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 5, 2026, 1:57 PM 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 29 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Anovulation Clear all
Withdrawn No phase listed Observational

Using CPAP to Improve Menstruation in Women With Polycystic Ovarian Syndrome and Obstructive Sleep Apnea

NCT03155828
View directory record Official record
Conditions
Sleep Apnea, Obstructive, Anovulation, Polycystic Ovarian Syndrome
Interventions
CPAP
Device
Lead sponsor
University of Louisville
Other
Eligibility
18 Years to 35 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 2, 2018 · Synced Sep 5, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Ovarian Morphology and Function in Overweight Women During Weight Loss

NCT01785719
View directory record Official record
Conditions
Weight Loss, Anovulation, Amenorrhea, Infertility
Interventions
Commercial Weight Loss Program
Behavioral
Lead sponsor
Cornell University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2023
U.S. locations
1
States / cities
Ithaca, New York
Source: ClinicalTrials.gov public record
Updated Feb 2, 2025 · Synced Sep 5, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Gynecological Age on LH Sensitivity to Energy Availability

NCT00260286
View directory record Official record
Conditions
Anovulation, Amenorrhea, Infertility, Starvation
Interventions
Energy availability
Behavioral
Lead sponsor
Ohio University
Other
Eligibility
18 Years to 34 Years · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2004
U.S. locations
1
States / cities
Athens, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 4, 2005 · Synced Sep 5, 2026, 1:57 PM EDT
Not listed Phase 2 Interventional

Pulsatile GnRH in Anovulatory Infertility

NCT00383656
View directory record Official record
Conditions
Hypogonadotropic Hypogonadism, Amenorrhea, Kallmann's Syndrome
Interventions
GnRH, Pump
Drug · Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
16 Years to 45 Years · Female only
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1989 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced Sep 5, 2026, 1:57 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Androgen Excess as a Cause for Adipogenic Dysfunction in PCOS Women

NCT01889199
View directory record Official record
Conditions
Polycystic Ovary Syndrome (PCOS)
Interventions
Flutamide, Placebo
Drug · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 9, 2025 · Synced Sep 5, 2026, 1:57 PM EDT
Withdrawn Not applicable Interventional

Hysteroscopy in Chronic Anovulation

NCT03545945
View directory record Official record
Conditions
Chronic Anovulation
Interventions
Additional office hysteroscopy, Endometrial biopsy
Procedure
Lead sponsor
University of South Florida
Other
Eligibility
18 Years to 45 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jun 17, 2021 · Synced Sep 5, 2026, 1:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nimodipine to Prevent LH Surge During Ovulation Induction: Blinded Placebo-controlled RCT

NCT01672801
View directory record Official record
Conditions
Unexplained Infertility, Polycystic Ovarian Syndrome, Anovulatory
Interventions
Placebo, Nimodipine
Drug
Lead sponsor
Boston IVF
Other
Eligibility
25 Years to 40 Years · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Waltham, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 10, 2020 · Synced Sep 5, 2026, 1:57 PM EDT
Active, not recruiting Phase 4 Interventional Results available

Randomized Controlled Trial of Combined Letrozole and Clomid (CLC II) Versus Letrozole Alone for Women With Anovulation

NCT05206448
View directory record Official record
Conditions
Polycystic Ovary Syndrome, PCOS, Infertility
Interventions
Letrozole, Clomiphene Citrate
Drug
Lead sponsor
Rachel Mejia
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
4
States / cities
Davenport, Iowa • Iowa City, Iowa • West Des Moines, Iowa + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2025 · Synced Sep 5, 2026, 1:57 PM 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 5, 2026, 1:57 PM EDT
Completed Phase 2 Interventional Results available

Comparison of Anastrozole Verses Clomiphene Citrate in Stimulating Follicular Growth and Ovulation in Infertile Women With Ovulatory Dysfunction

NCT00213148
View directory record Official record
Conditions
Anovulation
Interventions
Anastrozole 1 mg, Anastrozole 5 mg, Anastrozole 10 mg, Clomiphene Citrate 50 mg, Clomiphene Citrate 100 mg
Drug
Lead sponsor
EMD Serono
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
271 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Rockland, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 16, 2018 · Synced Sep 5, 2026, 1:57 PM EDT
Completed Not applicable Interventional

The Effects of an Intensive Lifestyle Intervention on Reproductive Outcomes

NCT01894074
View directory record Official record
Conditions
Subfertility, Anovulatory, Obese
Interventions
Intensive Dietary Intervention, Placebo
Behavioral
Lead sponsor
Amy E Rothberg
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 3, 2015 · Synced Sep 5, 2026, 1:57 PM EDT
Terminated Not applicable Interventional Results available

Progestin-induced Endometrial Shedding in PCOS (The PIES in PCOS Study)

NCT01718444
View directory record Official record
Conditions
Polycystic Ovary Syndrome, Infertility
Interventions
Progestin, Clomiphene Citrate
Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 28, 2020 · Synced Sep 5, 2026, 1:57 PM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

FHA: Characterization of Metabolic Status, Brain Circuitry, and Stress-Reactivity

NCT00453219
View directory record Official record
Conditions
Anovulation, FHA, Eumenorrhea, Polycystic Ovary Syndrome
Interventions
Screening evaluation, Meal Response, Blood Collection, Functional MRI, Endocrine Assessment
Procedure · Genetic
Lead sponsor
Emory University
Other
Eligibility
18 Years to 35 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2011
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 29, 2013 · Synced Sep 5, 2026, 1:57 PM EDT
Recruiting Phase 2 Interventional

A Study to Investigate Mibavademab in Adult Women With Functional Hypothalamic Amenorrhea

NCT07235917
View directory record Official record
Conditions
Functional Hypothalamic Amenorrhea (FHA)
Interventions
Mibavademab, Placebo
Drug · Other
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
10
States / cities
Phoenix, Arizona • West Hills, California • New Haven, Connecticut + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Sep 5, 2026, 1:57 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

A Multicenter, Randomized, Double-Blind, Placebo-Controlled Study to Assess the Efficacy and Safety of Three Dosage Strengths of Pulsatile GnRH

NCT00296465
View directory record Official record
Conditions
InFertility
Interventions
Pulsatile gonadotropin-releasing hormone (GnRH), Clomiphene Citrate, Placebo Pulsatile GnRH, Placebo Clomiphene Citrate
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Metairie, Louisiana
Source: ClinicalTrials.gov public record
Updated May 18, 2011 · Synced Sep 5, 2026, 1:57 PM EDT
Terminated Not applicable Interventional Results available

Efficacy Study of Raloxifene to Induce Ovulation in Polycystic Ovarian Syndrome

NCT01607320
View directory record Official record
Conditions
Polycystic Ovarian Syndrome
Interventions
Raloxifene, Clomiphene
Drug
Lead sponsor
Bruce Lessey
Other
Eligibility
18 Years to 36 Years · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Greenville, South Carolina
Source: ClinicalTrials.gov public record
Updated Sep 19, 2018 · Synced Sep 5, 2026, 1:57 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Pilot Study:Role of Dietary Fiber in PCOS Anovulation

NCT00703092
View directory record Official record
Conditions
PCOS
Interventions
Fiber-Stat
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 8, 2017 · Synced Sep 5, 2026, 1:57 PM EDT
Completed Phase 2 Interventional

Study to Assess the Efficacy and Safety of Three Dosage Strengths of Pulsatile GnRH Delivered From a Iontophoretic Patch Compared to Oral Treatment With Clomiphene or Placebo in Infertile Females

NCT00796289
View directory record Official record
Conditions
Infertility
Interventions
GnRH iontophoretic transdermal Lutrepatch, clomiphene citrate, placebo clomiphene citrate, placebo GnRH patch
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 38 Years · Female only
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
35
States / cities
Tucson, Arizona • Jonesboro, Arkansas • San Diego, California + 30 more
Source: ClinicalTrials.gov public record
Updated Sep 8, 2015 · Synced Sep 5, 2026, 1:57 PM EDT
Completed Phase 3 Interventional Results available

Traditional Clomiphene Citrate Administration vs. Stair-step Approach

NCT01008319
View directory record Official record
Conditions
Ovulatory Dysfunction, Anovulation, Ovulation Induction
Interventions
clomiphene citrate
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jan 7, 2018 · Synced Sep 5, 2026, 1:57 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Efficacy Study of the OV-Watch™ Personal Fertility Monitor for Women Using Clomiphene Citrate.

NCT00239603
View directory record Official record
Conditions
Infertility, Anovulation, Polycystic Ovary Syndrome
Interventions
OV-Watch
Device
Lead sponsor
Emory University
Other
Eligibility
21 Years to 42 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 16, 2007 · Synced Sep 5, 2026, 1:57 PM EDT
Completed Not applicable Interventional

Pathogenesis of Functional Hypothalamic Amenorrhea

NCT01674426
View directory record Official record
Conditions
Disorder of Endocrine Ovary, Hypersecretion; Cortisol, Metabolic Disturbance, Stress, Psychological
Interventions
Cognitive behavior therapy
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2003
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 5, 2026, 1:57 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Treating Inflammation in Polycystic Ovary Syndrome to Ameliorate Ovarian Dysfunction

NCT03229408
View directory record Official record
Conditions
Polycystic Ovary Syndrome
Interventions
Salsalate, Placebo
Drug · Other
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 9, 2025 · Synced Sep 5, 2026, 1:57 PM EDT
Completed No phase listed Observational

PCOS Twin Study - Environmental Factors in the Development of Polycystic Ovary Syndrome, Phase 2

NCT00444288
View directory record Official record
Conditions
Polycystic Ovary Syndrome
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 5, 2026, 1:57 PM EDT
Not listed Not applicable Interventional

Sperm Preparation Prior to Intrauterine Insemination Study

NCT05693220
View directory record Official record
Conditions
Infertility, Infertility Secondary, Infertility Unexplained, Anovulation, Fertility Disorders, Reproductive Issues
Interventions
Zymot Multi sperm separation device, Density gradient centrifugation
Device · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 2, 2023 · Synced Sep 5, 2026, 1:57 PM EDT