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ClinicalTrials.gov public records Last synced Sep 3, 2026, 2:37 PM EDT

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Showing 1–24 of 4,173 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Group 2 Placebo Clear all
Active, not recruiting Phase 2 Interventional

Microbiota Transplant Therapy for Children With Both Autism Spectrum Disorder and Gastrointestinal Disorders

NCT06503978
View directory record Official record
Conditions
Autism Spectrum Disorder, Gastro-Intestinal Disorder, Constipation, Diarrhea
Interventions
MTP-101P, Vancomycin, Miralax, Antacid, Placebo MTP-101P, Placebo Vancomycin
Combination Product
Lead sponsor
Gut-Brain-Axis Therapeutics Inc.
Other
Eligibility
4 Years to 18 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 24, 2024 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Phase 3 Interventional Results available

Study of Guselkumab Versus Placebo for the Treatment of Low Body Surface Area Moderate Plaque Psoriasis

NCT06039189
View directory record Official record
Conditions
Moderate Plaque Psoriasis
Interventions
Guselkumab, Placebo
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older
Enrollment
338 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
45
States / cities
Birmingham, Alabama • Encinitas, California • Fountain Valley, California + 34 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Phase 2 Interventional Results available

An Effectiveness and Safety Study of PF-04383119 for the Treatment of Pain in Interstitial Cystitis

NCT00601484
View directory record Official record
Conditions
Cystitis, Interstitial
Interventions
PF-04383119, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
34
States / cities
Peoria, Arizona • Fresno, California • Glendora, California + 25 more
Source: ClinicalTrials.gov public record
Updated May 12, 2021 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Phase I Safety Trial of Streptococcus Pneumoniae Whole Cell Vaccine (SPWCV) + Alum in Healthy Adults

NCT01537185
View directory record Official record
Conditions
Pneumococcal Vaccines
Interventions
Placebo, SPWCV+Alum 100 mcg, SPWCV+Alum 600 mcg, SPWCV+Alum 300 mcg
Other · Biological
Lead sponsor
PATH Vaccine Solutions
Other
Eligibility
18 Years to 40 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Jun 4, 2014 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

H3N2 M2SR in Pediatric Population

NCT03553940
View directory record Official record
Conditions
Influenza, Influenza Immunisation
Interventions
Influenza Virus Monovalent A/H3N2/Bris 10 M2SR Live Vaccine, Placebo, Quadrivalent MDCK Inactivated Influenza Vaccine
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
9 Years to 17 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 20, 2021 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Interactions of Human Gut Microbiota With Intestinal Sweet Taste Receptors

NCT03032640
View directory record Official record
Conditions
Obesity
Interventions
Oral Glucose Tolerance Test (OGTT), Assessment of dietary compliance, Stool sampling, Sodium Saccharin, Placebo, Lactisole
Other
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
18 Years to 45 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Feb 1, 2023 · Synced Sep 3, 2026, 2:37 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Immune Defense Protein Impact On Respiratory Immune Outcomes

NCT07431840
View directory record Official record
Conditions
Upper Respiratory Disease, Influenza, Viral Upper Respiratory Infection
Interventions
Immune Defense Protein 50mg Dose, IDP 200mg Dose, Matching Placebo
Dietary Supplement
Lead sponsor
Quantec Ltd
Industry
Eligibility
60 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Sep 3, 2026, 2:37 PM EDT
Terminated Phase 3 Interventional

An Efficacy and Safety Study of Gevokizumab in Treating Active Ulcers of Pyoderma Gangrenosum

NCT02326740
View directory record Official record
Conditions
Pyoderma Gangrenosum
Interventions
gevokizumab, Placebo, gevokizumab open-label
Drug
Lead sponsor
XOMA (US) LLC
Industry
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
7
States / cities
Oceanside, California • Tampa, Florida • Macon, Georgia + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2016 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Phase 2 Interventional

A Study To Evaluate The Safety And Pharmacokinetic Profile Of A P38 Inhibitor (PH-797804) In Subjects With Rheumatoid Arthritis Who Are Also Taking Methotrexate

NCT00620685
View directory record Official record
Conditions
Arthritis, Rheumatoid
Interventions
Placebo, PH-797804
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
7
States / cities
Phoenix, Arizona • Colorado Springs, Colorado • Miami, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 7, 2018 · Synced Sep 3, 2026, 2:37 PM EDT
Terminated Phase 2 Interventional Results available

Dose-Finding Study To Evaluate Safety, Tolerability, and Efficacy of E2609 in Participants With Mild Cognitive Impairment Due to Alzheimer's Disease (Prodromal Alzheimer's Disease) and Mild to Moderate Dementia Due to Alzheimer's Disease

NCT02322021
View directory record Official record
Conditions
Alzheimer Disease, Dementia, Alzheimer Type
Interventions
E2609, Placebo
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
50 Years to 85 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
21
States / cities
Bellflower, California • Costa Mesa, California • Glendale, California + 18 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2021 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Phase 3 Interventional

Treatment of Lead-Exposed Children Trial

NCT00342849
View directory record Official record
Conditions
Lead Exposure
Interventions
Succimer, Placebo
Drug
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
12 Months to 33 Months
Enrollment
780 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1994 – 2015
U.S. locations
4
States / cities
Baltimore, Maryland • Newark, New Jersey • Columbus, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Phase 2 Interventional

Study to Evaluate the Efficacy and Safety of DA-1241 in Subjects With Presumed NASH

NCT06054815
View directory record Official record
Conditions
NON-ALCOHOLIC STEATOHEPATITIS
Interventions
DA-1241, Sitagliptin, DA-1241 Placebo, Sitagliptin Placebo
Drug
Lead sponsor
NeuroBo Pharmaceuticals Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
18
States / cities
Coronado, California • Montclair, California • Panorama City, California + 12 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2024 · Synced Sep 3, 2026, 2:37 PM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate How the Study Drug Moves Through the Body, Adverse Events, and How the Body Tolerates ABBV-547 Injections

NCT07232004
View directory record Official record
Conditions
Healthy Volunteer
Interventions
ABBV-547, ABBV-547 Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 55 Years
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
21
States / cities
Birmingham, Alabama • Bryant, Arkansas • Anaheim, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Sep 3, 2026, 2:37 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 15, 2022 · Synced Sep 3, 2026, 2:37 PM EDT
Recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

A Study of Investigational RSV/hMPV Combination and Investigational hMPV Vaccines in Younger and Older Adults

NCT07628049
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections+Metapneumovirus
Interventions
RSV/hMPV_V low dose vaccine, RSV/hMPV_V medium dose vaccine, RSV/hMPV_V high dose vaccine, RSV/hMPV_W low dose vaccine, RSV/hMPV_W medium dose vaccine, RSV/hMPV_W high dose vaccine, RSV/hMPV_X low dose vaccine, RSV/hMPV_X medium dose vaccine, RSV/hMPV_X high dose vaccine, hMPV_Y low dose vaccine, hMPV_Y medium dose vaccine, hMPV_Y high dose vaccine, hMPV_Z low dose vaccine, hMPV_Z medium dose vaccine, hMPV_Z high dose vaccine, Control vaccine, Placebo
Biological · Combination Product
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 80 Years
Enrollment
1,456 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
2
States / cities
Lenexa, Kansas • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluating the Safety and Immunogenicity of Polyvalent DNA/gp120 HIV Vaccine in Healthy, HIV-uninfected Adults

NCT04927585
View directory record Official record
Conditions
HIV Infections
Interventions
env (A,B,C,A/E)/gag (C) DNA Vaccine, gp120 (A,B,C,A/E) Protein Vaccine, GLA-SE adjuvant, Placebo
Biological
Lead sponsor
Worcester HIV Vaccine
Industry
Eligibility
18 Years to 50 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 8, 2024 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Safety and Pharmacokinetics of Dapivirine Vaginal Ring in Post-menopausal Women

NCT02010593
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
Dapivirine Vaginal Ring, Placebo Vaginal Ring
Drug
Lead sponsor
International Partnership for Microbicides, Inc.
Industry
Eligibility
45 Years to 65 Years · Female only
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
3
States / cities
Birmingham, Alabama • Cleveland, Ohio • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 2, 2022 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Feasibility of an Oral Intervention for Sexual Health in Transgender Men

NCT06470906
View directory record Official record
Conditions
Vaginal Dysbiosis, Vaginal Disease, Molecular-bacterial Vaginosis
Interventions
Probiotic Group, Placebo Group
Dietary Supplement
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 45 Years · Male only
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Netupitant and Palonosetron Hydrochloride in Preventing Chronic Nausea and Vomiting in Patients With Cancer

NCT03040726
View directory record Official record
Conditions
Malignant Neoplasm, Nausea, Vomiting
Interventions
Netupitant, Palonosetron, Palonosetron Hydrochloride, Placebo, Questionnaire Administration
Drug · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 16, 2023 · Synced Sep 3, 2026, 2:37 PM EDT
Terminated Phase 3 Interventional Results available

A Study of Lorcaserin as Adjunctive Treatment in Participants With Dravet Syndrome

NCT04572243
View directory record Official record
Conditions
Epilepsies, Myoclonic
Interventions
Placebo, Lorcaserin
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
2 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
25
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 20 more
Source: ClinicalTrials.gov public record
Updated Oct 7, 2025 · Synced Sep 3, 2026, 2:37 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

A Laboratory Evaluation of the Humoral Immune Response in Adults and Children to the H1 Hemagglutinin (HA) Stalk Domain and Other Influenza A Virus Protein Epitopes, After Administration of GlaxoSmithKline (GSK) Biologicals' Pandemic Influenza Vaccines

NCT02415842
View directory record Official record
Conditions
Immunologic Tests
Interventions
Serum samples
Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
6 Months to 64 Years
Enrollment
414 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 22, 2019 · Synced Sep 3, 2026, 2:37 PM EDT
Terminated Phase 2 Interventional Results available

A Study To Assess the Effects Of PF-04457845 On BOLD fMRI In Subjects With Post Traumatic Stress Disorder

NCT02216097
View directory record Official record
Conditions
Post-Traumatic Stress Disorder
Interventions
PF-04457845, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
3
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 28, 2016 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Phase 4 Interventional Results available

Early Versus Routine Caffeine Administration in Extremely Preterm Neonates

NCT01783561
View directory record Official record
Conditions
Caffeine
Interventions
Caffeine
Drug
Lead sponsor
Sharp HealthCare
Other
Eligibility
Not listed
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Dec 10, 2018 · Synced Sep 3, 2026, 2:37 PM EDT
Completed Phase 2 Interventional Results available

Study of the Effect of Intradialytic Vasopressin on Chronic Hypertension in Patients With End Stage Renal Disease

NCT01247090
View directory record Official record
Conditions
Hypertension, End Stage Renal Disease
Interventions
Vasopressin - Very Low Dose, Vasopressin - Low Dose, Placebo Comparator
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 17, 2019 · Synced Sep 3, 2026, 2:37 PM EDT