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Showing 1–24 of 516 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 3 Interventional

A Study of Three Drugs Plus Zidovudine in the Prevention of Infections in HIV-Infected Patients

NCT00000991
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate, Sulfamethoxazole-Trimethoprim, Dapsone, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1994
U.S. locations
20
States / cities
Los Angeles, California • Oakland, California • San Diego, California + 15 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Sep 3, 2026, 5:40 AM EDT
Terminated Phase 2 Interventional Results available

A Study of a Melatonin Receptor Agonist to Prevent Migraine

NCT00739024
View directory record Official record
Conditions
Migraine, Migraine With Aura, Migraine Without Aura
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Swedish Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 22, 2012 · Synced Sep 3, 2026, 5:40 AM EDT
Recruiting No phase listed Observational

A Study Investigating the Effectiveness and Safety of Garadacimab for Treating Patients With Hereditary Angioedema (HAE)

NCT07001280
View directory record Official record
Conditions
Hereditary Angioedemas
Interventions
No intervention
Other
Lead sponsor
CSL Behring
Industry
Eligibility
12 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
7
States / cities
Phoenix, Arizona • Miami, Florida • Saint Charles, Illinois + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Prevention of Malnutrition in Children With Sickle Cell Disease

NCT06397118
View directory record Official record
Conditions
Sickle Cell Disease, Malnutrition
Interventions
Maternal Nutrition Education, Standard Care
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
6 Months to 18 Months
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Phase 3 Interventional Results available

12-Week Placebo-controlled Study of Atogepant for the Preventive Treatment of Migraine in Participants With Episodic Migraine

NCT03777059
View directory record Official record
Conditions
Episodic Migraine
Interventions
Atogepant, Placebo
Drug
Lead sponsor
Allergan
Industry
Eligibility
18 Years to 80 Years
Enrollment
910 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
138
States / cities
Chandler, Arizona • Glendale, Arizona • Phoenix, Arizona + 112 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2021 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional

HIV Prevention in the Primary Care Setting

NCT00381524
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
Increase condom use
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older · Male only
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 11, 2017 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Phase 4 Interventional

Trial of Parkinson's And Zoledronic Acid

NCT03924414
View directory record Official record
Conditions
Parkinson Disease, Osteoporosis, Parkinsonism, Parkinson's Disease and Parkinsonism, Atypical Parkinsonism, Progressive Supranuclear Palsy, Multiple System Atrophy, Vascular Parkinsonism, Dementia With Lewy Bodies
Interventions
Zoledronic Acid 5Mg/Bag 100Ml Inj, Placebo
Drug · Other
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
60 Years and older
Enrollment
2,721 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
77
States / cities
Scottsdale, Arizona • Fayetteville, Arkansas • Little Rock, Arkansas + 58 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Developing Rectal USPE Measures

NCT02102867
View directory record Official record
Conditions
Microbicide Delivery System Perceptibility and Acceptability
Interventions
Gel, Cream, Liquid
Other
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2022
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Know Your Risk: Assessment at Screening for Breast Cancer - Pilot Study

NCT02954900
View directory record Official record
Conditions
Breast Neoplasms
Interventions
RealRisks, BNAV
Other
Lead sponsor
Columbia University
Other
Eligibility
35 Years to 75 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 7, 2021 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Evaluating the Cost Effectiveness of STEADI

NCT05390736
View directory record Official record
Conditions
Accidental Fall
Interventions
Gait and balance assessment, Medication review, Comorbidity review, Fall history, Assessment of feet/footwear, Assessment of visual acuity, Home safety risk assessment, Vitamin D Deficiency
Behavioral
Lead sponsor
National Opinion Research Center
Other
Eligibility
65 Years and older
Enrollment
780 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 8, 2023 · Synced Sep 3, 2026, 5:40 AM EDT
Active, not recruiting Not applicable Interventional

A Universal Primary Care Based Intervention to Reduce Youth Overdose Risk

NCT07022717
View directory record Official record
Conditions
Overdose
Interventions
Brief youth overdose prevention education, Information about Naloxone, Usual standard of care
Behavioral · Other
Lead sponsor
Boston Medical Center
Other
Eligibility
13 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 3, 2026, 5:40 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

A Multilevel, Multiphase Optimization Strategy for PrEP (MOST:PrEP)

NCT06334341
View directory record Official record
Conditions
HIV Seropositivity
Interventions
Computer-based simulation training for providers, Best Practice Alert, HIV Risk Assessment, PrEP Informational Video
Behavioral
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
1,380 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Phase 2 Interventional

A Dose-finding Trial With Lu-AG09222 in Adults With Migraine Who Have Not Been Helped by Prior Preventive Treatments

NCT06323928
View directory record Official record
Conditions
Migraine
Interventions
Lu AG09222, Placebo
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
18 Years to 65 Years
Enrollment
874 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
28
States / cities
Hoover, Alabama • Carlsbad, California • Fullerton, California + 24 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Community Level Primary Prevention of Dating and Sexual Violence in Middle Schools

NCT03473067
View directory record Official record
Conditions
Violence
Interventions
Social Norms Marketing Campaign, Capacity Building
Behavioral · Other
Lead sponsor
Lifespan
Other
Eligibility
10 Years and older
Enrollment
4,344 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Feb 17, 2021 · Synced Sep 3, 2026, 5:40 AM EDT
Terminated Phase 2 Interventional Results available

A Study of Romiplostim to Prevent Low Platelet Counts in Children and Young Adults Receiving Chemotherapy for Solid Tumors

NCT04671901
View directory record Official record
Conditions
Solid Tumor, Solid Tumor, Childhood, Solid Carcinoma
Interventions
Romiplostim
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
1 Year to 21 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated May 27, 2025 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Adolescent Substance Use Prevention Intervention Research Study in Pediatric Primary Care

NCT04450966
View directory record Official record
Conditions
Heavy Drinking, Driving Under the Influence, Riding With Driver Under the Influence
Interventions
Computer-facilitated Screening and Brief Intervention
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
14 Years to 17 Years
Enrollment
169 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
3
States / cities
Itasca, Illinois • Boston, Massachusetts • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Rehabilitation and Prophylaxis of Anomia in Primary Progressive Aphasia

NCT02675270
View directory record Official record
Conditions
Aphasia, Primary Progressive, Anomia, Alzheimer Disease
Interventions
Phonological, Orthographic, Semantic, Lexical, Untrained
Behavioral
Lead sponsor
Georgetown University
Other
Eligibility
40 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2024
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 24, 2024 · Synced Sep 3, 2026, 5:40 AM EDT
Recruiting Phase 2 Interventional

Uterine Preservation Via Lifestyle Transformation

NCT05903131
View directory record Official record
Conditions
Endometrial Hyperplasia, Grade 1 Endometrial Cancer
Interventions
Telemedicine behavioral weight intervention, Progestin, Enhanced usual care, Levonorgestrel-releasing IUD.
Behavioral · Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
3
States / cities
St Louis, Missouri • Albuquerque, New Mexico • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jan 19, 2026 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Primary Care Prevention of Stimulant Diversion by High School Students With ADHD

NCT03080259
View directory record Official record
Conditions
ADHD
Interventions
Stimulant Diversion Prevention (SDP)
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
13 Years to 18 Years
Enrollment
357 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 15, 2022 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional Results available

A Clinical Study Examining the Safety and Effectiveness of a New Medication (Keppra®) for the Prevention of Migraine Headaches

NCT00203216
View directory record Official record
Conditions
Migraine
Interventions
levetiracetam, Transcranial Magnetic Stimulation
Drug · Procedure
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 10, 2011 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Promoting Cholesterol Screening

NCT01930149
View directory record Official record
Conditions
Cardiovascular Diseases, Lipid Testing, Primary Prevention of Cardiovascular Disease
Interventions
Mailed patient outreach intervention
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
35 Years to 75 Years
Enrollment
480 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
3
States / cities
Flagstaff, Arizona • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 28, 2014 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Pilot Study Testing a Life Skills Application to Address Interpersonal Relationships in College

NCT03316911
View directory record Official record
Conditions
Sexual Violence, Primary Prevention
Interventions
MKit
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
261 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 9, 2019 · Synced Sep 3, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Bullying Prevention Intervention for Adolescent Primary Care Patients

NCT03467009
View directory record Official record
Conditions
Cyberbullying
Interventions
iPACT Intervention, Control: Enhanced Usual Care (EUC), iPACT Intervention- app
Behavioral · Other
Lead sponsor
Rhode Island Hospital
Other
Eligibility
13 Years to 17 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Nov 25, 2019 · Synced Sep 3, 2026, 5:40 AM EDT
Completed No phase listed Observational

Growth Factor Levels in the Blood of Patients Undergoing Radiation Therapy for Epithelial Cancer

NCT00897793
View directory record Official record
Conditions
Breast Cancer, Colorectal Cancer, Head and Neck Cancer, Lung Cancer, Prostate Cancer
Interventions
venipuncture, radiation therapy
Procedure · Radiation
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
3
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 11, 2013 · Synced Sep 3, 2026, 5:40 AM EDT