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Showing 1–24 of 27 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Placebo gel (combination) Clear all
Completed Phase 2 Interventional Results available

Effect of a Wide Spectrum Nutritional Supplement on Mitochondrial Function in Children With Autism Spectrum Disorder

NCT03835117
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Wide-spectrum nutritional supplement, Placebo
Drug · Other
Lead sponsor
Rossignol Medical Center
Other
Eligibility
2 Years to 17 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Omega 7 + 3 Combination and Systemic Inflammation

NCT02155816
View directory record Official record
Conditions
Inflammation
Interventions
Omega 7 + 3, Omega 3, Placebo
Dietary Supplement
Lead sponsor
Appalachian State University
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Kannapolis, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 15, 2015 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Phase 3 Interventional Results available

Study of Efficacy, Safety and Tolerability of Levodopa-Carbidopa Intestinal Gel in Levodopa-Responsive Parkinson's Subjects

NCT00357994
View directory record Official record
Conditions
Advanced Parkinson's Disease
Interventions
Levodopa carbidopa intestinal gel (LCIG), Placebo gel, Levodopa carbidopa (LC) oral encapsulated immediate release (IR) tablets, Placebo (PBO) oral capsules, CADD-Legacy® 1400 ambulatory infusion pump, PEG tube, J-tube
Drug · Device
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
30 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
8
States / cities
Los Angeles, California • Englewood, Colorado • Washington D.C., District of Columbia + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 15, 2015 · Synced Sep 24, 2026, 4:06 PM EDT
Withdrawn Phase 2 Interventional

Chronic Fatigue Syndrome: A Presumptive Mitochondrial Disorder

NCT01471652
View directory record Official record
Conditions
Chronic Fatigue Syndrome
Interventions
Nutraceutical supplements, Placebo
Drug
Lead sponsor
Columbia University
Other
Eligibility
25 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 12, 2015 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Phase 3 Interventional Results available

Study of Efficacy, Safety and Tolerability of Levodopa-Carbidopa Intestinal Gel in Levodopa-Responsive Parkinson's Subjects

NCT00660387
View directory record Official record
Conditions
Advanced Parkinson's Disease
Interventions
Levodopa carbidopa intestinal gel (LCIG), Placebo Gel, Levodopa-carbidopa (LC) oral encapsulated immediate release (IR) tablets, Placebo (PBO) oral capsules, CADD-Legacy® 1400 ambulatory infusion pump, PEG tube, J-tube
Drug · Device
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
30 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
11
States / cities
Birmingham, Alabama • Fountain Valley, California • Oceanside, California + 8 more
Source: ClinicalTrials.gov public record
Updated Jan 15, 2015 · Synced Sep 24, 2026, 4:06 PM EDT
Not listed Not applicable Interventional

Combined Effects of Diabetes Self-Management Education and Nutritional Supplementation on Visual Function and Retinopathy

NCT04120077
View directory record Official record
Conditions
Diabetes Mellitus, Diabetic Retinopathy
Interventions
EyePromise DVS, EyePromise DVS plus EyePromise EZTears
Dietary Supplement
Lead sponsor
ZeaVision, LLC
Industry
Eligibility
18 Years to 85 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 22, 2021 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Not applicable Interventional

A Bioequivalence Study With Clinical Endpoints Comparing Adapalene and Benzoyl Peroxide Topical Gel 0.1%/2.5% (Actavis Mid-Atlantic LLC) To Epiduo™ (Adapalene and Benzoyl Peroxide) Gel 0.1%/2.5% (Galderma Laboratories, L.P.) in the Treatment of Mild to Severe Acne Vulgaris

NCT01501799
View directory record Official record
Conditions
Acne Vulgaris
Interventions
adapalene 0.1% and benzoyl peroxide 2.5% topical gel, EPIDUO, Placebo (Vehicle Gel)
Drug
Lead sponsor
Actavis Mid-Atlantic LLC
Industry
Eligibility
12 Years to 40 Years
Enrollment
885 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
8
States / cities
Fremont, California • Miami, Florida • Miramar, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 28, 2011 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Phase 2 Interventional Results available

Efficacy and Safety of Adding Alisporivir (DEB025) to Peginterferon (IFN) Alfa-2a (Peg-IFN Alfa-2a) and Ribavirin in Chronic HCV Genotype 1 Patients Who Relapsed or Did Not Respond to Previous Treatment

NCT01183169
View directory record Official record
Conditions
Hepatitis C
Interventions
Alisporivir, Peginterferon alfa-2a, Ribavirin, Placebo
Drug
Lead sponsor
Debiopharm International SA
Industry
Eligibility
18 Years to 70 Years
Enrollment
459 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
18
States / cities
San Diego, California • Ventura, California • Bradenton, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Aug 24, 2016 · Synced Sep 24, 2026, 4:06 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Combination of Intranasal Scopolamine and Sensory Augmentation to Mitigate G-transition Induced Motion Sickness and Enhance Sensorimotor Performance

NCT05886660
View directory record Official record
Conditions
Motion Sickness, Space, Motion Sickness, Sea Sickness
Interventions
DPI-386 Nasal Gel, Placebo Nasal Gel
Drug
Lead sponsor
Repurposed Therapeutics, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 16, 2024 · Synced Sep 24, 2026, 4:06 PM EDT
Withdrawn Phase 1 Interventional

Wound Healing of Incisional Wounds for Bilateral Hernia Repair

NCT01008111
View directory record Official record
Conditions
Wound Healing
Interventions
Dermabond, Hydrogen Peroxide Oxygen producing gel
Drug
Lead sponsor
Wake Forest University
Other
Eligibility
Up to 5 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 5, 2017 · Synced Sep 24, 2026, 4:06 PM EDT
Not listed Phase 1Phase 2 Interventional

TRT in Combination With Electrical Stimulation and Standing: Effect on Muscle and Bone in Spinal Cord Injured Males

NCT02317640
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
Testosterone Gel applied by a pump, Stand Training, Electrical Stimulation
Drug · Other · Device
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years to 58 Years · Male only
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
West Orange, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 21, 2017 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Double-blind Placebo-controlled Trial of Generic Clindamycin/Benzoyl Peroxide Gel Versus Onexton Gel in Acne Vulgaris

NCT02616614
View directory record Official record
Conditions
Acne Vulgaris
Interventions
Onexton, Clindamycin/benzoyl peroxide gel, Placebo
Drug
Lead sponsor
Actavis Inc.
Industry
Eligibility
12 Years to 40 Years
Enrollment
862 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
17
States / cities
Phoenix, Arizona • Chula Vista, California • La Mesa, California + 14 more
Source: ClinicalTrials.gov public record
Updated May 26, 2020 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Posterior Tibial Nerve Stimulation vs. Sham

NCT00534521
View directory record Official record
Conditions
Overactive Bladder
Interventions
Posterior Tibial Nerve Device, Sham
Device
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 25, 2007 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Combined Effect of TENS and TaVNS on Pressure and Heat Pain Thresholds in Pain-Free Subjects

NCT06361381
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Active Transcutaneous Auricular Vagus Nerve Stimulation (TaVNS), Placebo Transcutaneous Auricular Vagus Nerve Stimulation (TaVNS), Transcutaneous Electrical Nerve Stimulation
Device
Lead sponsor
University of Hartford
Other
Eligibility
18 Years to 40 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
West Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 5, 2024 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Phase 3 Interventional Results available

Comparative Safety and Efficacy of Two Treatments in the Treatment of Acne Vulgaris

NCT02515305
View directory record Official record
Conditions
Acne
Interventions
Clindamycin and Benzoyl Peroxide Gel (combination), Clindamycin and Benzoyl Peroxide Gel (Reference) (combination), Placebo gel (combination)
Drug
Lead sponsor
Padagis LLC
Industry
Eligibility
12 Years to 40 Years
Enrollment
890 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 7, 2021 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Phase 2 Interventional Results available

Timolol Gel for Epistaxis in Hereditary Hemorrhagic Telangiectasia

NCT04139018
View directory record Official record
Conditions
Hereditary Hemorrhagic Telangiectasia
Interventions
Timolol Gel, Placebo Gel
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
20 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 23, 2021 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Phase 4 Interventional

Comparison of Tazarotene and Minocycline Therapies for Maintenance of Facial Acne Vulgaris

NCT00145106
View directory record Official record
Conditions
Acne Vulgaris
Interventions
Tazarotene 0.1% gel + placebo capsule, Oral minocycline (100 mg capsule) + vehicle gel, Tazarotene 0.1% gel + oral minocycline (100 mg capsule)
Drug
Lead sponsor
KGL, Inc.
Other
Eligibility
12 Years and older
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002
U.S. locations
1
States / cities
Broomall, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 14, 2005 · Synced Sep 24, 2026, 4:06 PM EDT
Active, not recruiting Phase 3 Interventional Results available

Safety and Efficacy Study of Enzalutamide Plus Leuprolide in Patients With Nonmetastatic Prostate Cancer (EMBARK)

NCT02319837
View directory record Official record
Conditions
Hormone Sensitive Prostate Cancer, Prostate Cancer, Cancer of the Prostate
Interventions
Enzalutamide, Placebo (No longer applicable in Open Label study period), Leuprolide Open Label
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Male only
Enrollment
1,068 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2026
U.S. locations
77
States / cities
Birmingham, Alabama • Anchorage, Alaska • Tucson, Arizona + 49 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Phase 3 Interventional Results available

Lifestyle Intervention and Testosterone Replacement in Obese Seniors

NCT02367105
View directory record Official record
Conditions
Obesity and Hypogonadism
Interventions
Testosterone, Lifestyle Therapy, Placebo
Drug · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
65 Years to 85 Years · Male only
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 25, 2022 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Phase 3 Interventional Results available

A Randomized, Clinical Trial of Vitamin E and Memantine in Alzheimer's Disease

NCT00235716
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
dl-alpha-tocopherol, Memantine, Placebo
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
40 Years and older
Enrollment
613 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
13
States / cities
Bay Pines, Florida • Miami, Florida • Iowa City, Iowa + 10 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2014 · Synced Sep 24, 2026, 4:06 PM EDT
Completed Not applicable Interventional

Double-Blind Placebo-Controlled Study Comparing the Combination of 15% SP-303 Gel With Acyclovir Versus Acyclovir Alone for the Treatment of Recurrent Herpes Simplex Virus (HSV) Infections in Subjects With Acquired Immunodeficiency Syndrome (AIDS)

NCT00002186
View directory record Official record
Conditions
Herpes Simplex, HIV Infections
Interventions
Crofelemer, Acyclovir
Drug
Lead sponsor
Shaman Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
32
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Tucson, Arizona + 23 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 24, 2026, 4:06 PM EDT
Not listed Phase 2Phase 3 Interventional Accepts healthy volunteers

Treatment of Keratoconus Using Collagen Cross-Linking

NCT00841386
View directory record Official record
Conditions
Keratoconus
Interventions
Riboflavin-5-phosphate, Sham cross-linking
Drug
Lead sponsor
University at Buffalo
Other
Eligibility
16 Years to 35 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
2
States / cities
Amherst, New York • Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Feb 10, 2009 · Synced Sep 24, 2026, 4:06 PM EDT
Terminated Phase 2 Interventional

Effect of Over-the-counter Toothpastes on Chemotherapy-induced Oral Mucositis

NCT02606994
View directory record Official record
Conditions
Mucositis, Neoplasms
Interventions
Oral Defense Toothpaste, Crest Toothpaste, Magic Mouth Rinse
Drug
Lead sponsor
Oral Defense, LLC
Industry
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated Feb 5, 2019 · Synced Sep 24, 2026, 4:06 PM EDT
Terminated Phase 1 Interventional

Effect of Varying Testosterone Levels on Insulin Sensitivity in Men With Idiopathic Hypogonadotropic Hypogonadism (IHH)

NCT03118479
View directory record Official record
Conditions
Hypogonadotropic Hypogonadism, Kallmann Syndrome
Interventions
Anastrozole Pill, Testosterone, Placebo Oral Tablet
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older · Male only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Sep 24, 2026, 4:06 PM EDT