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Showing 1–24 of 49 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Urinary Tract Infection, Recurrent Clear all
Not listed Not applicable Interventional

Assess the Effects of a Limosilactobacillus Supplement on Recurrence of UTI in Healthy Women During a 6-month Period

NCT05793814
View directory record Official record
Conditions
Uncomplicated Symptomatic Urinary Tract Infections
Interventions
Limosilactobacillus reuteri 3613, Placebo
Dietary Supplement
Lead sponsor
Church & Dwight Company, Inc.
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 30, 2023 · Synced Sep 23, 2026, 6:37 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Intravesical Gentamicin to Prevent Recurrent UTI

NCT06332781
View directory record Official record
Conditions
Recurrent Uti
Interventions
Gentamicin, Nitrofurantoin
Drug
Lead sponsor
Women and Infants Hospital of Rhode Island
Other
Eligibility
40 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Sep 23, 2026, 6:37 PM EDT
Completed Phase 2 Interventional

High-dose ICE With Amifostine

NCT00003657
View directory record Official record
Conditions
Bladder Cancer, Brain and Central Nervous System Tumors, Carcinoma of Unknown Primary, Extragonadal Germ Cell Tumor, Head and Neck Cancer, Kidney Cancer, Lung Cancer, Ovarian Cancer, Sarcoma, Testicular Germ Cell Tumor, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
filgrastim, Amifostine, Carboplatin, Etoposide, Ifosfamide, peripheral blood stem cell transplantation
Biological · Drug · Procedure
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2002
U.S. locations
3
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 19, 2017 · Synced Sep 23, 2026, 6:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Rigid Versus Flexible Cystoscopy in Women

NCT00214045
View directory record Official record
Conditions
Hematuria, Urination Disorders, Voiding Dysfunction, Recurrent Urinary Tract Infection
Interventions
Flexible Cystoscopy, Rigid Cystoscopy
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older · Female only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 14, 2019 · Synced Sep 23, 2026, 6:37 PM EDT
Withdrawn Phase 3 Interventional

Clinical Trial on the Preventive Effect of Intravaginal Prasterone on Recurrent Urinary Tract Infections in Postmenopausal Women

NCT03854396
View directory record Official record
Conditions
Recurrent Urinary Tract Infection, Postmenopause, Postmenopausal Syndrome, Postmenopausal Symptoms, Menopause
Interventions
Prasterone, Placebo
Drug
Lead sponsor
Olivia Cardenas-Trowers, M.D.
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Jun 29, 2021 · Synced Sep 23, 2026, 6:37 PM EDT
Completed Early Phase 1 Interventional

Recurrent Urinary Tract Infections and Heparin (RUTIH Trial)

NCT02246270
View directory record Official record
Conditions
Recurrent Urinary Tract Infections
Interventions
Intravesical Heparin, Placebo
Drug · Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 85 Years · Female only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Sep 23, 2026, 6:37 PM EDT
Completed No phase listed Observational

Asymptomatic Renal Calculi in Recurrent Urinary Tract Infections

NCT04495699
View directory record Official record
Conditions
Urinary Tract Infections, Kidney Stone
Interventions
None - observational
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
5
States / cities
Phoenix, Arizona • San Diego, California • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Sep 23, 2026, 6:37 PM EDT
Withdrawn Phase 2 Interventional

Probiotics for Girls With Recurring Urinary Tract Infections

NCT00789464
View directory record Official record
Conditions
Recurrent Urinary Tract Infection
Interventions
Lactobacillus reuteri DSM 17938, trimethoprim/sulfamethoxazole
Dietary Supplement · Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
3 Months to 17 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 17, 2020 · Synced Sep 23, 2026, 6:37 PM EDT
Completed Phase 2 Interventional

Cranberry Juice for the Prevention of Recurrent Urinary Tract Infections

NCT00128128
View directory record Official record
Conditions
Urinary Tract Infections
Interventions
Cranberry juice cocktail
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 45 Years · Female only
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
2
States / cities
New Haven, Connecticut • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 3, 2015 · Synced Sep 23, 2026, 6:37 PM EDT
Terminated Phase 4 Interventional Results available

Efficacy and Mechanism of Action of Methenamine Hippurate (Hiprex™) in Women With Recurring Urinary Tract Infections.

NCT04709601
View directory record Official record
Conditions
Urinary Tract Infections
Interventions
Hiprex
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
50 Years to 85 Years · Female only
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Sep 23, 2026, 6:37 PM EDT
Completed Phase 1 Interventional

Thalidomide and Docetaxel in Treating Patients With Advanced Cancer

NCT00049296
View directory record Official record
Conditions
Cancer
Interventions
docetaxel, thalidomide
Drug
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 10, 2010 · Synced Sep 23, 2026, 6:37 PM EDT
Active, not recruiting Phase 4 Interventional

Preference of Women With Recurrent Urinary Tract Infection for Vaginal Estradiol Tablet vs Cream

NCT05723601
View directory record Official record
Conditions
Recurrent Urinary Tract Infection
Interventions
Estradiol vaginal cream, Estradiol Vaginal Tablet
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
20 Years to 80 Years · Female only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Sep 23, 2026, 6:37 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Fecal Microbiota Transplantation (FMT) for MDRO UTI

NCT03367910
View directory record Official record
Conditions
Urinary Tract Infections
Interventions
Fecal microbiota transplant
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 17, 2022 · Synced Sep 23, 2026, 6:37 PM EDT
Recruiting Phase 1 Interventional

Daily Nitrofurantoin Versus Bladder Fulguration Plus Daily Nitrofurantoin for Women With Recurrent Urinary Tract Infections

NCT06907199
View directory record Official record
Conditions
Recurrent UTIs, Cystitis Recurrent
Interventions
Electrofulguration (EF), Nitrofurantoin (NF)
Procedure · Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 85 Years · Female only
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
2
States / cities
Kansas City, Kansas • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 23, 2026, 6:37 PM EDT
Completed Not applicable Interventional

Effects of Flourish on Recurrent Urinary Tract Infection

NCT05397782
View directory record Official record
Conditions
Urinary Tract Infections
Interventions
BioNourish, a component of Flourish HEC
Device
Lead sponsor
Vaginal Biome Science
Other
Eligibility
18 Years to 52 Years · Female only
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 6, 2024 · Synced Sep 23, 2026, 6:37 PM EDT
Completed Phase 1 Interventional

MS-275 in Treating Patients With Advanced Solid Tumors or Lymphoma

NCT00020579
View directory record Official record
Conditions
Cancer
Interventions
entinostat
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2008
U.S. locations
3
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 14, 2012 · Synced Sep 23, 2026, 6:37 PM EDT
Recruiting Not applicable Interventional

Effect of Chlorhexidine Gluconate Bladder Instillations in Patients With Chronic Suprapubic Catheters on Unplanned Healthcare Encounters and Quality of Life

NCT06163469
View directory record Official record
Conditions
Neurogenic Bladder, Urinary Retention
Interventions
Bladder instillation with Irrisept
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Sep 23, 2026, 6:37 PM EDT
Completed Phase 4 Interventional Results available

Vaginal Estrogen for the Prevention of Recurrent Urinary Tract Infection in Postmenopausal Women

NCT01958073
View directory record Official record
Conditions
Recurrent Urinary Tract Infection
Interventions
Conjugated Estrogen Vaginal Cream, Estradiol Ring, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
La Jolla, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 20, 2020 · Synced Sep 23, 2026, 6:37 PM EDT
Terminated Early Phase 1 Interventional

Hyperbaric Oxygen Therapy for Inflammatory Conditions of the Urinary Bladder

NCT03143920
View directory record Official record
Conditions
Chronic Interstitial Cystitis, Painful Bladder Syndrome, Recurrent Urinary Tract Infection
Interventions
Hyperbaric Oxygen Therapy-
Combination Product
Lead sponsor
University of California, San Diego
Other
Eligibility
35 Years to 70 Years · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 10, 2022 · Synced Sep 23, 2026, 6:37 PM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Adherence to Vaginal Estrogen Therapy in Hypoestrogenic Women With Recurrent Urinary Tract Infections

NCT06353269
View directory record Official record
Conditions
Recurrent Urinary Tract Infection, Hypoestrogenism
Interventions
Estring Vaginal Product, Vagifem, Estrace 0.01% Vaginal Cream
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older · Female only
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Sep 23, 2026, 6:37 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Vaccine for Recurrent Urinary Tract Infections in Women

NCT00261248
View directory record Official record
Conditions
Recurrent Urinary Tract Infections in Women
Interventions
Immunization with inactivated bacteria
Biological
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1996 – 2003
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 4, 2015 · Synced Sep 23, 2026, 6:37 PM EDT
Completed Phase 1 Interventional

Combination Chemotherapy Plus Filgrastim in Treating Patients With Advanced Solid Tumors

NCT00014456
View directory record Official record
Conditions
Bladder Cancer, Breast Cancer, Carcinoma of Unknown Primary, Esophageal Cancer, Gastric Cancer, Head and Neck Cancer, Lung Cancer, Melanoma (Skin), Ovarian Cancer, Pancreatic Cancer, Prostate Cancer, Sarcoma
Interventions
filgrastim, docetaxel, gemcitabine hydrochloride
Biological · Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2005
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Aug 27, 2013 · Synced Sep 23, 2026, 6:37 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Prevention of Recurrent UTI Using Vaginal Testosterone Versus Placebo Placebo

NCT04807894
View directory record Official record
Conditions
Recurrent Urinary Tract Infection, Vaginal Atrophy, Postmenopausal Disorder
Interventions
Vaginal Cream with Applicator
Drug
Lead sponsor
Jefferson Drapkin
Other
Eligibility
60 Years to 90 Years · Female only
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Sep 23, 2026, 6:37 PM EDT
Not yet recruiting No phase listed Observational

Emotional Urinary Tract Infection

NCT07191041
View directory record Official record
Conditions
Urinary Tract Infection(UTI), Recurrent Urinary Tract Infections
Interventions
Not listed
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older · Female only
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Syosset, New York
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Sep 23, 2026, 6:37 PM EDT