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ClinicalTrials.gov public records Last synced Oct 2, 2026, 2:43 PM EDT

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Showing 25–48 of 1,035 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo (sugar pill) Clear all
Completed Phase 3 Interventional Results available

Evaluating the Effectiveness of Sildenafil at Improving Health Outcomes and Exercise Ability in People With Diastolic Heart Failure (The RELAX Study)

NCT00763867
View directory record Official record
Conditions
Heart Failure
Interventions
Placebo, Sildenafil
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
9
States / cities
Phoenix, Arizona • Atlanta, Georgia • Boston, Massachusetts + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2014 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 2 Interventional Results available

Allogeneic Hematopoietic Stem Cell Transplantation With Ixazomib for High Risk Multiple Myeloma (BMT CTN 1302)

NCT02440464
View directory record Official record
Conditions
Multiple Myeloma
Interventions
Allogeneic HSCT, Fludarabine, Melphalan, Bortezomib, Ixazomib, Placebo
Procedure · Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 70 Years
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
15
States / cities
Birmingham, Alabama • Duarte, California • Tampa, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Jan 4, 2023 · Synced Oct 2, 2026, 2:43 PM EDT
Active, not recruiting Phase 2 Interventional

Clofazimine in the Treatment of Pulmonary Mycobacterium Avium Complex (MAC)

NCT02968212
View directory record Official record
Conditions
Mycobacterium Avium Complex
Interventions
Clofazimine, sugar pill
Drug · Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
6
States / cities
Denver, Colorado • Tampa, Florida • Chicago, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Airborne Ultrafine and Fine Particulate Matter: A Cause for Endothelial Dysfunction in Man?

NCT00814281
View directory record Official record
Conditions
Airway Inflammation
Interventions
placebo, Montelukast
Other · Drug
Lead sponsor
Marywood University
Other
Eligibility
18 Years to 30 Years · Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Scranton, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 21, 2009 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Targeting Inflammation to Treat Cardiovascular Aging

NCT01775865
View directory record Official record
Conditions
Vascular Stiffness, Endothelial Dysfunction, Diastolic Dysfunction
Interventions
Salsalate, Placebo (for salsalate)
Drug
Lead sponsor
Gary L. Pierce
Other
Eligibility
18 Years to 79 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated May 31, 2018 · Synced Oct 2, 2026, 2:43 PM EDT
Not listed Phase 4 Interventional

Effect of Ranolazine on Valvular Disease in Patients With Pacemakers

NCT01979965
View directory record Official record
Conditions
Ischemic Mitral Regurgitation
Interventions
Ranolazine (Active drug), Placebo
Drug
Lead sponsor
University Cardiology
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 8, 2013 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 2 Interventional Results available

Clinical Trial Nuedexta in Subjects With ALS

NCT01806857
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis (ALS)
Interventions
Nuedexta, Matching Placebo
Drug
Lead sponsor
Center for Neurologic Study, La Jolla, California,
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
7
States / cities
San Francisco, California • Washington D.C., District of Columbia • Grand Rapids, Michigan + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 24, 2017 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of VI-0521 (Qsymia®) on Glomerular Filtration Rate (GFR) in Overweight or Obese Healthy Subjects

NCT02229214
View directory record Official record
Conditions
Obesity
Interventions
Qsymia, Placebo
Drug
Lead sponsor
VIVUS LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Lakewood, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 7, 2017 · Synced Oct 2, 2026, 2:43 PM EDT
Terminated Phase 2 Interventional

Cognitive REmediation After Trauma Exposure Trial = CREATE Trial

NCT01416948
View directory record Official record
Conditions
Posttraumatic Stress Disorder, Traumatic Brain Injury
Interventions
Methylphenidate Hydrochloride 20 mg, Placebo Capsule, Galantamine 12 mg
Drug
Lead sponsor
INTRuST, Post-Traumatic Stress Disorder - Traumatic Brain Injury Clinical Consortium
Other
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
7
States / cities
San Diego, California • Boston, Massachusetts • Manchester, New Hampshire + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2013 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Papaya Study ID:20140628

NCT02051634
View directory record Official record
Conditions
Systemic Inflammation, Aging
Interventions
Fermented Papaya Preparation (FPP), Sugar Pill
Drug
Lead sponsor
University of Florida
Other
Eligibility
70 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 9, 2018 · Synced Oct 2, 2026, 2:43 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Beta-Blocker Influences on Inflammatory and Neural Responses to Stress

NCT06263452
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Propranolol, Placebo
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 30 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Oct 2, 2026, 2:43 PM EDT
Terminated Phase 2 Interventional Results available

Topiramate as an Adjunct to Amantadine in the Treatment of Dyskinesia in Parkinson's Disease

NCT01789047
View directory record Official record
Conditions
Idiopathic Parkinson's Disease, Drug Induced Dyskinesia
Interventions
Topiramate, Placebo, Amantadine
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
30 Years to 90 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
5
States / cities
Birmingham, Alabama • Tampa, Florida • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 2 Interventional Results available

Enhancing Disrupted Reconsolidation: Impact on Cocaine Craving

NCT01822587
View directory record Official record
Conditions
Cocaine Addiction
Interventions
Propranolol, 40 mg, Propranolol, 80 mg, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 26, 2019 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Efficacy of Mirtazapine in Depressed Cocaine Dependent Subjects

NCT00322309
View directory record Official record
Conditions
Cocaine Dependence, Depression
Interventions
Placebo, Mirtazapine
Other · Drug
Lead sponsor
Boston University
Other
Eligibility
18 Years to 64 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Valproic Acid in Subjects With Intact Cognition - Proof of Concept Study

NCT01729598
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Valproic Acid, Placebo
Drug
Lead sponsor
Gregory Jicha, 323-5550
Other
Eligibility
65 Years to 90 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 9, 2019 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 4 Interventional

Quetiapine Compared With Placebo in the Management of Fibromyalgia

NCT01458964
View directory record Official record
Conditions
Fibromyalgia
Interventions
Quetiapine
Drug
Lead sponsor
East Tennessee State University
Other
Eligibility
18 Years to 60 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Johnson City, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 9, 2014 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Topiramate Alone and in Combination With the Nicotine Patch for Smoking Cessation: A Pilot Study

NCT00755716
View directory record Official record
Conditions
Tobacco Dependence
Interventions
Placebo (sugar pill), Topiramate, Nicotine patch
Drug
Lead sponsor
UConn Health
Other
Eligibility
18 Years to 65 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2013
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 16, 2017 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 2 Interventional Results available

1st or 2nd Line MBC (Metastatic Breast Cancer) With Previous Avastin (Bevacizumab) Therapy

NCT00493636
View directory record Official record
Conditions
Breast Cancer
Interventions
Gemcitabine, Sorafenib, Placebo, Capecitabine
Drug
Lead sponsor
Accelerated Community Oncology Research Network
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
44
States / cities
Anchorage, Alaska • Fayetteville, Arkansas • Corona, California + 37 more
Source: ClinicalTrials.gov public record
Updated May 20, 2014 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Endogenous Opioid Activity and Affective State in Insulin Resistant Women

NCT02069379
View directory record Official record
Conditions
Depression, Insulin Resistance, Metabolic Syndrome
Interventions
Metformin, Placebo
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 8, 2018 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 2 Interventional Results available

UH3 Varenicline for Cannabis Use Disorder

NCT03980561
View directory record Official record
Conditions
Cannabis Use Disorder
Interventions
Varenicline, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
2
States / cities
Charleston, South Carolina • Pickens, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 18, 2024 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 2 Interventional

Vitamin D3 Supplementation for Heart Failure Patients

NCT01636570
View directory record Official record
Conditions
Heart Failure, Vitamin D Deficiency, Cardiomyopathy, Congestive Heart Failure
Interventions
Placebo Comparator: Sugar Pill, Vitamin D3 (cholecalciferol)
Drug
Lead sponsor
Heidi Moretti, MS, RD
Other
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Missoula, Montana
Source: ClinicalTrials.gov public record
Updated Apr 26, 2017 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 4 Interventional Results available

Alendronate Prevents Microarchitectural Deterioration of Trabecular Bone in Early Postmenopausal Women

NCT00504166
View directory record Official record
Conditions
Osteopenia, Osteoporosis
Interventions
alendronate sodium, placebo comparator
Drug · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
45 Years to 65 Years · Female only
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 14, 2013 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Phase 3 Interventional

Effects of Low-Dose Doxycycline on Oral Bone Loss

NCT00066027
View directory record Official record
Conditions
Periodontitis
Interventions
20 mg doxycycline hyclate, Placebo
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
45 Years to 70 Years · Female only
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
2
States / cities
Lincoln, Nebraska • Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced Oct 2, 2026, 2:43 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Molecular Markers of Neuroplasticity During Exercise in People With Incomplete Spinal Cord Injury

NCT01538693
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
escitalopram oxalate, Cyproheptadine, sugar pill, Graded intensity exercise
Drug · Other
Lead sponsor
T. George Hornby
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 19, 2015 · Synced Oct 2, 2026, 2:43 PM EDT