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Showing 1–24 of 55 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Amenorrhea Clear all
Completed No phase listed Observational Accepts healthy volunteers

KYleena Satisfaction Study / Observational Study on User Satisfaction With the Levonorgestrel Intrauterine Delivery System Kyleena (LNG-IUS 12) in New Contraceptive Users and After Switching From Another Contraceptive Method

NCT03182140
View directory record Official record
Conditions
Contraception
Interventions
Kyleena
Drug
Lead sponsor
Bayer
Industry
Eligibility
Female only
Enrollment
1,134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
12
States / cities
Lakewood, Colorado • Sarasota, Florida • Wellington, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Mar 28, 2021 · Synced Sep 5, 2026, 2:30 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 Sep 5, 2026, 2:30 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 27, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Phase 2 Interventional

A Trial to Evaluate DR-2021 in Women With Secondary Amenorrhea

NCT00196391
View directory record Official record
Conditions
Amenorrhea
Interventions
DR-2021a, DR-2021b, DR-2021c, DR-2021d, DR-2021e, Placebo
Drug · Other
Lead sponsor
Duramed Research
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
27
States / cities
Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 22 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2014 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Phase 2 Interventional Results available

GnRH Analogue for Ovarian Function Preservation in Hematopoietic Stem Cell Transplantation Patients

NCT00429494
View directory record Official record
Conditions
Amenorrhea, Premature Ovarian Failure, Ovarian Function Insufficiency
Interventions
Leuprolide Acetate, Questionnaire, Hematopoietic Stem Cell Transplantation
Drug · Behavioral · Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Up to 40 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2011
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 8, 2013 · Synced Sep 5, 2026, 2:30 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 Sep 5, 2026, 2:30 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Effects of Exercise and Yogurt on Bone Mineral Density and Immunological Factors in Human Milk: The MEEMA Study

NCT03732261
View directory record Official record
Conditions
Lactational Amenorrhea, Body Weight Changes, Bone Loss
Interventions
Exercise and dietary
Other
Lead sponsor
North Carolina Agriculture & Technical State University
Other
Eligibility
25 Years to 40 Years · Female only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Greensboro, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 22, 2023 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Not applicable Interventional

Rejuvenation of Premature Ovarian Failure With Stem Cells

NCT02696889
View directory record Official record
Conditions
Primary Ovarian Insufficiency, Low Ovarian Reserve, Premature Ovarian Failure
Interventions
ROSE-1 Protocol
Procedure
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years and older · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 22, 2021 · Synced Sep 5, 2026, 2:30 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 2, 2021 · Synced Sep 5, 2026, 2:30 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, 2:30 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 Sep 5, 2026, 2:30 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, 2:30 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, 2:30 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Ovarian Morphology in Girls

NCT04424576
View directory record Official record
Conditions
Amenorrhea, Oligomenorrhea, Puberty
Interventions
Not listed
Lead sponsor
Cornell University
Other
Eligibility
9 Years to 17 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
3
States / cities
Kansas City, Missouri • Ithaca, New York • Rochester, New York
Source: ClinicalTrials.gov public record
Updated Aug 11, 2024 · Synced Sep 5, 2026, 2:30 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, 2:30 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 Sep 5, 2026, 2:30 PM EDT
Suspended No phase listed Observational Accepts healthy volunteers

NAFLD in Adolescents and Young Adults With PCOS

NCT02506946
View directory record Official record
Conditions
Polycystic Ovary Syndrome, Non-Alcoholic Fatty Liver Disease, Metabolic Syndrome
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
14 Years to 25 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Sep 5, 2026, 2:30 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 Sep 5, 2026, 2:30 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Exercise Amenorrhea Stress and Bone Health in Adolescents

NCT00441402
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
14 Years to 21 Years · Female only
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 1, 2010 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Effects of Anorexia Nervosa on Bone Mass in Adolescents

NCT00088153
View directory record Official record
Conditions
Anorexia Nervosa
Interventions
Physiologic Estrogen/progesterone, Placebo
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
12 Years to 18 Years · Female only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Sep 5, 2026, 2:30 PM EDT
Active, not recruiting No phase listed Observational

Menstrual Cycle Maintenance and Quality of Life: A Prospective Study

NCT00589654
View directory record Official record
Conditions
Amenorrhea, Menstrual Cycle, Breast Cancer
Interventions
Questionnaire
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
810 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Completed No phase listed Observational

Ovarian Follicle Function in Patients With Primary Ovarian Failure

NCT00001275
View directory record Official record
Conditions
Amenorrhea, Hypoaldosteronism, Hypogonadism, Infertility, Premature Ovarian Failure
Interventions
Not listed
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years to 42 Years · Female only
Enrollment
1,134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1991 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 5, 2017 · Synced Sep 5, 2026, 2:30 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 Aug 27, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

Study to Evaluate Menses Induction in Women Administered Proellex

NCT00881608
View directory record Official record
Conditions
Amenorrhea
Interventions
Placebo, Proellex
Drug
Lead sponsor
Repros Therapeutics Inc.
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 24, 2014 · Synced Sep 5, 2026, 2:30 PM EDT