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ClinicalTrials.gov public records Last synced Oct 31, 2026, 10:03 PM EDT

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Showing 1921–1944 of 33,121 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: placebo Clear all
Completed Phase 1 Interventional

A Study to Evaluate the Effects of Interleukin-12 (rhIL-12) in HIV-Positive Patients With CD4 Cell Counts Less Than 50 Cells/mm3 or 300-500 Cells/mm3

NCT00000857
View directory record Official record
Conditions
HIV Infections
Interventions
Interleukin-12
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2001
U.S. locations
16
States / cities
Los Angeles, California • Palo Alto, California • San Francisco, California + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 29, 2021 · Synced Oct 31, 2026, 10:03 PM EDT
Not yet recruiting Not applicable Interventional

Inorganic Nitrate as a Treatment for ANOCA: NO-ANOCA

NCT06948201
View directory record Official record
Conditions
Coronary Microvascular Dysfunction (CMD), Angina Patients With Non-obstructive Coronary Artery Disease
Interventions
70mL Nitrate Rich Beetroot Juice followed by placebo (Nitrate depleted beetroot juice), Placebo (70 mL Nitrate depleted beetroot juice) followed by 70mL Nitrate Rich Beetroot Juice
Dietary Supplement
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 29, 2025 · Synced Oct 31, 2026, 10:03 PM EDT
Withdrawn Not applicable Interventional

Isoleucine Addition Treatment Effects in a Controlled Diet Study

NCT07329088
View directory record Official record
Conditions
Prediabetes (Insulin Resistance, Impaired Glucose Tolerance), Metabolic Syndrome (MetS), Obesity & Overweight
Interventions
L-Isoleucine, Low-isoleucine diet
Dietary Supplement · Other
Lead sponsor
Jean L. Fry
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Oct 31, 2026, 10:03 PM EDT
Recruiting Phase 2Phase 3 Interventional

Combined Dose-Finding and CV Outcomes Study With CSL300 (Clazakizumab) in Adult Subjects With ESKD Undergoing Dialysis (POSIBIL6ESKD)

NCT05485961
View directory record Official record
Conditions
End Stage Kidney Disease
Interventions
CSL300, Placebo
Drug
Lead sponsor
CSL Behring
Industry
Eligibility
18 Years and older
Enrollment
3,110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
166
States / cities
Decatur, Alabama • Huntsville, Alabama • Montgomery, Alabama + 121 more
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 2 Interventional

Phase II Trial of Silymarin for Patients With Chronic Hepatitis C Who Have Failed Conventional Antiviral Treatment

NCT00680342
View directory record Official record
Conditions
Chronic Hepatitis C
Interventions
Silymarin, Placebo
Drug · Other
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years and older
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
5
States / cities
Boston, Massachusetts • Chapel Hill, North Carolina • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2013 · Synced Oct 31, 2026, 10:03 PM EDT
Recruiting Phase 3 Interventional

Study of Efficacy and Safety of Iptacopan in Participants With IC-MPGN

NCT05755386
View directory record Official record
Conditions
IC-MPGN
Interventions
Placebo, iptacopan
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
12 Years to 60 Years
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
22
States / cities
Los Angeles, California • Orange, California • San Francisco, California + 18 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Treatment of Gardnerella Vaginalis Vaginal Colonization With Amoxicillin

NCT03211156
View directory record Official record
Conditions
Vaginitis Gardnerella
Interventions
Amoxicillin, Placebo
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years · Female only
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
2
States / cities
Birmingham, Alabama • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 28, 2020 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Immunogenicity and Safety Study of a Vaccine Against Lyme Borreliosis, in Healthy Adults Aged 18 to 65 Years. Randomized, Controlled, Observer-blind Phase 2 Study.

NCT03769194
View directory record Official record
Conditions
Lyme Borreliosis
Interventions
VLA15, Placebo
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 65 Years
Enrollment
572 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
6
States / cities
Milford, Connecticut • Stamford, Connecticut • Binghamton, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 10, 2023 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy of Ziprasidone in Children and Adolescents With Bipolar I Disorder (Manic or Mixed)

NCT00257166
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Ziprasidone oral capsules, placebo oral capsules
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
10 Years to 17 Years
Enrollment
238 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
50
States / cities
Scottsdale, Arizona • Orange, California • San Diego, California + 41 more
Source: ClinicalTrials.gov public record
Updated Mar 3, 2021 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Not applicable Interventional

Photobiomodulation Therapy in Persons With Multiple Sclerosis

NCT03691766
View directory record Official record
Conditions
Multiple Sclerosis, Relapsing-Remitting
Interventions
Photobiomodulation Therapy, Placebo
Other
Lead sponsor
Marquette University
Other
Eligibility
20 Years to 60 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 26, 2021 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 2 Interventional Results available

Cannabidiol Treatment of Cognitive Dysfunction in Schizophrenia

NCT00588731
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Cannabidiol, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 8, 2017 · Synced Oct 31, 2026, 10:03 PM EDT
Not listed Not applicable Interventional

Epigenetics, Vitamin C, and Abnormal Blood Cell Formation - Vitamin C in Patients With Low-Risk Myeloid Malignancies

NCT03682029
View directory record Official record
Conditions
Myelodysplastic Syndromes, Chronic Myelomonocytic Leukemia-1, Cytopenia
Interventions
Vitamin C (ascorbic acid), Placebo
Dietary Supplement · Other
Lead sponsor
Copenhagen University Hospital, Rigshospitalet
Other
Eligibility
18 Years and older
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 17, 2024 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 3 Interventional

Effects Of Antidepressants On Sexual Functioning In Adults

NCT00051272
View directory record Official record
Conditions
Major Depressive Disorder (MDD)
Interventions
Extended-release Bupropion Hydrochloride
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
425 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
24
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Berkeley, California + 19 more
Source: ClinicalTrials.gov public record
Updated Mar 29, 2011 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Not applicable Interventional Results available

The Effect of Lanthanum Carbonate on Fibroblast Growth Factor 23 ( FGF23) in Chronic Kidney Disease

NCT01002872
View directory record Official record
Conditions
Metabolic Bone Disease
Interventions
Lanthanum Carbonate (Fosrenol), placebo
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 21, 2023 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

GABA-glutamate Interactions and Psychosis

NCT00611572
View directory record Official record
Conditions
Cognitive Dysfunction
Interventions
iomazenil
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 45 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2018
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 22, 2022 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immunogenicity Of A Recombinant H5N1 Vaccine In Adults

NCT01250795
View directory record Official record
Conditions
Healthy
Interventions
HAI-05 Influenza Vaccine, Saline
Biological · Other
Lead sponsor
Fraunhofer, Center for Molecular Biotechnology
Industry
Eligibility
18 Years to 49 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
2
States / cities
Wichita, Kansas • Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated May 12, 2016 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 2 Interventional Results available

A Phase 2 Dose-finding Study of Atacicept in Subjects With Rheumatoid Arthritis (AUGUST I)

NCT00430495
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Atacicept, Placebo matched to atacicept
Drug
Lead sponsor
EMD Serono
Industry
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Rockland, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 17, 2016 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Efficacy of Besifloxacin Ophthalmic Suspension in the Treatment of Bacterial Conjunctivitis

NCT00972777
View directory record Official record
Conditions
Bacterial Conjunctivitis
Interventions
Besifloxacin, Vehicle (Placebo)
Drug
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
1 Year and older
Enrollment
474 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Mar 29, 2012 · Synced Oct 31, 2026, 10:03 PM EDT
Withdrawn Phase 1Phase 2 Interventional

Evaluation of Superiority of Valsartan+Celecoxib+Metformin Over Metformin Alone in Type 2 Diabetes Patients

NCT03686657
View directory record Official record
Conditions
Type 2 Diabetes, High Blood Pressure, Arthritis, Obesity
Interventions
Metformin, Val, Cel and Met XR Low, Val, Cel and Met XR High
Drug
Lead sponsor
ARKAY Therapeutics
Industry
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 2 Interventional Results available

Treatment of Oral Warts in HIV+ Patients

NCT00454181
View directory record Official record
Conditions
Papillomatosis, HIV Infections
Interventions
Interferon-alpha, placebo
Drug · Other
Lead sponsor
Ainos, Inc. (f/k/a Amarillo Biosciences Inc.
Industry
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
12
States / cities
San Francisco, California • Fort Lauderdale, Florida • Augusta, Georgia + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 16, 2011 · Synced Oct 31, 2026, 10:03 PM EDT
Active, not recruiting Phase 2Phase 3 Interventional

Study to Determine if BHV-7000 is Effective and Safe in Adults With Refractory Focal Onset Epilepsy

NCT06309966
View directory record Official record
Conditions
Focal Epilepsy
Interventions
BHV-7000, Placebo
Drug
Lead sponsor
Biohaven Therapeutics Ltd.
Industry
Eligibility
18 Years to 75 Years
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
50
States / cities
Peoria, Arizona • Phoenix, Arizona • Little Rock, Arkansas + 41 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 2 Interventional

A Study to Evaluate Intravitreal JNJ-81201887 (AAVCAGsCD59) Compared to Sham Procedure for the Treatment of Geographic Atrophy (GA) Secondary to Age-related Macular Degeneration (AMD)

NCT05811351
View directory record Official record
Conditions
Geographic Atrophy
Interventions
JNJ-81201887, Prednisone, Placebo, Triamcinolone, Sham Procedure
Drug · Other
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
60 Years and older
Enrollment
305 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
79
States / cities
Phoenix, Arizona • Tucson, Arizona • Fullerton, California + 66 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2026 · Synced Oct 31, 2026, 10:03 PM EDT
Terminated Phase 2 Interventional Results available

A Trial of the Safety, Tolerability, and Pharmacodynamics of CVL-871 in Subjects With Dementia-Related Apathy

NCT04958031
View directory record Official record
Conditions
Apathy in Dementia
Interventions
CVL-871 1.0 mg, CVL-871 3.0 mg, Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
50 Years to 85 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
17
States / cities
Scottsdale, Arizona • Little Rock, Arkansas • San Diego, California + 13 more
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Oct 31, 2026, 10:03 PM EDT
Completed Phase 4 Interventional Results available

Naltrexone for Impulse Control Disorders in Parkinson's Disease

NCT01052831
View directory record Official record
Conditions
Impulse Control Disorder, Parkinson Disease
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 6, 2015 · Synced Oct 31, 2026, 10:03 PM EDT