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Showing 1–24 of 402 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: PrEP Clear all
Completed No phase listed Observational

PREP (Pre-Exposure Prophylaxis) of COVID-19

NCT05461378
View directory record Official record
Conditions
Immuno-Deficiency, COVID-19
Interventions
Evusheld
Drug
Lead sponsor
Ghady Haidar
Other
Eligibility
12 Years and older
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 14, 2024 · Synced Sep 5, 2026, 6:01 AM EDT
Completed No phase listed Observational

The Efficacy Side Effects and the Tolerance of Polyethylene Glycol 3350 as a Bowel Prep in Children

NCT01164410
View directory record Official record
Conditions
Colonoscopy
Interventions
Not listed
Lead sponsor
The Cleveland Clinic
Other
Eligibility
5 Years to 21 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 23, 2017 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Phase 4 Interventional Results available

Antiretroviral Therapy (ART) Persistence in Different Body Compartments in HIV Negative MSM

NCT04039217
View directory record Official record
Conditions
ART, HIV
Interventions
Biktarvy
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 49 Years · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 21, 2022 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Ending the HIV Epidemic Through Point-of-Care Technologies (EHPOC)

NCT04793750
View directory record Official record
Conditions
HIV Infections, Syphilis
Interventions
Cepheid GeneXpert HIV-1 Qual POC HIV VL test, DPP HIV-Syphilis test system, OraQuick
Diagnostic Test
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
224 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
3
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Sep 5, 2026, 6:01 AM EDT
Not listed Not applicable Interventional

Digital Health Feedback System (DHFS) for Longitudinal Monitoring of ARVs Used in HIV Pre-exposure Prophylaxis (PrEP)

NCT03693040
View directory record Official record
Conditions
HIV Prevention
Interventions
Digital Health Feedback System
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
2
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Dec 22, 2022 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Peer Outreach and Navigation Intervention to Increase PrEP Uptake Among Women at High Risk for HIV

NCT03226873
View directory record Official record
Conditions
Pre-exposure Prophylaxis, HIV-1-infection
Interventions
Peer Navigation
Behavioral
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 15, 2018 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Making PrEP Smart: An HIV Testing and PrEP Electronic Support Tool ("SmartPrEP" App) for Women on PrEP

NCT05111119
View directory record Official record
Conditions
HIV/AIDS
Interventions
Making PrEP Smart
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Sep 5, 2026, 6:01 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

PrEP With TDF/FTC to Prevent HIV-1 Acquisition in Young MSM and Transgender Women of Color

NCT02367807
View directory record Official record
Conditions
HIV
Interventions
Emtricitabine and tenofovir disoproxil fumarate
Drug
Lead sponsor
Philadelphia Fight
Other
Eligibility
18 Years to 30 Years · Male only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 10, 2016 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Not applicable Interventional

EPIC-P Intervention

NCT04193787
View directory record Official record
Conditions
HIV
Interventions
EPIC-P
Other
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 2, 2025 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pre-Exposure Prophylaxis in the Emergency Department

NCT04429971
View directory record Official record
Conditions
HIV/AIDS, PrEP
Interventions
PrEP screening program, PrEP starter pack
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 8, 2025 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Phase 2, Open-Label, Randomized, Parallel Group, Placebo-Controlled, Single-Center Study to Assess Anti-microbial Efficacy and Safety of DCN01 Compared to Unisol® Following Topical Periocular Administration in Healthy Volunteers

NCT01853722
View directory record Official record
Conditions
Ocular Infection
Interventions
DCN01, Unisol
Drug
Lead sponsor
Deacon Biosciences, Inc.
Industry
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 10, 2016 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Phase 2 Interventional

Materna Prep Study Phase II

NCT06126328
View directory record Official record
Conditions
Vaginal Delivery, Pelvic Organ Prolapse
Interventions
Materna Prep Device
Device
Lead sponsor
Materna Medical
Industry
Eligibility
18 Years and older · Female only
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
15
States / cities
Birmingham, Alabama • Los Angeles, California • Mountain View, California + 11 more
Source: ClinicalTrials.gov public record
Updated Feb 4, 2024 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Life-Steps Counseling to Enhance Adherence and Engagement in PrEP Care

NCT04316715
View directory record Official record
Conditions
Adherence, Medication
Interventions
Lifesteps for PrEP, Daily text message reminders
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Male only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
2
States / cities
Miami, Florida • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Sep 5, 2026, 6:01 AM EDT
Active, not recruiting Not applicable Interventional

Encouraging Multiple PrEP Options for Women Engaged in PRimary Care

NCT06785038
View directory record Official record
Conditions
PrEP Education
Interventions
EMPOWER Strategy, Attention Control
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 21, 2026 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Finding the Right Tenofovir/Emtricitabine Regimen for Pre-Exposure Prophylaxis (PrEP) in Transgender Women

NCT03060785
View directory record Official record
Conditions
HIV Prevention
Interventions
Tenofovir Disoproxil Fumarate/Emtricitabine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Evaluate Safety and Efficacy of an OC Preparation vs Placebo for 6 Treatment Cycles in Women With Moderate Acne.

NCT00651469
View directory record Official record
Conditions
Acne Vulgaris
Interventions
YAZ (DRSP 3 mg/EE 0.02 mg, BAY86-5300), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
14 Years to 45 Years · Female only
Enrollment
534 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2004
U.S. locations
27
States / cities
Birmingham, Alabama • Huntsville, Alabama • Mesa, Arizona + 23 more
Source: ClinicalTrials.gov public record
Updated Dec 29, 2014 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Efficacy and Patient Satisfaction of Miralax and Gatorade Versus Movi Prep

NCT01695863
View directory record Official record
Conditions
Colorectal Cancer
Interventions
comparing 2 drugs on their effect on the bowel preparation for colonoscopy
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 1, 2023 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Multilevel Gaming Intervention for Persons on PrEP

NCT02611362
View directory record Official record
Conditions
MSM, PrEP, HIV Risk
Interventions
IMB Gaming Intervention
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
18 Years and older · Male only
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jan 11, 2021 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Not applicable Interventional Results available

SIRI Checklist: An Integrated Hospital Model to Optimize HIV Prevention in Persons Who Inject Drugs

NCT05480956
View directory record Official record
Conditions
HIV Infections, Opioid-Related Disorders, Pre-Exposure Prophylaxis (PrEP)
Interventions
SIRI Checklist, Enhanced Peer Recovery Coach, SIRI Checklist + Enhanced Peer Recovery Coach
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Not applicable Interventional

Providing PrEP, Hepatitis C Treatment, and MOUD Through Telemedicine at Greensboro SSP

NCT05108935
View directory record Official record
Conditions
Opioid Use, Opioid Use Disorder, Risk Reduction, Hiv, Hepatitis C
Interventions
Suboxone, Truvada, Mavyret
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
Durham, North Carolina • Greensboro, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 26, 2023 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Morning-Only 4 L PEG vs Split Dose Prep for Afternoon Colonoscopies, Endoscopist-Blinded Prospective Study

NCT02643316
View directory record Official record
Conditions
Colonoscopy
Interventions
Same day 4 L preparation (Polyethylene Glycol), Split dose 4 L preparation (Polyethylene Glycol)
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Weston, Florida
Source: ClinicalTrials.gov public record
Updated Dec 3, 2019 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

DOT Diary Mobile App for Pre-Exposure Prophylaxis Adherence in Young Men

NCT03771638
View directory record Official record
Conditions
Adherence, Medication, Risk Behavior, Pre-Exposure Prophylaxis, HIV Prevention
Interventions
Emtricitabine / Tenofovir Disoproxil Oral Tablet, DOT Diary mobile app
Drug · Other
Lead sponsor
Public Health Foundation Enterprises, Inc.
Other
Eligibility
18 Years to 35 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
2
States / cities
San Francisco, California • Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 2, 2025 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Peer-Driven Intervention to Increase PrEP Uptake Among Minority MSM

NCT05161663
View directory record Official record
Conditions
HIV Infections
Interventions
Peer-driven intervention
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years and older · Male only
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Sep 5, 2026, 6:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Entre Herman@s: Promoting Health Among Latino MSM

NCT05805306
View directory record Official record
Conditions
HIV Infections
Interventions
Entre Herman@s, Vaccines for Health
Behavioral
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
18 Years to 39 Years
Enrollment
288 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Sep 5, 2026, 6:01 AM EDT