Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 22, 2026, 3:16 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 193–216 of 232 matching trials from the live ClinicalTrials.gov search.
Completed Phase 4 Interventional Accepts healthy volunteers

Bupropion Alone or Combined With Nicotine Gum

NCT01621022
Conditions
Tobacco Dependence
Interventions
bupropion + nicotine gum, Active bupropion-Placebo gum, Placebo bupropion-Placebo gum
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
608 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2002
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Smoking, Smoking Cessation
Interventions
Nicotine patch, Nicotine gum, CMAC
Drug · Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
987 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
2
States / cities
Seattle, Washington • Madison, Wisconsin
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Investigation of a Behavioral Substitute for Sunbathing

NCT00403377
Conditions
Melanoma (Skin), Skin Cancer
Interventions
Intervention
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years to 120 Years
Enrollment
307 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Worcester, Massachusetts
Conditions
Smoking, Pulmonary Disease, Chronic Obstructive, Tobacco Use Disorder
Interventions
Standard Smoking Cessation, Extended Nicotine Replacement Therapy, Nicotine replacement therapy
Other · Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
398 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Kansas City, Kansas
Completed Early Phase 1 Interventional Accepts healthy volunteers

End Nicotine Dependence Clinic

NCT03290430
Conditions
Smoking Cessation
Interventions
Group Counseling, Individual Counseling, Phone Counseling, Video Counseling, Texting support, Nicotine Replacement Therapy
Behavioral · Drug
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Recruiting Not applicable Interventional Accepts healthy volunteers

4-day Plaque Accumulation Model Evaluating Compound Containing Gum

NCT06984744
Conditions
Dental Plaque Accumulation
Interventions
MIIP-E2 containing gum, placebo gum without MIIP-E2
Device
Lead sponsor
Lactea Therapeutics, LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
C.Surgical Procedure; Digestive System
Interventions
Caffeine, Gum, wear silicone bracelet
Dietary Supplement · Other · Behavioral
Lead sponsor
The Guthrie Clinic
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Sayre, Pennsylvania
Conditions
Head and Neck Cancer
Interventions
Saliva Sample
Procedure
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Autosomal Dominant Polycystic Kidney Disease (ADPKD)
Interventions
Diet and water adjustment
Behavioral
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Advanced Solid Tumor, Non-small Cell Lung Cancers
Interventions
Adagrasib, Olaparib
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Houston, Texas
Conditions
Tobacco Use, Tobacco Smoking, Tobacco Use Cessation, Smoking, Smoking Cessation, Smoking, Cigarette
Interventions
Motivating Pacifika Against Cigarettes and Tobacco
Behavioral
Lead sponsor
Claremont Graduate University
Other
Eligibility
18 Years to 30 Years
Enrollment
278 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
2
States / cities
Claremont, California • Fullerton, California
Completed Phase 4 Interventional Results available

Chewed Versus Integral Pill of Ticagrelor

NCT03708588
Conditions
Percutaneous Coronary Intervention
Interventions
Ticagrelor
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 89 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Not yet recruiting Not applicable Interventional

Quit-Smoking Study for Native Hawaiians

NCT07075575
Conditions
Tobacco Use Disorder, Smoking Cessation
Interventions
Nicotine Polacrilex Gum (2 mg), Cognitive Behavioral Group Therapy (CBGT)
Drug · Behavioral
Lead sponsor
University of Hawaii
Other
Eligibility
18 Years to 80 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Honolulu, Hawaii
Conditions
Atherosclerosis
Interventions
Darapladib 160 mg
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 75 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
Orlando, Florida • Minneapolis, Minnesota
Conditions
Tooth Loss
Interventions
Anorganic Bovine Bone Graft Material, Collagen Membrane, Shelta Platform Switching Premium Implants, Shelta Platform Matching Premium Implants
Device
Lead sponsor
NYU College of Dentistry
Other
Eligibility
18 Years to 70 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
New York, New York
Conditions
Head and Neck Cancer, Lip Cancer, Oral Cancer, Pharynx Cancer
Interventions
Metagenomic sequencing, Metabolic analysis
Diagnostic Test
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 100 Years
Enrollment
60 participants
Timeline
2025 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Gingivitis, Cardiovascular Diseases, Gingival Diseases, Gingival Bleeding, Periodontal Diseases
Interventions
dietary nitrate, Placebo chewing gum
Dietary Supplement · Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Smoking, Smoking Cessation
Interventions
Potentially Reduced Exposure Product (PREP): a smokeless, spit-free tobacco product
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
19 Years and older
Enrollment
1,236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Anemia, Iron Deficiency, Hyperphosphatemia, Renal Insufficiency, Chronic, Renal Anemia, Disease Progression, Cardiovascular, Iron
Interventions
Ferric Citrate 1 GM Oral Tablet [AURYXIA], Placebo
Drug
Lead sponsor
USRC Kidney Research
Network
Eligibility
18 Years and older
Enrollment
289 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
23
States / cities
Pine Bluff, Arkansas • Chula Vista, California • El Centro, California + 16 more
Completed Not applicable Interventional Accepts healthy volunteers

Probiotics, Immunity, Stress, and QofL

NCT05063305
Conditions
Stress, Quality of Life
Interventions
Probiotic, Placebo
Dietary Supplement
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 90 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Loma Linda, California
Completed Phase 2 Interventional Accepts healthy volunteers

Effectiveness of a Web-Assisted Quitline for Smokeless Tobacco Users

NCT00820495
Conditions
Tobacco Use Disorder
Interventions
Web + Phone, Web Only, Phone Only, Usual Care
Behavioral
Lead sponsor
Oregon Research Institute
Other
Eligibility
18 Years and older
Enrollment
1,683 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
2
States / cities
San Diego, California • Eugene, Oregon
Conditions
Tobacco Use Disorder, Mental Illness, Recurring Major Depressive Disorder, Bipolar Disorder, Schizophrenia, Schizoaffective Disorder, Persistent Depressive Disorder
Interventions
Quit on the Go App (formerly "Learn to Quit " App), Brief advice, Nicotine patch, Smartphone coaching, Nicotine gum, Nicotine Lozenges
Device · Behavioral · Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
343 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
3
States / cities
Buffalo, New York • Durham, North Carolina • Winston-Salem, North Carolina
Conditions
High Blood Pressure, Metabolic Syndrome, Insulin Resistance, Endothelial Dysfunction
Interventions
Aliskiren, Amlodipine, Placebo Aliskiren, Placebo Amlodipine
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Santa Monica, California
Conditions
Familial Platelet Disorder, Hematopoietic
Interventions
Sirolimus
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Houston, Texas