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ClinicalTrials.gov public records Last synced Oct 27, 2026, 12:48 AM EDT

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Showing 1–24 of 40 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Vaginal Microbiome Clear all
Terminated No phase listed Observational Accepts healthy volunteers

Study of Antibiotic-induced Vaginal Yeast Infections in Healthy Women

NCT01915251
View directory record Official record
Conditions
Microbiome, Antibiotic-Induced VVC, Vaginal Candidiasis
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 40 Years · Female only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2019
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 12, 2019 · Synced Oct 27, 2026, 12:48 AM EDT
Terminated Not applicable Interventional

Effects of Flourish HEC Vaginal Care System on Birth-Related Pelvic Floor Disorders

NCT05665569
View directory record Official record
Conditions
Pelvic Floor Disorders
Interventions
Flourish HEC, which contains BioNourish, Routine pelvic physical therapy
Device · Other
Lead sponsor
Vaginal Biome Science
Other
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Bellaire, Texas
Source: ClinicalTrials.gov public record
Updated Jul 18, 2023 · Synced Oct 27, 2026, 12:48 AM EDT
Completed Phase 4 Interventional Results available

Investigation of Microbiomes of Postmenopausal Women Looking for Outcomes and Response to Estrogen Therapy

NCT03996603
View directory record Official record
Conditions
Female Urogenital Diseases, Vaginal Atrophy, Postmenopausal Atrophic Vaginitis, Genitourinary Disease, Postmenopausal Symptoms
Interventions
Conjugated Estrogens Cream
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
55 Years and older · Female only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Oct 27, 2026, 12:48 AM EDT
Completed No phase listed Observational

Evaluation of the Relationship Between Vaginal and Lower Urinary Tract Microbiomes and Infection After Hysterectomy

NCT02751073
View directory record Official record
Conditions
Pelvic Organ Prolapse, Hysterectomy, Urinary Tract Infection
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years and older · Female only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 16, 2018 · Synced Oct 27, 2026, 12:48 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Estrogen and the Urogenital Microbiome in GSM

NCT03336437
View directory record Official record
Conditions
Menopause
Interventions
Estradiol vaginal ring, Placebo vaginal ring
Drug · Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
40 Years to 89 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 22, 2019 · Synced Oct 27, 2026, 12:48 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Long-Acting Progestin Contraception and the Vaginal Microbiome

NCT02740998
View directory record Official record
Conditions
Sexually Transmitted Infection
Interventions
Not listed
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
2
States / cities
Boston, Massachusetts • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Oct 27, 2026, 12:48 AM EDT
Completed No phase listed Observational

Role of Exogenous and Endogenous Sex Hormones on Tenofovir and Emtricitabine Disposition in Female Genital Tract

NCT03218085
View directory record Official record
Conditions
HIV/AIDS, Menopause, Inflammation Vagina
Interventions
Tenofovir, Emtricitabine
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older · Female only
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 16, 2024 · Synced Oct 27, 2026, 12:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pubic Hair and the Urinary and Vaginal Microbiome

NCT03272204
View directory record Official record
Conditions
Healthy
Interventions
No pubic hair, Pubic Hair
Behavioral
Lead sponsor
Margaret Mueller
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 4, 2020 · Synced Oct 27, 2026, 12:48 AM EDT
Recruiting Early Phase 1 Interventional

MOdification Of THe Early-Life Respiratory Microbiome Through Vaginal SEEDing

NCT05505110
View directory record Official record
Conditions
C-section, Vaginal Seeding, Respiratory, Microbiome
Interventions
Vaginal Seeding, Sterile Swab
Biological · Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 10, 2025 · Synced Oct 27, 2026, 12:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study to Evaluate the Efficacy of a Postbiotic Supplement on Menopausal Symptoms in Premenopausal Women

NCT07570043
View directory record Official record
Conditions
Perimenopause, Menopausal Symptoms, Menopause-Related Quality of Life, Microbiome
Interventions
Supplement, Placebo
Dietary Supplement · Other
Lead sponsor
Able Biolabs, LLC
Other
Eligibility
35 Years to 55 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Oct 27, 2026, 12:48 AM EDT
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Vaginal Microbiome Seeding and Health Outcomes in Cesarean-delivered Neonates.

NCT03298334
View directory record Official record
Conditions
Cesarean Delivery Affecting Newborn, Obesity, Childhood, Intestinal Microbiome, Microbiota, Host Microbial Interactions, Gastrointestinal Microbiome
Interventions
Vaginal Seeding, No Vaginal Seeding
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
0 Days to 50 Years
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2029
U.S. locations
1
States / cities
Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 8, 2025 · Synced Oct 27, 2026, 12:48 AM EDT
Completed Not applicable Interventional

Flourish HEC to Prevent Recurrence of BV

NCT05386147
View directory record Official record
Conditions
Bacterial Vaginosis
Interventions
Flourish HEC Vaginal Care System (contains a class II medical device plus other unregulated components)
Device
Lead sponsor
Vaginal Biome Science
Other
Eligibility
18 Years to 52 Years · Female only
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Rosemont, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 8, 2024 · Synced Oct 27, 2026, 12:48 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Safety Study of MucoCept-CVN

NCT07181486
View directory record Official record
Conditions
HIV -1 Infection
Interventions
Live Biotherapeutic Product L. jensenii 1153-1666, Placebo
Drug
Lead sponsor
Craig Cohen, MD, MPH
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 27, 2026, 12:48 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Exploring the Effects of an Intravaginal Lactic Acid Gel on the Vaginal Microbiome

NCT05753813
View directory record Official record
Conditions
Bacterial Vaginosis, Vulvovaginal Candidiasis
Interventions
Phexxi
Drug
Lead sponsor
Queen's Medical Center
Other
Eligibility
18 Years to 54 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Feb 20, 2026 · Synced Oct 27, 2026, 12:48 AM EDT
Completed Not applicable Interventional

The Effects of an Orally-Administered Probiotic on Vaginal Symptoms

NCT07829861
View directory record Official record
Conditions
Vaginal Odor
Interventions
Orally-administered probiotic, Placebo
Dietary Supplement
Lead sponsor
Bonafide Health
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Harrison, New York
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 27, 2026, 12:48 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Accelerated Genital Tract Aging in HIV: Estradiol Clinical Trial

NCT04079218
View directory record Official record
Conditions
HIV Infection, Vaginal Atrophy, Menopause, Menopause Related Conditions, Aging, Premature Aging, Atrophic Vaginitis, Dysbiosis, Vaginitis
Interventions
Estradiol Vaginal Insert
Drug
Lead sponsor
Kerry Murphy
Other
Eligibility
45 Years to 70 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 14, 2025 · Synced Oct 27, 2026, 12:48 AM EDT
Not yet recruiting Phase 4 Interventional Accepts healthy volunteers

Vaginal Estradiol vs Moisturizer to Improve Postmenopausal Vaginal Aging Symptoms and the Microbiome in Women Living With HIV

NCT07526948
View directory record Official record
Conditions
Menopausal Complaints, Vaginal Atrophy, Genitourinary Symptoms, HIV (Human Immunodeficiency Virus), Menopause Related Conditions, Vaginitis, Perimenopause
Interventions
Vaginal estradiol tablets, Vaginal moisturizer
Drug · Other
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
40 Years to 70 Years · Female only
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Oct 27, 2026, 12:48 AM EDT
Recruiting Not applicable Interventional

Poi for Mama: a Pilot to Improve Maternal Microbiome and Gestational Diabetes Risk

NCT07446205
View directory record Official record
Conditions
Gestational Diabetes Mellitus (GDM), Pregnancy
Interventions
Fermented Poi
Other
Lead sponsor
University of Hawaii
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
3
States / cities
Honolulu, Hawaii • Waimanalo, Hawaii
Source: ClinicalTrials.gov public record
Updated Jul 2, 2026 · Synced Oct 27, 2026, 12:48 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Single Arm Trial of Menstrual Cups Among Economically Vulnerable Women to Reduce Bacterial Vaginosis and STIs

NCT05666778
View directory record Official record
Conditions
Bacterial Vaginosis, Vaginal Microbiome, Chlamydia Trachomatis Infection, Neisseria Gonorrheae Infection, Trichomonas Vaginitis
Interventions
Menstrual Cup
Device
Lead sponsor
Rush University Medical Center
Other
Eligibility
15 Years to 35 Years · Female only
Enrollment
408 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 27, 2026, 12:48 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Changes in Vaginal, Cervical and Uterine Microflora With Levonorgestrel Intrauterine Device Placement

NCT01496898
View directory record Official record
Conditions
Human Microbiome, Metagenome, Contraception, Cytokine
Interventions
Not listed
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 13, 2016 · Synced Oct 27, 2026, 12:48 AM EDT
Recruiting No phase listed Observational

Vulvovaginal Graft-versus-Host Disease: Diagnosis and Microbiome Evaluation

NCT06649201
View directory record Official record
Conditions
Graft Vs Host Disease, Vulvovaginal Signs and Symptoms
Interventions
Vulvovaginal Symptom Questionnaire, Vaginal Microbiome Evaluation
Other · Diagnostic Test
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 27, 2026, 12:48 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Vaginal Ecosystem and Network in the United States Study

NCT06472765
View directory record Official record
Conditions
Bacterial Vaginosis, Candidiasis, Urinary Tract Infections, Genitourinary Syndrome of Menopause, Lichen Sclerosus, Lichen Planus, Vulvodynia, Endometriosis, Ureaplasma Infections, Cancer, Desquamative Inflammatory Vaginitis
Interventions
Vaginal Swab Collection
Diagnostic Test
Lead sponsor
Vaginal Biome Science
Other
Eligibility
18 Years to 89 Years · Female only
Enrollment
3,250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
20
States / cities
Fullerton, California • Los Angeles, California • Pasadena, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2025 · Synced Oct 27, 2026, 12:48 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

The Effect Cranberry-Based Products on the Female Microbiome

NCT07109713
View directory record Official record
Conditions
Vaginal Microbiome, Gut Microbiome, Gut Health
Interventions
Active, Placebo
Dietary Supplement
Lead sponsor
Ocean Spray Cranberries, Inc.
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 14, 2025 · Synced Oct 27, 2026, 12:48 AM EDT
Recruiting Not applicable Interventional

Prebiotic Inulin for Late-Reproductive Individuals

NCT07724522
View directory record Official record
Conditions
Obesity & Overweight, Perimenopausal Women, Prebiotics, Inulin, Muscle, Skeletal, Cardiovascular Diseases (CVD), Microbiota, Gastrointestinal Microbiome, Dietary Fiber, Women Health, Vascular Health, Insulin Resistance
Interventions
Inulin, Maltodextrin (Placebo)
Dietary Supplement
Lead sponsor
George Washington University
Other
Eligibility
40 Years to 55 Years · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 27, 2026, 12:48 AM EDT