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Showing 1–24 of 36 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Vaginal Microbiome Clear all
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 23, 2026 · Synced Sep 5, 2026, 4:28 PM EDT
Active, not recruiting Early Phase 1 Interventional

Vaginal Microbiome Exposure and Immune Responses in C-section Infants

NCT03567707
View directory record Official record
Conditions
Allergic Diseases, Asthma
Interventions
Vaginal seeding, Placebo Seeding, Standard care, Post-seeding Care
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years · Female only
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Sep 5, 2026, 4:28 PM 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 27, 2026 · Synced Sep 5, 2026, 4:28 PM 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 19, 2026 · Synced Sep 5, 2026, 4:28 PM 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 7, 2025 · Synced Sep 5, 2026, 4:28 PM EDT
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 11, 2019 · Synced Sep 5, 2026, 4:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Flourish Vaginal Care System to Establish Neovaginal Microbiome

NCT05372770
View directory record Official record
Conditions
Neovaginal Microbiome
Interventions
Flourish Vaginal Care system
Device
Lead sponsor
Vaginal Biome Science
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
New Hope, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 30, 2025 · Synced Sep 5, 2026, 4:28 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Vaginal and Urinary Microbiome Trial

NCT02869165
View directory record Official record
Conditions
Atrophic Vaginitis, Menopause, Recurrent Urinary Tract Infections
Interventions
Conjugated equine estrogen topical cream, Apricot kernel oil
Drug
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older · Female only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated May 17, 2021 · Synced Sep 5, 2026, 4:28 PM 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 3, 2020 · Synced Sep 5, 2026, 4:28 PM 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 12, 2016 · Synced Sep 5, 2026, 4:28 PM EDT
Completed Not applicable Interventional

Effects of Flourish HEC on Localized Provoked Vulvodynia

NCT05478746
View directory record Official record
Conditions
Vulvodynia, Vestibulodynia, Vulvar Diseases, Vulvar Vestibulitis, Vulvar Pain
Interventions
BioNourish, a component of the Flourish HEC kit, Control - no intervention
Device · Other
Lead sponsor
Vaginal Biome Science
Other
Eligibility
18 Years to 52 Years · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Virginia Beach, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 5, 2024 · Synced Sep 5, 2026, 4:28 PM 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 May 31, 2026 · Synced Sep 5, 2026, 4:28 PM EDT
Recruiting Early Phase 1 Interventional

Effects of a Probiotic Intervention on the Gut and Vaginal Microbiome in Patients With Advanced or Recurrent Ovarian Cancer Undergoing Treatment With Platinum Chemotherapy

NCT07144826
View directory record Official record
Conditions
Advanced Ovarian Carcinoma, Recurrent Ovarian Carcinoma, Stage II Ovarian Cancer AJCC v8, Stage III Ovarian Cancer AJCC v8, Stage IV Ovarian Cancer AJCC v8
Interventions
Biospecimen Collection, Placebo Administration, Probiotic, Questionnaire Administration
Procedure · Drug · Dietary Supplement + 1 more
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 16, 2026 · Synced Sep 5, 2026, 4:28 PM 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 17, 2023 · Synced Sep 5, 2026, 4:28 PM EDT
Completed Not applicable Interventional

Effect of Flourish HEC Vaginal Care System on BV Recurrence and the Vaginal Microbiome

NCT05701722
View directory record Official record
Conditions
Bacterial Vaginosis
Interventions
Flourish HEC Vaginal Care System
Device
Lead sponsor
Vaginal Biome Science
Other
Eligibility
18 Years to 52 Years · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Mar 6, 2024 · Synced Sep 5, 2026, 4:28 PM 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 Feb 2, 2026 · Synced Sep 5, 2026, 4:28 PM EDT
Completed No phase listed Observational

Motherhood and Microbiome

NCT02030106
View directory record Official record
Conditions
Preterm Birth
Interventions
Not listed
Lead sponsor
University of Pennsylvania
Other
Eligibility
13 Years to 50 Years · Female only
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Sep 5, 2026, 4:28 PM 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 9, 2025 · Synced Sep 5, 2026, 4:28 PM 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 15, 2018 · Synced Sep 5, 2026, 4:28 PM 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 15, 2024 · Synced Sep 5, 2026, 4:28 PM EDT
Completed Not applicable Interventional

Vaginal Care System for Menopausal Women With Urinary Tract Infections

NCT05573334
View directory record Official record
Conditions
Urinary Tract Infections, Vaginal Flora Imbalance
Interventions
BioNourish
Device
Lead sponsor
Vaginal Biome Science
Other
Eligibility
Up to 89 Years · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Sep 5, 2026, 4:28 PM 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 6, 2024 · Synced Sep 5, 2026, 4:28 PM 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 21, 2019 · Synced Sep 5, 2026, 4:28 PM 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 Aug 25, 2026 · Synced Sep 5, 2026, 4:28 PM EDT