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ClinicalTrials.gov public records Last synced Oct 21, 2026, 2:56 PM EDT

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Showing 1–24 of 579 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Pregnancy Prevention Clear all
Recruiting Not applicable Interventional

Lifestyle Interventions to Prevent Diabetes in U.S. Home Visiting Programs

NCT06988306
View directory record Official record
Conditions
Diabetes Mellitus, Gestational Diabetes Mellitus (GDM)
Interventions
GDM Enhanced, Meals
Behavioral
Lead sponsor
California Polytechnic State University-San Luis Obispo
Other
Eligibility
18 Years and older · Female only
Enrollment
978 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
3
States / cities
San Luis Obispo, California • Chicago, Illinois • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Oct 21, 2026, 2:56 PM EDT
Terminated Phase 4 Interventional Results available

Comparison of Methods for Prevention of Urinary Tract Infection Following Botox Injection

NCT03508921
View directory record Official record
Conditions
Overactive Bladder, Urinary Tract Infections
Interventions
Periprocedural Antibiotics, Extended Antibiotics, Injection of OnabotulinumtoxinA (BTX-A)
Drug · Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 2, 2023 · Synced Oct 21, 2026, 2:56 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Vaginal Versus Intramuscular Progesterone for the Prevention of Recurrent Preterm Birth

NCT02913495
View directory record Official record
Conditions
Premature Birth
Interventions
Vaginal Progesterone, Intramuscular Progesterone (17 alpha hydroxprogesterone caproate)
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older · Female only
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Springfield, Massachusetts • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Oct 21, 2026, 2:56 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Vaginal Progesterone for the Prevention of Preterm Birth in Women With Arrested Preterm Labor

NCT01840228
View directory record Official record
Conditions
Premature Birth, Obstetric Labor, Premature
Interventions
Micronized progesterone suppository
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 18, 2019 · Synced Oct 21, 2026, 2:56 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Effects of Estrogen on Heart Health in Women With Primary Ovarian Insufficiency

NCT06866119
View directory record Official record
Conditions
Primary Ovarian Insufficiency, Premature Menopause, Metabolic Complications, Endothelial Function (FMD), Estrogen Replacement Therapy
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
30 Years to 40 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Oct 21, 2026, 2:56 PM EDT
Completed Phase 1 Interventional

E. Coli for Prevention of Catheter UTI in SCI Patients

NCT00458471
View directory record Official record
Conditions
Urinary Tract Infection(UTI)
Interventions
Insertion of a urinary catheter coated with benign E. coli
Device
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years to 64 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 10, 2007 · Synced Oct 21, 2026, 2:56 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Healthy Adolescent Transitions (HAT)

NCT03194672
View directory record Official record
Conditions
Pregnancy Prevention, Life Skill Development
Interventions
Healthy Adolescent Transitions (HAT) program
Behavioral
Lead sponsor
Jack Stevens
Other
Eligibility
14 Years to 19 Years · Female only
Enrollment
331 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 25, 2024 · Synced Oct 21, 2026, 2:56 PM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Low Dose Aspirin for Preterm Preeclampsia Preventionmg/day Dose in High-risk Patients

NCT05514847
View directory record Official record
Conditions
Preeclampsia, Pregnancy Related
Interventions
Aspirin 81Mg Ec Tab, Aspirin 162Mg Ec Tab
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 15, 2025 · Synced Oct 21, 2026, 2:56 PM EDT
Enrolling by invitation Not applicable Interventional

Study to Understand Risk Information to Support and Empower

NCT05752292
View directory record Official record
Conditions
Diabetes, Gestational, Diabetes Mellitus, Type 2
Interventions
Standard Health Information, Values Affirmation (VA), Tailored Risk Information (TRI), Motivational Interviewing-based (MI), Action planning (AP)
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older · Female only
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Pleasanton, California
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 21, 2026, 2:56 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Acupuncture for the Prevention of Postdates Pregnancy

NCT00312585
View directory record Official record
Conditions
Pregnancy
Interventions
Acupuncture, Sham comparator
Procedure
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older · Female only
Enrollment
89 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 7, 2016 · Synced Oct 21, 2026, 2:56 PM EDT
Completed Not applicable Interventional

Mindfulness-Based Cognitive Therapy for the Prevention of Perinatal Depressive Relapse/Recurrence

NCT02387424
View directory record Official record
Conditions
Postpartum Depression, Pregnancy, Depression
Interventions
MBCT-PD, OAR
Behavioral
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
18 Years and older · Female only
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
4
States / cities
Boulder, Colorado • Denver, Colorado • Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 6, 2020 · Synced Oct 21, 2026, 2:56 PM EDT
Completed Phase 3 Interventional

TIPPS: Thrombophilia in Pregnancy Prophylaxis Study

NCT00967382
View directory record Official record
Conditions
Pregnancy, Thrombophilia, Pregnancy Complications
Interventions
dalteparin sodium
Drug
Lead sponsor
Ottawa Hospital Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
292 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2014
U.S. locations
2
States / cities
St Louis, Missouri • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced Oct 21, 2026, 2:56 PM EDT
Terminated Phase 3 Interventional

Moxifloxacin in Preventing Bacterial Infections in Patients Who Have Undergone Donor Stem Cell Transplant

NCT00324324
View directory record Official record
Conditions
Breast Cancer, Chronic Myeloproliferative Disorders, Gestational Trophoblastic Tumor, Infection, Leukemia, Lymphoma, Multiple Myeloma and Plasma Cell Neoplasm, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Neoplasms, Neuroblastoma, Ovarian Cancer, Testicular Germ Cell Tumor
Interventions
moxifloxacin hydrochloride, Placebo
Drug
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years to 120 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 9, 2017 · Synced Oct 21, 2026, 2:56 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Healthcare Decisions Post-Testing, Risk-reducing and Preventative Strategies Using LYNCH Genetic Testing Reducing, and Preventative Strategies Using LYNCH Genetic Testing

NCT03322176
View directory record Official record
Conditions
Colon Cancer, Endometrial Cancer
Interventions
Genetic testing
Other
Lead sponsor
Data Collection Analysis Business Management
Other
Eligibility
18 Years to 64 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Land O' Lakes, Florida
Source: ClinicalTrials.gov public record
Updated Jan 23, 2019 · Synced Oct 21, 2026, 2:56 PM EDT
Completed Phase 3 Interventional Results available

Comparing Safety and Immunogenicity of HEPLISAV-B® to Engerix-B® in Chronic Kidney Disease (CKD) Patients

NCT00985426
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
HEPLISAV-B, Engerix-B, Placebo
Biological · Other
Lead sponsor
Dynavax Technologies Corporation
Industry
Eligibility
18 Years to 75 Years
Enrollment
521 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated May 19, 2021 · Synced Oct 21, 2026, 2:56 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Safer Conception Intervention for HIV-1 Serodiscordant Couples

NCT03030768
View directory record Official record
Conditions
HIV Seropositivity, Pregnancy, High-Risk
Interventions
PrEP, Counseling on timed condomless sex, ART and PrEP adherence
Drug · Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 49 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 12, 2018 · Synced Oct 21, 2026, 2:56 PM EDT
Withdrawn Phase 4 Interventional

Comparison Study of Cefazolin Versus Cefazolin Plus Azithromycin Prophylaxis in Post-Cesarean Endometritis

NCT01721616
View directory record Official record
Conditions
Endometritis
Interventions
Azithromycin, Cefazolin
Drug
Lead sponsor
University of Missouri, Kansas City
Other
Eligibility
Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated May 5, 2015 · Synced Oct 21, 2026, 2:56 PM EDT
Completed Not applicable Interventional

Evaluation of e-Practice Self-Regulation (e-PS-R)

NCT03242447
View directory record Official record
Conditions
Teen Pregnancy Prevention
Interventions
e-Practice Self-Regulation, Video Health Group
Behavioral
Lead sponsor
The Policy & Research Group
Other
Eligibility
14 Years to 19 Years
Enrollment
631 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Dec 9, 2022 · Synced Oct 21, 2026, 2:56 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Progesterone Preeclampsia

NCT07448597
View directory record Official record
Conditions
Preeclampsia, Hypertensive Disorder of Pregnancy
Interventions
Progesterone supplementation
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older · Female only
Enrollment
642 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 21, 2026, 2:56 PM EDT
Completed Phase 2 Interventional Results available

Prevention of Acute Kidney Injury in Cardiac Surgery Patients

NCT00921518
View directory record Official record
Conditions
Kidney Injury
Interventions
0.9% Sodium Chloride (Placebo), Sodium Bicarbonate
Drug
Lead sponsor
Community Medical Center, Scranton, PA
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Scranton, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 15, 2014 · Synced Oct 21, 2026, 2:56 PM EDT
Completed Phase 3 Interventional Results available

Study Evaluating Bazedoxifene/Conjugated Estrogens Combinations In Postmenopausal Women

NCT00242710
View directory record Official record
Conditions
Endometrial Hyperplasia, Osteoporosis
Interventions
Bazedoxifene/Conjugated Estrogen, CE 0.45 mg/MPA 1.5mg, Placebo
Drug · Other
Lead sponsor
Pfizer
Industry
Eligibility
40 Years to 65 Years · Female only
Enrollment
1,083 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
9
States / cities
Upland, California • Inverness, Florida • West Palm Beach, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Dec 20, 2013 · Synced Oct 21, 2026, 2:56 PM EDT
Active, not recruiting Phase 4 Interventional

Angiotensin 2 for AKI After OLT

NCT04592744
View directory record Official record
Conditions
Cirrhosis, Liver, End Stage Liver DIsease, Acute Kidney Injury, Liver Transplant; Complications
Interventions
Angiotensin II, Norepinephrine
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 12, 2026 · Synced Oct 21, 2026, 2:56 PM EDT
Completed Phase 3 Interventional Results available

Low Doses of Aspirin in the Prevention of Preeclampsia

NCT04070573
View directory record Official record
Conditions
Preeclampsia
Interventions
acetylsalicylic acid
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 13, 2025 · Synced Oct 21, 2026, 2:56 PM EDT
Completed No phase listed Observational

Prenatal and Postnatal Studies of Interventions for Prevention of Mother-To-Child Transmission

NCT00028145
View directory record Official record
Conditions
HIV Infections, Pregnancy Complications, Infectious
Interventions
Adherence assessment
Behavioral
Lead sponsor
International Maternal Pediatric Adolescent AIDS Clinical Trials Group
Network
Eligibility
14 Years and older · Female only
Enrollment
3,090 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2013
U.S. locations
75
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 38 more
Source: ClinicalTrials.gov public record
Updated Oct 10, 2014 · Synced Oct 21, 2026, 2:56 PM EDT