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ClinicalTrials.gov public records Last synced Oct 30, 2026, 7:00 PM EDT

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Showing 937–960 of 3,279 matching trials from the live ClinicalTrials.gov search.
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

A Study to Learn About a Vaccine Against E Coli in Healthy Adults

NCT07122986
Conditions
Healthy Participants
Interventions
E coli vaccine 1 Dose A, E coli vaccine 1 Dose B, E coli vaccine 2, E coli vaccine 3, E coli Vaccine 4 Dose A, E coli Vaccine 4 Dose B, E coli Vaccine 4 Dose C, E coli Vaccine 5 Dose A, E coli Vaccine 5 Dose B, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 64 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
11
States / cities
Anaheim, California • Lake Forest, California • Walnut Creek, California + 6 more
Conditions
Chronic Noncancer Pain
Interventions
oxycodone HCl and naltrexone HCl extended-release capsules
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
395 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
32
States / cities
DeLand, Florida • Jacksonville, Florida • Jupiter, Florida + 27 more
Conditions
Thrombosis
Interventions
Apixaban IR, Apixaban MR1, Apixaban MR2, Apixaban MR3
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 45 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Herpes Zoster, Postherpetic Neuralgia
Interventions
Pregabalin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 80 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
San Francisco, California
Conditions
Healthy
Interventions
PF-06650833
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Phase 2 Interventional Results available

Paxlovid for Treatment of Long Covid

NCT05576662
Conditions
Post-acute Sequelae of SARS-CoV-2 Infection, Long COVID
Interventions
Nirmatrelvir, Placebo, Ritonavir
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Stanford, California
Conditions
Liver Transplantation
Interventions
Sirolimus (Rapamune), Cyclosporine or Tacrolimus
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
13 Years and older
Enrollment
607 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2008
U.S. locations
10
States / cities
San Francisco, California • Tampa, Florida • New Orleans, Louisiana + 7 more
Conditions
Migraine
Interventions
Rimegepant, Various, No intervention
Drug · Other
Lead sponsor
Pfizer
Industry
Eligibility
16 Years to 49 Years · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
New York, New York
Conditions
Advanced Multiple Myeloma
Interventions
Filanesib, KSP (Eg5) inhibitor; intravenous, Filgrastim, granulocyte-colony stimulating factor (G-CSF); subcutaneous
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
29
States / cities
Birmingham, Alabama • Duarte, California • San Francisco, California + 24 more
Completed Phase 4 Interventional Accepts healthy volunteers Results available

COcoa Supplement and Multivitamin Outcomes Study

NCT02422745
Conditions
Cardiovascular Disease, Cancer
Interventions
Cocoa extract, Multivitamin, Cocoa extract placebo, Multivitamin placebo
Dietary Supplement
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
60 Years and older
Enrollment
21,442 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2023
U.S. locations
2
States / cities
Boston, Massachusetts • Seattle, Washington
Conditions
Delirium, Critical Illness, Sedation Complication, Executive Dysfunction, Post Traumatic Stress Disorder
Interventions
Dexmedetomidine, Midazolam
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
44 Weeks to 11 Years
Enrollment
372 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Meningitis, Cryptococcal, HIV Infections
Interventions
Fluconazole, Amphotericin B
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
38
States / cities
Birmingham, Alabama • Tucson, Arizona • Los Angeles, California + 28 more
Conditions
Colitis, Ulcerative
Interventions
Etrasimod
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 64 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
26
States / cities
Mesa, Arizona • La Jolla, California • Los Alamitos, California + 20 more
Conditions
End-Stage Renal Disease, Hemodialysis
Interventions
CP-690,550
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003
U.S. locations
2
States / cities
Orlando, Florida • Minneapolis, Minnesota
Conditions
Siderosis
Interventions
Observational Trial
Other
Lead sponsor
Pfizer
Industry
Eligibility
55 Years to 90 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
3
States / cities
Boston, Massachusetts • Charlotte, North Carolina • Houston, Texas
Conditions
Esophagitis
Interventions
Full dose Pantoprazole plus matching placebo, Half Dose Pantoprazole plus matching placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
1 Year to 17 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
8
States / cities
Jacksonville, Florida • Rochester, New York • Madison, Wisconsin + 1 more
Conditions
Mycobacterium Avium-Intracellulare Infection, HIV Infections
Interventions
Azithromycin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
1 Day and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Groton, Connecticut
Conditions
Fibromyalgia
Interventions
pregabalin, placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
740 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
89
States / cities
Little Rock, Arkansas • Fresno, California • La Jolla, California + 76 more
Conditions
Cardiomegaly
Interventions
MEK162
Drug
Lead sponsor
Array Biopharma, now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Results available

Evaluation of Atorvastatin on Atherosclerosis Composition

NCT00576576
Conditions
Atherosclerosis
Interventions
Atorvastatin
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Advanced Solid Tumors
Interventions
PF-05082566, MK-3475
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
9
States / cities
Los Angeles, California • New Haven, Connecticut • San Antonio, Texas + 1 more
Conditions
Healthy
Interventions
Palbociclib Formulation Reference, Palbociclib Formulation Test
Other
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Renal Cell Carcinoma
Interventions
Everolimus (RAD001), Sunitinib (Sutent)
Drug
Lead sponsor
Daniel George, MD
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Endometriosis
Interventions
40 mg relugolix, 1 mg estradiol, 0.5 mg norethindrone acetate
Drug
Lead sponsor
Main Line Health
Other
Eligibility
18 Years and older · Female only
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Wynnewood, Pennsylvania