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ClinicalTrials.gov public records Last synced Oct 22, 2026, 10:46 AM EDT

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Showing 457–480 of 2,164 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Exposure Clear all
Completed Phase 1 Interventional Accepts healthy volunteers Results available

AG200-15 Transdermal Contraceptive Delivery System (TCDS) of Levonorgestrel and Ethinyl Estradiol

NCT01243580
View directory record Official record
Conditions
Healthy
Interventions
Ortho-Cyclen, AG200-15
Drug
Lead sponsor
Agile Therapeutics
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 23, 2018 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Phase 2 Interventional Results available

Outcomes and Safety Trial Investigating Ecallantide's Effect on Reducing Surgical Blood Loss Volume in Subjects at High Risk of Bleeding Exposed to Cardio-pulmonary Bypass During Cardiac Surgery

NCT00888940
View directory record Official record
Conditions
Bloodloss, Surgical Procedures, Operative
Interventions
Ecallantide, Cyklokapron(R)
Drug
Lead sponsor
Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
Industry
Eligibility
18 Years to 85 Years
Enrollment
243 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 10, 2015 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Not applicable Interventional Results available

Study of Root Coverage With Acellular Dermal Matrix: Puros® Dermis Versus Alloderm®

NCT00881959
View directory record Official record
Conditions
Gingival Recession
Interventions
Puros® Dermis versus Alloderm®
Device
Lead sponsor
Zimmer Biomet
Industry
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
4
States / cities
Birmingham, Alabama • Ann Arbor, Michigan • Newark, New Jersey + 1 more
Source: ClinicalTrials.gov public record
Updated May 27, 2015 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Phase 2Phase 3 Interventional Results available

An Exploratory Study of PQ Grass 27600 SU

NCT04687059
View directory record Official record
Conditions
Rhinitis, Allergic, Seasonal
Interventions
PQ Grass, Active Placebo, Standard Placebo
Biological · Drug
Lead sponsor
Allergy Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
8
States / cities
Lexington, Kentucky • White Marsh, Maryland • Ocean Township, New Jersey + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 22, 2026, 10:46 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Spider Phobia Opposite Action Treatment Study

NCT02905279
View directory record Official record
Conditions
Specific Phobia
Interventions
Biofeedback Relaxation Training, Exposure Therapy, Exposure with Threat-Relevant Opposite Actions, Exposure with Threat-Irrelevant Opposite Actions
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Dec 8, 2020 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

UV Exposure Assessed With Wearable Sensor and Sun Protection

NCT03344796
View directory record Official record
Conditions
Sunburn, Erythema, Sun Protection
Interventions
Goal attainment
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 70 Years
Enrollment
164 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 27, 2023 · Synced Oct 22, 2026, 10:46 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Everyday Exposures: How Chemicals and Weight Impact Breast Cancer Risk

NCT07137468
View directory record Official record
Conditions
Breast Cancer
Interventions
Surveys, Video
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Novel Methods to Reduce Children's Secondhand Smoke Exposure II

NCT01896518
View directory record Official record
Conditions
Secondhand Smoke
Interventions
Nicotine polacrilex, Tobacco lozenge
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 65 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 22, 2026, 10:46 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Carcinogen and Toxicant Exposure Among Young Adults Who Co-Use Cigarettes, E-cigarettes and Cannabis (Co-Tox Study)

NCT07167225
View directory record Official record
Conditions
Cigarette Smoking-Related Carcinoma, E-Cig Use
Interventions
Effectiveness of different recruitment approaches, Choice of study completion locations, Cannabis Engagement Assessment, E-cigarette dependence Scale, Nicotine dependence Scale, Co use practices QUestionnaire
Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years to 25 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 22, 2026, 10:46 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

DNA Methylation Markers in Veterans Exposed to Open Burn Pits

NCT06305091
View directory record Official record
Conditions
Open Burn Pit Exposure
Interventions
Health survey for physical and mental health comorbidities, epigenetic marker and heavy metals in blood and urine samples
Diagnostic Test
Lead sponsor
Central Arkansas Veterans Healthcare System
Federal
Eligibility
25 Years to 70 Years
Enrollment
330 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
North Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Mar 12, 2024 · Synced Oct 22, 2026, 10:46 AM EDT
Active, not recruiting Not applicable Interventional

Targeted Plasticity Therapy for Posttraumatic Stress Disorder

NCT04064762
View directory record Official record
Conditions
Post Traumatic Stress Disorder
Interventions
Paired Vagus Nerve Stimulation
Device
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years to 64 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 5, 2023 · Synced Oct 22, 2026, 10:46 AM EDT
Not listed No phase listed Observational

Healthcare Decisions on Dietary and Environmental Allergen Exposure

NCT03144908
View directory record Official record
Conditions
Dietary Allergy, Environmental Allergy
Interventions
Standard Operating Procedures
Other
Lead sponsor
Data Collection Analysis Business Management
Other
Eligibility
Not listed
Enrollment
200 participants
Timeline
2017 – 2020
U.S. locations
1
States / cities
Land O' Lakes, Florida
Source: ClinicalTrials.gov public record
Updated Jan 23, 2019 · Synced Oct 22, 2026, 10:46 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Bringing Medicines for HIV Prevention to a Family Planning Clinic

NCT06930508
View directory record Official record
Conditions
HIV, PrEP
Interventions
Patient participant screening, Physician participant training
Behavioral
Lead sponsor
Women and Infants Hospital of Rhode Island
Other
Eligibility
16 Years and older
Enrollment
83 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 22, 2026, 10:46 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

A Comparison of Prolonged Exposure Therapy, Pharmacotherapy, and Their Combination for PTSD

NCT04961190
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
Prolonged Exposure Therapy, Pharmacotherapy with paroxetine or venlafaxine XR
Behavioral · Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 75 Years
Enrollment
304 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
7
States / cities
Birmingham, Alabama • Menlo Park, California • San Diego, California + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Phase 4 Interventional Results available

Truvada Plus Raltegravir for Nonoccupational Post-exposure Prophylaxis (nPEP)

NCT01214759
View directory record Official record
Conditions
HIV
Interventions
Truvada, Raltegravir
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 8, 2016 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The OPENS Trial: Offering Women PrEP (Aim 2)

NCT05619497
View directory record Official record
Conditions
Human Immunodeficiency Virus, Human Immunodeficiency Virus Transmission, Sexually Transmitted Diseases
Interventions
Clinic-wide Trainings, Clinic-wide Trainings and HIV Prevention Decision Support Tool (DST), Standard Care with the HIV Prevention Decision Support Tool (DST)
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 45 Years
Enrollment
141 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 25, 2025 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Electronic Pre-visit Questionnaire to Prompt Discussions of Youth Violence in Primary Care

NCT02041182
View directory record Official record
Conditions
Exposure to Violent Event, Bullying
Interventions
Pre-Visit Questionnaire
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
13 Years to 21 Years
Enrollment
183 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Aug 20, 2014 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Not applicable Interventional

HealthSmart: Promoting Healthy Lifestyles for Young Adult Cancer Survivors Using Educational Videos

NCT03340532
View directory record Official record
Conditions
Environmental Exposure to Ultraviolet Light
Interventions
THE INFORMATION + APPEARANCE VIDEO, Information SunSmart video, Sleep hygiene video
Other
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years to 35 Years
Enrollment
266 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 6, 2022 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Measurement of Agricultural and Dietary Glyphosate Exposure Among Pregnant Women

NCT04155463
View directory record Official record
Conditions
Exposure to Herbicides
Interventions
Organic Diet, Conventional Diet
Other
Lead sponsor
Boise State University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Boise, Idaho
Source: ClinicalTrials.gov public record
Updated Apr 14, 2023 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Phase 2 Interventional

PNU-93914 in Treating Patients With Locally Advanced or Metastatic Cancer of the Esophagus

NCT00016900
View directory record Official record
Conditions
Esophageal Cancer
Interventions
liposomal paclitaxel
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2001
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 18, 2013 · Synced Oct 22, 2026, 10:46 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Got Doxy- 'Flipping the Script' on STI PEP

NCT07215325
View directory record Official record
Conditions
Sexually Transmitted Infections (STI)
Interventions
Doxycycline monohydrate 200 mg, Observation
Drug · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Male only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Not applicable Interventional

Contingency Outcomes in Prolonged Exposure

NCT01693978
View directory record Official record
Conditions
Posttraumatic Stress Disorder, Substance Use Disorder
Interventions
Prolonged Exposure Therapy, Voucher-Based Reinforcement
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 31, 2016 · Synced Oct 22, 2026, 10:46 AM EDT
Completed Not applicable Interventional

Adaptation of Written Exposure Therapy in Substance Treatment

NCT07108608
View directory record Official record
Conditions
Posttraumatic Stress Disorder, Substance Use Disorders
Interventions
Written Exposure Therapy, Treatment as Usual
Behavioral
Lead sponsor
Potomac Health Foundations
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Oct 22, 2026, 10:46 AM EDT
Withdrawn Early Phase 1 Interventional

DTPA (Diethylenetriaminepenta-acetate) Chelation for Symptoms After Gadolinium-assisted MRI Exposure

NCT05359835
View directory record Official record
Conditions
Gadolinium Deposition Disease
Interventions
Calcium DTPA and Zinc DTPA
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated May 16, 2025 · Synced Oct 22, 2026, 10:46 AM EDT