug
Lead sponsor
Neurocrine UK Limited
Industry
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 25, 2021 · Synced Sep 27, 2026, 4:53 AM EDT
Enrolling by invitation No phase listed Observational

International Registry of Congenital Portosystemic Shunt (IRCPSS)

NCT06041906
View directory record Official record
Conditions
Congenital Portosystemic Shunt, CPSS (Congenital Portosystemic Shunt)
Interventions
Shunt Closure
Procedure
Lead sponsor
Prof. Valérie Mc Lin
Other
Eligibility
1 Day and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
2
States / cities
New Haven, Connecticut • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 17, 2025 · Synced Sep 27, 2026, 4:53 AM EDT
Completed No phase listed Observational

Adrenal Hyperplasia Among Young People With PCOS

NCT01313455
View directory record Official record
Conditions
Adrenal Hyperplasia, Polycystic Ovarian Syndrome, Oligomenorrhea, Obesity, Hyperandrogenism
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
16 Years to 29 Years · Female only
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 30, 2019 · Synced Sep 27, 2026, 4:53 AM EDT
Completed Phase 2 Interventional Results available

Evaluate the Safety, Efficacy, and Pharmacokinetics of CRN04894 in Participants With Congenital Adrenal Hyperplasia (TouCAHn)

NCT05907291
View directory record Official record
Conditions
Congenital Adrenal Hyperplasia, Classic Congenital Adrenal Hyperplasia
Interventions
atumelnant (CRN04894)
Drug
Lead sponsor
Crinetics Pharmaceuticals Inc.
Industry
Eligibility
16 Years to 75 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
8
States / cities
Pasadena, California • Ann Arbor, Michigan • Minneapolis, Minnesota + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Sep 27, 2026, 4:53 AM EDT
Completed Phase 3 Interventional Results available

A Study of the Efficacy and Safety of Relacorilant in Patients With Cortisol-Secreting Adrenal Adenomas

NCT04308590
View directory record Official record
Conditions
Hypercortisolism
Interventions
Relacorilant, Placebo
Drug · Other
Lead sponsor
Corcept Therapeutics
Industry
Eligibility
18 Years to 80 Years
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
22
States / cities
Birmingham, Alabama • Stanford, California • Torrance, California + 19 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2025 · Synced Sep 27, 2026, 4:53 AM EDT