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ClinicalTrials.gov public records Last synced Oct 5, 2026, 6:27 PM EDT

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Showing 145–168 of 1,034 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo 400 mg Clear all
Completed Phase 2 Interventional Results available

Evaluation of Efficacy and Safety of Peramivir in Adults With Acute Serious or Potentially Life-threatening Influenza

NCT00453999
View directory record Official record
Conditions
Influenza
Interventions
Peramivir 200 mg, Peramivir 400 mg, Oseltamivir
Drug
Lead sponsor
BioCryst Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
41
States / cities
Mobile, Alabama • Jonesboro, Arkansas • Orange, California + 33 more
Source: ClinicalTrials.gov public record
Updated Feb 12, 2015 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 2 Interventional

A Study Evaluating the Efficacy and Safety of MEGF0444A Dosed to Progression in Combination With Bevacizumab and mFOLFOX-6 in Participants With Previously Untreated Metastatic Colorectal Cancer

NCT01399684
View directory record Official record
Conditions
Metastatic Colorectal Cancer
Interventions
5-Fluorouracil, Bevacizumab, Folinic acid, MEGF0444A, Oxaliplatin, Placebo
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years and older
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
23
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Bakersfield, California + 18 more
Source: ClinicalTrials.gov public record
Updated Aug 26, 2016 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 2 Interventional Results available

Etokimab in Adults With Chronic Rhinosinusitis With Nasal Polyps (CRSwNP)

NCT03614923
View directory record Official record
Conditions
Chronic Rhinosinusitis
Interventions
Etokimab, Placebo, Mometasone Furoate Nasal Spray
Biological · Drug
Lead sponsor
AnaptysBio, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
28
States / cities
Little Rock, Arkansas • Canoga Park, California • Roseville, California + 24 more
Source: ClinicalTrials.gov public record
Updated Jan 24, 2022 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 3 Interventional

Multi-site Adaptive Trials for COVID-19

NCT04370262
View directory record Official record
Conditions
COVID-19
Interventions
SOC + Intravenous Famotidine, SOC + Placebo
Drug
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
233 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
5
States / cities
Bay Shore, New York • Manhasset, New York • Mount Kisco, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 11, 2020 · Synced Oct 5, 2026, 6:27 PM EDT
Withdrawn Phase 2Phase 3 Interventional Accepts healthy volunteers

Nitrous Oxide for Pain Management During IUD Insertion in Nulliparous Adolescent Women

NCT04089852
View directory record Official record
Conditions
Contraceptive Devices, Long-Acting Reversible Contraception, Analgesia, Adolescent Health, Gynecology
Interventions
Nitrous oxide gas for inhalation, Oxygen Gas for Inhalation
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
14 Years to 24 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 16, 2022 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 3 Interventional Results available

Sofosbuvir + Ribavirin for 12 Weeks in Subjects With Chronic Genotype 2 or 3 Hepatitis C Infection Who Are Interferon Intolerant, Interferon Ineligible or Unwilling to Take Interferon

NCT01542788
View directory record Official record
Conditions
Chronic Hepatitis C
Interventions
SOF, RBV, Placebo to match SOF, Placebo to match RBV
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
278 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
50
States / cities
Birmingham, Alabama • Coronado, California • Los Angeles, California + 40 more
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 3 Interventional Results available

A Study to Assess the Efficacy and Tolerability of Diclofenac Potassium Soft Gelatin Capsules Compared With Ibuprofen Tablets in Patients With Moderate to Severe Postoperative Dental Pain

NCT02476422
View directory record Official record
Conditions
Post Operative Dental Pain
Interventions
Diclofenac potassium, Ibuprofen, Placebo to ibuprofen, Placebo to diclofenac potassium
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
328 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 17, 2016 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 3 Interventional Results available

A Trial Evaluating the Efficacy, Safety, & Tolerability of Centanafadine Sustained-release Tablets in Adults With Attention-deficit/Hyperactivity Disorder

NCT03605680
View directory record Official record
Conditions
Attention Deficit Disorder, Attention Deficit Hyperactivity Disorder
Interventions
Centanafadine SR, Placebo
Drug · Other
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
604 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 15, 2022 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 1 Interventional

Anti-Oxidant Treatment of Alzheimer's Disease

NCT00117403
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Vitamin E, Vitamin C, and Alpha-lipoic Acid, Coenzyme Q, Placebo capsules, Placebo wafers
Drug
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
60 Years to 85 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
13
States / cities
Tucson, Arizona • Irvine, California • La Jolla, California + 10 more
Source: ClinicalTrials.gov public record
Updated Apr 3, 2009 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate the Effect of GSK1265744 on Cardiac Conduction

NCT02027454
View directory record Official record
Conditions
Infection, Human Immunodeficiency Virus
Interventions
GSK1265744, GSK1265744 matching placebo, Moxifloxacin
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 55 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 16, 2014 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 3 Interventional Results available

Sofosbuvir/Velpatasvir Fixed Dose Combination for 12 Weeks in Adults With Chronic HCV Infection

NCT02201940
View directory record Official record
Conditions
Hepatitis C Virus Infection
Interventions
SOF/VEL, Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
741 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
34
States / cities
Little Rock, Arkansas • Long Beach, California • Los Angeles, California + 27 more
Source: ClinicalTrials.gov public record
Updated Nov 15, 2018 · Synced Oct 5, 2026, 6:27 PM EDT
Recruiting Phase 2 Interventional

A Study of Cannabidiol in Young Adult Cannabis Users

NCT06569394
View directory record Official record
Conditions
Cannabis Use Disorder
Interventions
Broad Spectrum Cannabidiol (bsCBD) 400 mg, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 25 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Influence of Testosterone Administration on Drug-Induced QT Interval Prolongation and Torsades de Pointes

NCT02513940
View directory record Official record
Conditions
Long QT Syndrome
Interventions
Testosterone, Progesterone, Placebo, Ibutilide
Drug
Lead sponsor
Indiana University
Other
Eligibility
65 Years and older · Male only
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 28, 2019 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Staccato Prochlorperazine Thorough QT/QTc

NCT00543062
View directory record Official record
Conditions
Cardiotoxicity
Interventions
Inhaled placebo, Oral placebo, Inhaled prochlorperazine 5 mg, Inhaled prochlorperazine 10 mg, Oral moxifloxacin
Drug
Lead sponsor
Alexza Pharmaceuticals, Inc.
Other
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Evansville, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 11, 2019 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 2 Interventional Results available

Males, Antioxidants, and Infertility Trial

NCT02421887
View directory record Official record
Conditions
Male Infertility
Interventions
Antioxidant Supplement, Placebo
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Male only
Enrollment
171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
10
States / cities
Los Angeles, California • San Francisco, California • Sunnyvale, California + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 4, 2019 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 3 Interventional

MSI-78 Topical Cream vs. Oral Ofloxacin in the Treatment of Infected Diabetic Ulcers

NCT00563433
View directory record Official record
Conditions
Diabetic Foot Ulcers
Interventions
ofloxacin, MSI-78
Drug
Lead sponsor
Abeona Therapeutics, Inc
Industry
Eligibility
18 Years and older
Enrollment
342 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1994 – 1996
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 3, 2020 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 3 Interventional Results available

Co-crystal E-58425 vs Tramadol and Celecoxib for Moderate to Severe Acute Pain After Bunionectomy. Phase III Clinical Trial.

NCT03108482
View directory record Official record
Conditions
Acute Post-surgical Pain
Interventions
Co-crystal E-58425 (Tramadol/Celecoxib), Tramadol (Ultram®), Celecoxib (Celebrex®), Placebo
Drug
Lead sponsor
Esteve Pharmaceuticals, S.A.
Industry
Eligibility
18 Years and older
Enrollment
637 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
5
States / cities
Phoenix, Arizona • Anaheim, California • Pasadena, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 24, 2019 · Synced Oct 5, 2026, 6:27 PM EDT
Terminated Phase 4 Interventional Results available

Effects of Dronedarone on Cardiac Geometry and Function in Patients With Atrial Fibrillation and Left Atrial Enlargement

NCT01198873
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Dronedarone, Placebo (for Dronedarone)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
21 Years and older
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
56
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Beverly Hills, California + 51 more
Source: ClinicalTrials.gov public record
Updated Feb 12, 2013 · Synced Oct 5, 2026, 6:27 PM EDT
Terminated Early Phase 1 Interventional

An Open Label, Double-blind Discontinuation Study of Quetiapine Extended Release(XR)

NCT00606541
View directory record Official record
Conditions
Social Anxiety Disorder
Interventions
Quetiapine XR, Placebo
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years to 65 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 1, 2014 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 2 Interventional Results available

A Study of LY3819469 in Participants With Elevated Lipoprotein(a) [Lp(a)]

NCT05565742
View directory record Official record
Conditions
Lipoprotein Disorder
Interventions
LY3819469, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
40 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
19
States / cities
Mesa, Arizona • Pasadena, California • Santa Clarita, California + 16 more
Source: ClinicalTrials.gov public record
Updated May 28, 2025 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 1 Interventional Results available

A Study To Evaluate The Effect Of A Supratherapeutic Dose Of Elpipodect (MK-8189) On The QTc Interval In Participants With Schizophrenia (MK-8189-019)

NCT05893862
View directory record Official record
Conditions
Schizophrenia
Interventions
Elpipodect, Moxifloxacin, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 60 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
4
States / cities
Glendale, California • Orange, California • Hallandale, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 2 Interventional Results available

Dose-Ranging Study of Sofosbuvir in Combination With Pegylated Interferon and Ribavirin in Treatment Naïve GT 1 HCV Patients

NCT01054729
View directory record Official record
Conditions
Hepatitis C
Interventions
Sofosbuvir, Placebo, PEG, RBV
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
6
States / cities
San Francisco, California • Gainesville, Florida • Orlando, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 17, 2014 · Synced Oct 5, 2026, 6:27 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Dose-Optimization, Adjunctive Treatment Study of Ezogabine/Retigabine Immediate Release in Partial-onset Seizures

NCT01721317
View directory record Official record
Conditions
Seizures
Interventions
Ezogabine/Retigabine IR, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
9
States / cities
Fresno, California • Santa Monica, California • Colorado Springs, Colorado + 6 more
Source: ClinicalTrials.gov public record
Updated Dec 30, 2020 · Synced Oct 5, 2026, 6:27 PM EDT
Completed Phase 3 Interventional Results available

A Multicenter Clinical Trial of Allopurinol to Prevent Kidney Function Loss in Type 1 Diabetes

NCT02017171
View directory record Official record
Conditions
Diabetic Nephropathies, Coronary Artery Disease
Interventions
Allopurinol, Placebo
Drug
Lead sponsor
Alessandro Doria
Other
Eligibility
18 Years to 70 Years
Enrollment
530 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
23
States / cities
Aurora, Colorado • Denver, Colorado • Atlanta, Georgia + 15 more
Source: ClinicalTrials.gov public record
Updated Dec 4, 2020 · Synced Oct 5, 2026, 6:27 PM EDT