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Showing 1–21 of 21 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Hypothalamic Amenorrhea Clear all
Withdrawn No phase listed Observational Accepts healthy volunteers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 Jul 21, 2026, 11:33 PM EDT
Active, not recruiting No phase listed Observational

Hypothalamic Amenorrhea as a Fertility Status Marker for Cardiovascular Health (ARCH)

NCT05629377
View directory record Official record
Conditions
Hypothalamic Amenorrhea
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Jul 21, 2026, 11:33 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 3, 2014 · Synced Jul 21, 2026, 11:33 PM EDT
Recruiting Phase 2 Interventional

Role of Estrogen on Skeletal Outcomes in FHA

NCT07010146
View directory record Official record
Conditions
Bone Strength, Bone Density, FHA (Functional Hypothalamic Amenorrhea)
Interventions
transdermal 17β-E2 with cyclic progestin, oral 17β-E2 with cyclic progestin, transdermal EE+LNG
Drug
Lead sponsor
University of Virginia
Other
Eligibility
14 Years to 30 Years · Female only
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
2
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Jul 21, 2026, 11:33 PM EDT
Recruiting Phase 3 Interventional

Romosozumab as an Adjunct to Physiologic Estrogen Replacement in Functional Hypothalamic Amenorrhea

NCT06533865
View directory record Official record
Conditions
FHA (Functional Hypothalamic Amenorrhea)
Interventions
Romosozumab, Placebo, Zoledronic acid
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
14 Years to 30 Years · Female only
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
2
States / cities
Boston, Massachusetts • Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Jul 21, 2026, 11:33 PM EDT
Terminated Phase 4 Interventional Results available

The Luveris In Vitro Fertilization Trial

NCT00889512
View directory record Official record
Conditions
Infertility, Hypothalamic Amenorrhea, Hyperprolactinemia
Interventions
Luveris fixed dose, Luveris increasing dose
Drug
Lead sponsor
University Reproductive Associates
Other
Eligibility
18 Years to 38 Years · Female only
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Hasbrouck Heights, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 6, 2018 · Synced Jul 21, 2026, 11:33 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Detailed Clinical, Biochemical and Genetic Characterization in Gonadotropin-releasing Hormone (GnRH) Deficiency Disorders

NCT01165619
View directory record Official record
Conditions
Idiopathic Hypogonadotropic Hypogonadism, Hypothalamic Amenorrhea
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 40 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 23, 2011 · Synced Jul 21, 2026, 11:33 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Atherosclerosis, Immune Mediated Inflammation and Hypoestrogenemia in Young Women

NCT03018366
View directory record Official record
Conditions
Estrogen Deficiency, Cardiovascular Disease (CVD), Functional Hypothalamic Amenorrhea, Endothelial Dysfunction
Interventions
17beta Estradiol, Transdermal placebo patch, Progesterone, Placebo Pill
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 12, 2025 · Synced Jul 21, 2026, 11:33 PM EDT
Recruiting No phase listed Observational

Observation of Environment and Reproductive-Endocrine Effects

NCT06280807
View directory record Official record
Conditions
Hypogonadism, Hypergonadism, Precocious Puberty, Late Puberty, Amenorrhea
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
8 Years to 99 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2039
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Jul 21, 2026, 11:33 PM EDT
Recruiting Phase 2 Interventional

Kisspeptin Administration Subcutaneously to Patients With Hypothalamic Amenorrhea

NCT07224438
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
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Jul 21, 2026, 11:33 PM EDT
Completed Not applicable Interventional

CaREFREE Study (Calorie Restriction, Environment and Fitness: Reproductive Effects Evaluation Study)

NCT02858336
View directory record Official record
Conditions
Hormones
Interventions
NEA, DEA
Behavioral
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 28 Years · Female only
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Jul 21, 2026, 11:33 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 2, 2025 · Synced Jul 21, 2026, 11:33 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 Jul 21, 2026, 11:33 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Timing of Energy Availability on Menstrual Cycle Function

NCT06471582
View directory record Official record
Conditions
Menstrual Irregularity
Interventions
Artificially Sweetened Carbohydrate Beverage, Artificially Sweetened Beverage
Dietary Supplement
Lead sponsor
University of Colorado, Colorado Springs
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Colorado Springs, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Jul 21, 2026, 11:33 PM EDT
Recruiting No phase listed Observational

The REgistry of Very Early Estrogen and AnovuLation

NCT06583408
View directory record Official record
Conditions
Hypothalamic Amenorrhea, Functional, Hypothalamic Amenorrhea, Functional Hypogonadotropic Hypogonadism
Interventions
Automated Self-Administered 24-hour Dietary Assessment Tool (ASA24), REVEAL Questionnaire
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
100,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 20, 2025 · Synced Jul 21, 2026, 11:33 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 Jul 21, 2026, 11:33 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Study of Leptin for the Treatment of Hypothalamic Amenorrhea

NCT00130117
View directory record Official record
Conditions
Amenorrhea
Interventions
r-metHuLeptin, Oral Contraceptive Pills (OCPs), Placebo
Drug · Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced Jul 21, 2026, 11:33 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 Jul 21, 2026, 11:33 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Physical and Psychosocial Stress on Functional Hypothalamic Amenorrhea in Exercising Women

NCT05967819
View directory record Official record
Conditions
Amenorrhea Secondary
Interventions
Exercise Stress, Psychosocial Stress
Behavioral
Lead sponsor
University of Colorado, Colorado Springs
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Colorado Springs, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Jul 21, 2026, 11:33 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Hormone Dynamics and Bone Mineral Density in Anorexia Nervosa v. Hypothalamic Amenorrhea

NCT00556036
View directory record Official record
Conditions
Anorexia Nervosa, Hypothalamic Amenorrhea, Obesity
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 1, 2020 · Synced Jul 21, 2026, 11:33 PM EDT
Recruiting No phase listed Observational

Inherited Reproductive Disorders

NCT01500447
View directory record Official record
Conditions
Genetic Disorder, Infertility, Hypogonadism, Amenorrhea
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
6 Weeks to 120 Years
Enrollment
850 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 Jul 16, 2026 · Synced Jul 21, 2026, 11:33 PM EDT