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ClinicalTrials.gov public records Last synced Oct 6, 2026, 1:07 PM EDT

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Showing 25–48 of 48 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Hypogonadotropic Hypogonadotropism Clear all
Completed Phase 3 Interventional

Bioequivalence Study of Test and Reference Testosterone Topical Gel, 1.62% Metered Pump in Testosterone Deficient Adult Male Subjects Under Fasting Conditions

NCT02110368
View directory record Official record
Conditions
Primary Hypogonadism, Hypogonadotropic Hypogonadism
Interventions
Testosterone Topical Gel, 1.62% Metered Pump, AndroGel (testosterone gel) 1.62% Metered-Dose Pump
Drug
Lead sponsor
Amneal Pharmaceuticals, LLC
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Miami Gardens, Florida
Source: ClinicalTrials.gov public record
Updated Jun 26, 2014 · Synced Oct 6, 2026, 1:07 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers Results available

Reprometabolic Syndrome Mediates Subfertility in Obesity

NCT02653092
View directory record Official record
Conditions
Obesity, Infertility, Hypogonadotropic Hypogonadotropism, Hyperinsulinemia
Interventions
Insulin, Intralipid, Dextrose, Heparin, GnRH, Hyperinsulinemic Euglycemic Clamp
Drug · Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 38 Years · Female only
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Oct 6, 2026, 1:07 PM EDT
Not listed Not applicable Interventional

Baselines in Reproductive Disorders

NCT00456274
View directory record Official record
Conditions
Amenorrhea, Hypogonadotropic Hypogonadism, Kallmann's Syndrome
Interventions
Frequent baseline blood sampling
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
16 Years to 45 Years · Female only
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 4, 2014 · Synced Oct 6, 2026, 1:07 PM EDT
Completed Phase 2 Interventional Results available

Study to Evaluate the Efficacy of Androxal in Controlling Blood Glucose in Men With Type-2 Diabetes Mellitus

NCT01191320
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Secondary Hypogonadism
Interventions
Placebo, Androxal
Drug
Lead sponsor
Repros Therapeutics Inc.
Industry
Eligibility
20 Years to 80 Years · Male only
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
18
States / cities
Garden Grove, California • Sacramento, California • Torrance, California + 11 more
Source: ClinicalTrials.gov public record
Updated Jul 24, 2014 · Synced Oct 6, 2026, 1:07 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effects on the Brain of Lupron Induced Hypogonadotropic Hypogonadism With and Without Testosterone Replacement

NCT00001412
View directory record Official record
Conditions
Hypogonadism
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Male only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1993 – 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 6, 2026, 1:07 PM EDT
Recruiting No phase listed Observational

Assessment of Endometrial Thickness Among Adolescent and Young Adult Patients on Estrogen Replacement Therapy Using Daily Oral Micronized Progesterone Versus the Etonogestrel Implant.

NCT06357442
View directory record Official record
Conditions
Primary Ovarian Insufficiency, Hypogonadotropic Hypogonadism, Hormone Replacement Therapy
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
12 Years to 25 Years · Female only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 6, 2024 · Synced Oct 6, 2026, 1:07 PM EDT
Completed Phase 3 Interventional Results available

Phase III Study to Evaluate Morning Testosterone Normalization in Overweight Men With Secondary Hypogonadism

NCT01739595
View directory record Official record
Conditions
Secondary Hypogonadism
Interventions
enclomiphene citrate, Placebo
Drug
Lead sponsor
Repros Therapeutics Inc.
Industry
Eligibility
18 Years to 60 Years · Male only
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
13
States / cities
Mobile, Alabama • Little Rock, Arkansas • Rancho Cucamonga, California + 10 more
Source: ClinicalTrials.gov public record
Updated May 27, 2015 · Synced Oct 6, 2026, 1:07 PM EDT
Terminated No phase listed Observational

Psychological Outcomes in Isolated GnRH Deficiency

NCT02356172
View directory record Official record
Conditions
Hypogonadism
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years to 200 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 18, 2019 · Synced Oct 6, 2026, 1:07 PM EDT
Completed No phase listed Observational

Investigation of the Genetic Causes of Kallmann Syndrome and Reproductive Disorders

NCT00494169
View directory record Official record
Conditions
Hypogonadotropic Hypogonadism, Kallmann Syndrome, Puberty, Delayed, Puberty, Precocious, GnRH Deficiency
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
Not listed
Enrollment
4,042 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 30, 2022 · Synced Oct 6, 2026, 1:07 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Neuropeptides in Human Reproduction

NCT01952782
View directory record Official record
Conditions
Hypogonadotropic Hypogonadism
Interventions
Kisspeptin 112-121, Naloxone, GnRH
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 31, 2024 · Synced Oct 6, 2026, 1:07 PM EDT
Completed No phase listed Observational

Hormonal Regulation of Puberty and Fertility

NCT01511588
View directory record Official record
Conditions
Endocrine Disease, Infertility, Hypogonadism, Amenorrhea, Adolescents
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
14 Years to 100 Years
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
2
States / cities
Bethesda, Maryland • Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 6, 2026, 1:07 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 12, 2017 · Synced Oct 6, 2026, 1:07 PM EDT
Terminated Phase 2 Interventional Results available

Follicle Stimulating Hormone (FSH) to Improve Testicular Development in Men With Hypogonadism

NCT00064987
View directory record Official record
Conditions
Hypogonadism, Kallmann Syndrome
Interventions
Testicular biopsy, gonadotropin releasing hormone (GnRH), follicle stimulating hormone (FSH)
Procedure · Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years and older · Male only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 7, 2017 · Synced Oct 6, 2026, 1:07 PM EDT
Completed Phase 3 Interventional

A Randomized, Double Blind, Placebo-Controlled, Multi-Center Phase III Study in Men With Acquired Hypogonadotropic Hypogonadism to Compare Changes in Testosterone and Sperm Concentration Following Treatment With 12.5 mg or 25 mg Androxal or AndroGel 1.62%

NCT01993225
View directory record Official record
Conditions
Secondary Hypogonadism
Interventions
Androxal 12.5 mg/25 mg, Placebo Capsules, AndroGel 1.62%, Placebo Gel
Drug
Lead sponsor
Repros Therapeutics Inc.
Industry
Eligibility
18 Years to 60 Years · Male only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
9
States / cities
Birmingham, Alabama • Mobile, Alabama • Evanston, Illinois + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2014 · Synced Oct 6, 2026, 1:07 PM EDT
Completed Phase 1 Interventional

Kisspeptin in the Evaluation of Delayed Puberty

NCT01438034
View directory record Official record
Conditions
Delayed Puberty, Kallmann Syndrome, Hypogonadotropic Hypogonadism, GnRH Deficiency
Interventions
kisspeptin 112-121, GnRH
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
12 Years to 17 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 19, 2023 · Synced Oct 6, 2026, 1:07 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Kisspeptin Administration in the Adult

NCT00914823
View directory record Official record
Conditions
Hypogonadotropic Hypogonadism, Kallmann Syndrome, GnRH Deficiency, PCOS, Polycystic Ovarian Syndrome, Hyperprolactinemia
Interventions
kisspeptin 112-121, GnRH
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 31, 2024 · Synced Oct 6, 2026, 1:07 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Hypogonadotropic Hypogonadism in Obese Young Males

NCT03245827
View directory record Official record
Conditions
Hypogonadism, Hypogonadotropic
Interventions
Clomiphene, Placebo
Drug
Lead sponsor
Sandeep Singh Dhindsa, M.D., F.A.C.E
Other
Eligibility
18 Years to 30 Years · Male only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 29, 2022 · Synced Oct 6, 2026, 1:07 PM EDT
Completed No phase listed Observational

The Molecular Basis of Inherited Reproductive Disorders

NCT05971836
View directory record Official record
Conditions
Hypogonadotropic Hypogonadism, Reproductive Disorder, Kallmann Syndrome, Delayed Puberty
Interventions
Not listed
Lead sponsor
Stephanie B. Seminara, MD
Other
Eligibility
1 Year and older
Enrollment
854 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 6, 2026, 1:07 PM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of BGS649 in Male Obese Subjects With Hypogonadotropic Hypogonadism

NCT02730169
View directory record Official record
Conditions
Hypogonadotropic Hypogonadism
Interventions
BGS649, Placebo
Drug
Lead sponsor
Mereo BioPharma
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
271 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
48
States / cities
Birmingham, Alabama • Mobile, Alabama • Chandler, Arizona + 45 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2022 · Synced Oct 6, 2026, 1:07 PM EDT
Completed Phase 3 Interventional Results available

LutrePulse Hypogonadotropic Hypogonadism

NCT01976728
View directory record Official record
Conditions
Primary Amenorrhea With Hypogonadotropic Hypogonadism
Interventions
Gonadorelin acetate subcutaneous (SC) 10 μg/pulse as a fixed dose, administered via. OmniPod pump, Gonadorelin acetate SC 15 μg/pulse as a fixed dose, administered via. OmniPod pump, Gonadorelin acetate SC 20 μg/pulse as a fixed dose, administered via. OmniPod pump, Placebo (SC 10, 15, or 20 μg/pulse as a fixed dose, administered via. OmniPod pump)
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
33
States / cities
Tempe, Arizona • San Francisco, California • Aurora, Colorado + 28 more
Source: ClinicalTrials.gov public record
Updated Mar 3, 2021 · Synced Oct 6, 2026, 1:07 PM EDT
Completed Phase 2 Interventional Results available

A Multi-Center Study in Men With Acquired Hypogonadotropic Hypogonadism to Compare Changes in Body Composition and Metabolic Parameters With Diet and Exercise in Conjunction With Treatment With 12.5 mg or 25 mg Enclomiphene

NCT02651688
View directory record Official record
Conditions
Acquired Hypogonadotropic Hypogonadism, Obesity
Interventions
Placebo, Enclomiphene
Drug
Lead sponsor
Repros Therapeutics Inc.
Industry
Eligibility
18 Years to 60 Years · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
5
States / cities
Albany, New York • Garden City, New York • Providence, Rhode Island + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2019 · Synced Oct 6, 2026, 1:07 PM EDT
Completed Phase 1 Interventional

Examination of Idiopathic Hypogonadotropic Hypogonadism (IHH)and Kallmann Syndrome (KS)

NCT00392756
View directory record Official record
Conditions
Kallmann Syndrome, Hypogonadotropic Hypogonadism, GnRH Deficiency
Interventions
gonadotropin releasing hormone (GnRH)
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
16 Years and older
Enrollment
624 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1989 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 11, 2022 · Synced Oct 6, 2026, 1:07 PM EDT
Completed Phase 1 Interventional

Kisspeptin Administration Subcutaneously to Patients With Reproductive Disorders

NCT05633966
View directory record Official record
Conditions
Hypothalamic Amenorrhea, Hypogonadotropic Hypogonadism
Interventions
Kisspeptin 112-121
Drug
Lead sponsor
Stephanie B. Seminara, MD
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 3, 2025 · Synced Oct 6, 2026, 1:07 PM EDT
Terminated Phase 2 Interventional Results available

Hypogonadism in Young Men With Type 2 Diabetes

NCT01155518
View directory record Official record
Conditions
Hypogonadotropic Hypogonadism, Type 2 Diabetes
Interventions
testosterone, clomiphene, placebo
Drug
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years to 40 Years · Male only
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Oct 4, 2019 · Synced Oct 6, 2026, 1:07 PM EDT