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ClinicalTrials.gov public records Last synced May 22, 2026, 12:49 AM EDT

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

Showing 1–19 of 19 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Infertility Unexplained Clear all
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Infertility, Female
Interventions
Caloric Restriction, Orlistat, Moderate physical activity
Other · Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
379 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
10
States / cities
San Francisco, California • Augusta, Georgia • Southfield, Michigan + 7 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2022 · Synced May 22, 2026, 12:49 AM EDT
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Primary Ovarian Insufficiency, Unexplained Infertility
Interventions
Dehydroepiandrosterone, Placebo
Dietary Supplement · Other
Lead sponsor
Center for Human Reproduction
Other
Eligibility
21 Years to 37 Years · Female only
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 29, 2015 · Synced May 22, 2026, 12:49 AM EDT
Terminated Phase 1 Interventional
View directory record Official record
Conditions
Infertility, Infertility Unexplained
Interventions
Flourish HEC and BioGenesis
Combination Product
Lead sponsor
Vaginal Biome Science
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Ramon, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2025 · Synced May 22, 2026, 12:49 AM EDT
Not listed Not applicable Interventional
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 May 22, 2026, 12:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
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 May 22, 2026, 12:49 AM EDT
Active, not recruiting Phase 3 Interventional
View directory record Official record
Conditions
Leiomyoma, Uterine
Interventions
Green Tea Extract, Placebo
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
4
States / cities
New Haven, Connecticut • Chicago, Illinois • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 22, 2026 · Synced May 22, 2026, 12:49 AM EDT
Terminated Not applicable Interventional Results available
View directory record Official record
Conditions
Uterine Fibroids, With Unexplained Infertility
Interventions
ExAblate 2000, Myomectomy
Device · Procedure
Lead sponsor
InSightec
Industry
Eligibility
21 Years to 40 Years · Female only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
6
States / cities
Los Angeles, California • Smyrna, Georgia • Rochester, Minnesota + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 14, 2018 · Synced May 22, 2026, 12:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Infertility, Male Factor
Interventions
FemaSeed Localized Directional Insemination
Device
Lead sponsor
Femasys Inc.
Industry
Eligibility
19 Years to 40 Years · Female only
Enrollment
314 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
18
States / cities
Mobile, Alabama • Newark, Delaware • Clearwater, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Nov 7, 2024 · Synced May 22, 2026, 12:49 AM EDT
Withdrawn Phase 2 Interventional
View directory record Official record
Conditions
Endometriosis, Uterine Diseases, Endometrial Diseases, Infertility Unexplained, Infertility; Female, Nonimplantation
Interventions
EX-527 (Selisistat), Placebo
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 40 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 16, 2021 · Synced May 22, 2026, 12:49 AM EDT
Terminated Phase 2 Interventional
View directory record Official record
Conditions
Male Idiopathic Infertility
Interventions
FE 999049, Placebo
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
13
States / cities
Tempe, Arizona • San Jose, California • Centennial, Colorado + 10 more
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced May 22, 2026, 12:49 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Recurrent Pregnancy Loss, Unexplained Infertility
Interventions
Uterine ERA and microbiome testing, Oral antibiotics and vaginal probiotics
Diagnostic Test · Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Sunnyvale, California
Source: ClinicalTrials.gov public record
Updated Mar 31, 2025 · Synced May 22, 2026, 12:49 AM EDT
Completed No phase listed Observational Results available
View directory record Official record
Conditions
Male Infertility, Unexplained Infertility, Abortion, Habitual
Interventions
Not listed
Lead sponsor
Northwell Health
Other
Eligibility
Male only
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Apr 10, 2014 · Synced May 22, 2026, 12:49 AM EDT
Active, not recruiting No phase listed Observational
View directory record Official record
Conditions
Infertility, Infertility, Female, Infertility, Male, Infertility Primary, Infertility Secondary, Infertility Unexplained
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
4 Years and older
Enrollment
3,700 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced May 22, 2026, 12:49 AM EDT
Suspended Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Infertility
Interventions
In vitro maturation and in vitro fertilization, Low doses of gonadotropin stimulation.
Procedure
Lead sponsor
Batzofin Fertility Services
Other
Eligibility
21 Years to 41 Years · Female only
Enrollment
1,440 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 10, 2010 · Synced May 22, 2026, 12:49 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Endometriosis, Unexplained Infertility
Interventions
Elagolix, Ortho Cyclen
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 42 Years · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 25, 2024 · Synced May 22, 2026, 12:49 AM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Pregnancy, Unexplained Infertility
Interventions
Letrozole (aromatase inhibitor), Clomiphene Citrate, Follicle Stimulating Hormone (gonadotropin)
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
14
States / cities
Birmingham, Alabama • San Francisco, California • Stanford, California + 11 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2015 · Synced May 22, 2026, 12:49 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Perimenopausal Disorder, Menopause, Menopause, Premature, Menopause Related Conditions, Menopause Premature Symptomatic, Menopause Premature Asymptomatic, Premature Ovarian Failure, Premature Ovarian Failure, Familial, Premature Ovarian Failure 2A, Premature Ovarian Failure 3, Premature Ovarian Failure 4, Premature Ovarian Failure 1, Premature Ovarian Failure 5, Premature Ovarian Failure 6, Premature Ovarian Failure 7, Premature Ovarian Failure 9, Premature Ovarian Failure 8, Infertility, Infertility, Female, Infertility Unexplained
Interventions
Autologous PRP injection into human ovarian tissue
Other
Lead sponsor
Ascendance Biomedical
Industry
Eligibility
35 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Carlsbad, California
Source: ClinicalTrials.gov public record
Updated Apr 19, 2020 · Synced May 22, 2026, 12:49 AM EDT
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Premature Ovarian Failure
Interventions
Dehydroepiandrosterone, Placebo
Dietary Supplement
Lead sponsor
David H. Barad
Other
Eligibility
21 Years to 39 Years · Female only
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 9, 2012 · Synced May 22, 2026, 12:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Sperm DNA Fragmentation, Embryo Quality, Fertility Disorders, Infertility, Infertility, Male, Infertility Unexplained
Interventions
Microfluidic Sperm Sorting, in vitro fertilization
Device · Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
393 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Dec 30, 2025 · Synced May 22, 2026, 12:49 AM EDT