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ClinicalTrials.gov public records Last synced Oct 21, 2026, 3:37 PM EDT

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Showing 97–120 of 232 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Chewing Clear all
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Nicotine Lozenge or Tobacco-Free Snuff for Smokeless Tobacco Reduction

NCT01018394
View directory record Official record
Conditions
Tobacco Dependence
Interventions
nicotine lozenges, tobacco-free snuff
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
2
States / cities
Rochester, Minnesota • Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 13, 2013 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Preliminary Investigation of Novel Methods to Reduce Children's Secondhand Smoke Exposure

NCT01935713
View directory record Official record
Conditions
Secondhand Smoke
Interventions
Nicotine polacrilex, Electronic Cigarette, Dissolvable Tobacco Lozenge
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 65 Years
Enrollment
89 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Phase 2 Interventional

Cobimetinib In Extracranial Arteriovenous Malformations (COBI-AVM Study)

NCT05125471
View directory record Official record
Conditions
Arteriovenous Malformations (Extracranial)
Interventions
Cobimetinib
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
2 Years to 80 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Oct 21, 2026, 3:37 PM EDT
Recruiting Phase 2Phase 3 Interventional

4-aminopyridine Treatment for Nerve Injury

NCT03701581
View directory record Official record
Conditions
Nerve Injury, Prostate Cancer
Interventions
4-Aminopyridine, Placebo
Drug · Other
Lead sponsor
John Elfar
Other
Eligibility
45 Years to 75 Years · Male only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
2
States / cities
Tucson, Arizona • Rochester, New York
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Abuse Potential Study of PF-00345439

NCT01986283
View directory record Official record
Conditions
Opioid Users
Interventions
Capsule, PF-00345439, oxycodone
Drug
Lead sponsor
Pain Therapeutics
Industry
Eligibility
18 Years to 55 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 4, 2016 · Synced Oct 21, 2026, 3:37 PM EDT
Recruiting Not applicable Interventional

Defining Objective Markers of Compliance for Dietary Therapies in IBS

NCT07494968
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Diet A - elimination diet, Diet B - healthy eating diet
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 65 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 21, 2026, 3:37 PM EDT
Terminated Not applicable Interventional Results available

Analysis of Aldehyde Biomarkers of Exposure and Host Response

NCT00482690
View directory record Official record
Conditions
Smoking Cessation
Interventions
nicotine polacrilex, nicotine transdermal system, nicotine inhaler
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 7, 2023 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Efficacy of Phosphate Binding in Healthy Volunteers: Chewed Versus Crushed Lanthanum Carbonate

NCT00458289
View directory record Official record
Conditions
Hyperphosphatemia in Chronic Kidney Disease
Interventions
Lanthanum carbonate (chewed vs. crushed)
Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 20, 2019 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Evaluation of Oral Plaque Removal Utilizing an Adjunct Enzyme Pre-rinse

NCT04512482
View directory record Official record
Conditions
Dental Plaque, Dental Caries
Interventions
Bromelain, Powdered sugar
Drug · Other
Lead sponsor
Indiana University
Other
Eligibility
10 Years to 25 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 3, 2020 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Not applicable Interventional

Use of Technological Advances to Prevent Smoking Relapse Among Smokers With PTSD

NCT01990079
View directory record Official record
Conditions
PTSD, Smoking
Interventions
Bupropion, nicotine replacement therapy, Smoking cessation counseling, mobile contingency management, Stay Quit Coach
Drug · Other · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Oct 21, 2026, 3:37 PM EDT
Completed No phase listed Observational

Oral and Swallowing Function in Older Adults

NCT06368830
View directory record Official record
Conditions
Oropharyngeal Dysphagia
Interventions
3-ounce water swallow test, Kayser-Jones Brief Oral Health Status Examination (BOHSE), Tongue pressure, Test of Masticating and Swallowing Solids (TOMASS), Respiratory function tests
Diagnostic Test
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
60 Years and older
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 21, 2026, 3:37 PM EDT
Not yet recruiting Not applicable Interventional

A Clinical Study to Evaluate the Ultrasonic Detection of a Novel Nasogastric Tube in the Human Body.

NCT06497088
View directory record Official record
Conditions
Nasogastric Tube Placement
Interventions
Nasotrak System
Device
Lead sponsor
Nasotrak Medical Pte Ltd
Industry
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
2
States / cities
Fort Wayne, Indiana • New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 15, 2024 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Not applicable Interventional

Project MiNT: Assessing the Impact of Food & Video-Based Nutrition Education on Patients With Poorly Controlled Diabetes

NCT04264572
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Medically Tailored Meals, Tele-Medical Nutrition Therapy (tele-MNT)
Other · Behavioral
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Phase 1 Interventional

Selective Inhibitor of Nuclear Export, Selinexor (KPT-330) in Combination With Paclitaxel and Carboplatin in Patients With Advanced Ovarian or Endometrial Cancers

NCT02269293
View directory record Official record
Conditions
Ovarian Cancer, Endometrial Cancer
Interventions
Paclitaxel, Carboplatin, Selinexor
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
3
States / cities
Middletown, New Jersey • Harrison, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 23, 2021 · Synced Oct 21, 2026, 3:37 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Dissemination of a Tailored Tobacco Quitline for Rural Veteran Smokers

NCT01892813
View directory record Official record
Conditions
Nicotine Dependence, Tobacco Use
Interventions
Nicotine replacement therapy - Transdermal nicotine patch, Nicotine replacement therapy - Nicotine gum, Nicotine replacement therapy - Nicotine lozenge, Bupropion, Varenicline, Combination pharmacotherapy - Transdermal nicotine patch + nicotine gum, Combination pharmacotherapy - Transdermal nicotine patch + nicotine lozenge, Combination pharmacotherapy - Transdermal nicotine patch + bupropion, Tobacco quitline referral, Tailored behavioral intervention, Alcohol use risk reduction, Behavioral activation for depressive symptoms, Behavioral management of postcessation weight gain
Drug · Behavioral
Lead sponsor
Mark Vander Weg
Other
Eligibility
18 Years to 99 Years
Enrollment
411 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Real-Time Caffeine Optimization During Total Sleep Deprivation

NCT04399083
View directory record Official record
Conditions
Caffeine, Sleep Deprivation, Shift-Work Related Sleep Disturbance
Interventions
Caffeine
Dietary Supplement
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 39 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 17, 2021 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Smoking Relapse Prevention in Schizophrenia

NCT00320697
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Smokers
Interventions
bupropion + nicotine patch + nicotine gum or lozenges, Placebo pill + placebo patch
Drug
Lead sponsor
North Suffolk Mental Health Association
Other
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 27, 2016 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Phase 4 Interventional Results available

Mobile Contingency Management for Concurrent Abstinence From Alcohol and Smoking

NCT02995915
View directory record Official record
Conditions
Smoking Cessation, Alcohol Drinking
Interventions
Nicotine Replacement Therapy, Bupropion, Cognitive Behavioral Treatment, Mobile Contingency Management, Mobile Monitoring
Other · Drug · Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 80 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 28, 2021 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Chewing Gum on a Computer Task and Liking Ratings of Ice Cream

NCT02198911
View directory record Official record
Conditions
Habituation
Interventions
NO GUM, MCC (Mint Chocolate Chip gum), C (Cinnamon gum)
Other
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
18 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2025
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Not applicable Interventional

Salivary Gland Autotransplantation for Treatment of XRT Induced Xerostomia

NCT04007081
View directory record Official record
Conditions
Xerostomia, Head and Neck Cancer
Interventions
Bone Marrow Aspiration, Ultrasound Imaging of Salivary Glands, Salivary Assay, Quality of Life Instruments
Procedure · Diagnostic Test · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 89 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 24, 2021 · Synced Oct 21, 2026, 3:37 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Insulin Resistance in the Control of Intestinal Lipid Metabolism

NCT02020343
View directory record Official record
Conditions
Insulin Resistance, Type 2 Diabetes
Interventions
taste tests
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 50 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 19, 2016 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Study Evaluating ABT-199 in Participants With Relapsed or Refractory Multiple Myeloma

NCT01794520
View directory record Official record
Conditions
Relapsed/Refractory Multiple Myeloma
Interventions
Venetoclax, Dexamethasone
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years and older
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2021
U.S. locations
21
States / cities
Scottsdale, Arizona • Little Rock, Arkansas • New Haven, Connecticut + 18 more
Source: ClinicalTrials.gov public record
Updated Apr 10, 2023 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Changing the Default for Tobacco Treatment

NCT02721082
View directory record Official record
Conditions
Tobacco Use Cessation
Interventions
Opt Out Treatment Program, Nicotine Replacement Therapy, Opt In Treatment Program
Behavioral · Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Dec 1, 2022 · Synced Oct 21, 2026, 3:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Tailored Self-Management of Temporomandibular Disorders (TMD) Using Health Information Technology

NCT03036215
View directory record Official record
Conditions
Temporomandibular Joint Dysfunction Syndrome
Interventions
PACT Experimental Arm
Behavioral
Lead sponsor
HealthPartners Institute
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 15, 2018 · Synced Oct 21, 2026, 3:37 PM EDT