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Showing 1–24 of 27 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Placebo Powder for Oral Solution Clear all
Completed Phase 3 Interventional Results available

Long Term Safety of Clopidogrel in Neonates/Infants With Systemic to Pulmonary Artery Shunt Palliation

NCT00833703
View directory record Official record
Conditions
Heart Defects, Congenital
Interventions
Clopidogrel, placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
12 Months and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 21, 2011 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety, Tolerability and Pharmacodynamics of SYNB1353 in Healthy Adult Volunteers

NCT05462132
View directory record Official record
Conditions
Homocystinuria
Interventions
SYNB1353
Drug
Lead sponsor
Synlogic
Industry
Eligibility
18 Years to 64 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
High Point, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 16, 2023 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 3 Interventional Results available

Pivotal Study to Assess the Efficacy, Safety and Tolerability of Dupilumab in Patients With Moderate to Severe COPD With Type 2 Inflammation

NCT04456673
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Dupilumab SAR231893, Inhaled Corticosteroid, Inhaled Long-Acting Beta Agonist, Inhaled Long-Acting Muscarinic Antagonist, Placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
40 Years to 85 Years
Enrollment
935 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
92
States / cities
Cullman, Alabama • Jasper, Alabama • Scottsboro, Alabama + 79 more
Source: ClinicalTrials.gov public record
Updated May 28, 2025 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 2 Interventional Results available

Formoterol Dose Ranging Study (ACHIEVE Duaklir USA Phase IIb)

NCT02796651
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease - COPD
Interventions
Formoterol fumarate (6 μg), Formoterol furmarate (20 μg), Placebo for formoterol fumarate, Formoterol fumarate (12 μg), Formoterol fumarate (40 μg)
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
40 Years to 130 Years
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
20
States / cities
Glendale, Arizona • Phoenix, Arizona • Tempe, Arizona + 17 more
Source: ClinicalTrials.gov public record
Updated Feb 6, 2018 · Synced Sep 9, 2026, 6:51 AM EDT
Terminated Phase 3 Interventional Results available

A Study of the Anti-PD1 Antibody PDR001, in Combination With Dabrafenib and Trametinib in Advanced Melanoma

NCT02967692
View directory record Official record
Conditions
Melanoma
Interventions
Spartalizumab, Placebo, Dabrafenib, Trametinib
Biological · Other · Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 100 Years
Enrollment
568 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
12
States / cities
Encinitas, California • Orange, California • San Francisco, California + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 2 Interventional Results available

Long Term Safety of Teriflunomide When Added to Interferon-Beta or Glatiramer Acetate in Patients With Multiple Sclerosis

NCT00811395
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Teriflunomide, Placebo (for teriflunomide), Interferon-β [IFN-β], Glatiramer Acetate [GA]
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 55 Years
Enrollment
182 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 30, 2012 · Synced Sep 9, 2026, 6:51 AM EDT
Not yet recruiting Phase 2 Interventional

CASCADE 2002: PROTECT Study, "PRObiotics to TrEat Anal preCancer Trial

NCT06949800
View directory record Official record
Conditions
HSIL, High Grade Squamous Intraepithelial Lesion, HPV-Related Squamous Cell Carcinoma, Anal HSIL
Interventions
EXE-346 Probiotic, Placebo, Usual Care High Resolution Anoscopy (HRA)
Drug · Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Sep 9, 2026, 6:51 AM EDT
Withdrawn Phase 2 Interventional

Study To Evaluate D-Ribose For The Treatment of Congestive Heart Failure

NCT01858480
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
D-ribose, Placebo
Drug · Other
Lead sponsor
RiboCor, Inc.
Industry
Eligibility
18 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
20
States / cities
Long Beach, California • Modesto, California • Sylmar, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2016 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immunogenicity of Peru-15-pCTB in Healthy Adult Subjects

NCT00654108
View directory record Official record
Conditions
Gastroenteritis Escherichia Coli
Interventions
Ciprofloxacin, Peru-15-pCTB, Sodium bicarbonate/Ascorbic Acid/Aspartame Buffer
Drug · Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 28, 2021 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of Intravenous ACZ885 and Oral Methotrexate Therapy in Patients With Early Rheumatoid Arthritis

NCT00487825
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Canakinumab (investigational), Placebo, Methotrexate (MTX)
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years to 75 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
17
States / cities
Huntsville, Alabama • Tuscaloosa, Alabama • Paradise Valley, Arizona + 14 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2012 · Synced Sep 9, 2026, 6:51 AM EDT
Active, not recruiting Phase 2Phase 3 Interventional

Ascending Doses of Crofelemer Powder for Oral Solution in Pediatric Microvillus Inclusion Disease (MVID)

NCT06721871
View directory record Official record
Conditions
Microvillus Inclusion Disease, Congenital Disorders, Rare Diseases
Interventions
Crofelemer Powder for Oral Solution, Placebo Powder for Oral Solution
Drug
Lead sponsor
Napo Pharmaceuticals, Inc.
Industry
Eligibility
Up to 17 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 2 Interventional Results available

Safety, Tolerability, PK Profile, and Symptom Response of a 7-Day Dosing With 25 mg or 50 mg Daily of REL-1017 in MDD

NCT03051256
View directory record Official record
Conditions
Depressive Disorder, Major, Depressive Disorder, Treatment-Resistant
Interventions
REL-1017, Placebo
Drug
Lead sponsor
Relmada Therapeutics, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
10
States / cities
Little Rock, Arkansas • Garden Grove, California • San Diego, California + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2023 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 3 Interventional Results available

Short-Term vs. Long-Term Valganciclovir Therapy for Symptomatic Congenital CMV Infections

NCT00466817
View directory record Official record
Conditions
Cytomegalovirus Infection
Interventions
Placebo, Valganciclovir
Other · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Up to 30 Days
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
41
States / cities
Birmingham, Alabama • Mobile, Alabama • Little Rock, Arkansas + 34 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2015 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study To Understand Safety And Plasma Concentrations Of PF-06669571 During And Following The Oral Administration Of Single And Multiple Doses Of PF-06669571 In Healthy Volunteers Under Fasted And Fed Conditions

NCT02184429
View directory record Official record
Conditions
Healthy
Interventions
PF-06669571
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 5, 2018 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Tolerability Study of Oral LGD-6972 for Type 2 Diabetes Mellitus

NCT02250222
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
LGD-6972, Placebo (Captisol ®)
Drug
Lead sponsor
Ligand Pharmaceuticals
Industry
Eligibility
21 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
3
States / cities
Tempe, Arizona • Miami, Florida • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 10, 2015 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 2 Interventional Results available

A Phase 2 Study to Evaluate the Safety and Efficacy of CTP-692 as an Adjunctive Treatment in Adults With Schizophrenia

NCT04158687
View directory record Official record
Conditions
Schizophrenia
Interventions
CTP-692, Placebo
Drug
Lead sponsor
Concert Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
326 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
26
States / cities
Little Rock, Arkansas • Rogers, Arkansas • Cerritos, California + 21 more
Source: ClinicalTrials.gov public record
Updated Dec 21, 2023 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 3 Interventional Results available

Efficacy And Safety Of Clopidogrel In Neonates /Infants With Systemic To Pulmonary Artery Shunt Palliation

NCT00396877
View directory record Official record
Conditions
Heart Defects, Congenital
Interventions
Clopidogrel (SR25990), placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
Up to 92 Days
Enrollment
906 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 23, 2014 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An Study to Investigate the Recovery, Excretion, and Pharmacokinetics of 14C-GSK1265744 Administered as a Single Oral Dose and a Study to Describe the Pharmacokinetics of a Supratherapeutic Dose of GSK1265744 in Healthy Adult Subjects

NCT01848340
View directory record Official record
Conditions
HIV-associated Lipodystrophy Syndrome
Interventions
GSK1265744B (sodium salt) containing 14C-GSK1265744B, 150 mg GSK1265744B, Placebo
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 60 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 3, 2013 · Synced Sep 9, 2026, 6:51 AM EDT
Terminated Phase 3 Interventional Results available

A Study to Evaluate the Effect of Sodium Zirconium Cyclosilicate on Chronic Kidney Disease (CKD) Progression in Participants With CKD and Hyperkalaemia or at Risk of Hyperkalaemia

NCT05056727
View directory record Official record
Conditions
Renal Insufficiency, Chronic, Hyperkalemia
Interventions
Sodium Zirconium Cyclosilicate (SZC), Placebo, Lisinopril, Valsartan, Irbesartan
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
1,112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
42
States / cities
Surprise, Arizona • Tucson, Arizona • Canyon Country, California + 36 more
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 3 Interventional Results available

Pivotal Study to Assess the Efficacy, Safety and Tolerability of Dupilumab in Patients With Moderate-to-severe COPD With Type 2 Inflammation

NCT03930732
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Dupilumab SAR231893, Inhaled Corticosteroid, Inhaled Long-Acting Beta Agonist, Inhaled Long-Acting Muscarinic Antagonist, Placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
40 Years to 80 Years
Enrollment
939 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
51
States / cities
Andalusia, Alabama • Birmingham, Alabama • Dothan, Alabama + 46 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2024 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Tolerability of SYNB8802 in Healthy Adult Volunteers and Adult Subjects With Enteric Hyperoxaluria

NCT04629170
View directory record Official record
Conditions
Healthy, Enteric Hyperoxaluria
Interventions
SYNB8802, Placebo
Drug
Lead sponsor
Synlogic
Industry
Eligibility
18 Years to 74 Years
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
4
States / cities
Tucson, Arizona • Tampa, Florida • Knoxville, Tennessee + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 7, 2024 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Two-Part, Single Ascending Dose Study to Assess the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of DS-7309 in Healthy Volunteers and Subjects With Type 2 Diabetes Mellitus

NCT01862939
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
DS-7309, placebo
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years to 45 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated May 26, 2013 · Synced Sep 9, 2026, 6:51 AM EDT
Completed Phase 2 Interventional

A Safety Study of NNZ-2566 in Pediatric Rett Syndrome

NCT02715115
View directory record Official record
Conditions
Rett Syndrome
Interventions
NNZ-2566, Placebo
Drug
Lead sponsor
Neuren Pharmaceuticals Limited
Industry
Eligibility
5 Years to 15 Years · Female only
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
12
States / cities
Birmingham, Alabama • Oakland, California • San Diego, California + 9 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2020 · Synced Sep 9, 2026, 6:51 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

A Three-part Study to Determine the Safety, Tolerability and Pharmacokinetics of GSK1322322 in Healthy Volunteers and Healthy Male Japanese Subjects

NCT01818011
View directory record Official record
Conditions
Infections, Bacterial
Interventions
GSK1322322 Initial fit for purpose tablets, GSK1322322 over granulated tablets, GSK1322322 intended commercial tablets, Placebo tablets, 13C-GSK1322322 stable isotope powder, GSK1322322 for injection, Placebo injection
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 14, 2019 · Synced Sep 9, 2026, 6:51 AM EDT