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ClinicalTrials.gov public records Last synced Oct 29, 2026, 7:15 PM EDT

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Showing 553–576 of 3,278 matching trials from the live ClinicalTrials.gov search.
Filters: Sponsor: Pfizer Clear all
Completed Phase 1 Interventional Results available

Phase 1 Study To Evaluate Antiviral Activity Of Small Molecule Direct Antiviral Agent At Multiple Doses In Subjects With Chronically Infected Hepatitis C Virus.

NCT00671671
View directory record Official record
Conditions
Hepatitis, Chronic, Hepatitis C Virus
Interventions
Small Molecule Agent (PF-868554)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 14, 2014 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Comparison of Small Bowel Lesions Associated With Celecoxib Versus Ibuprofen Plus Omeprazole

NCT00640809
View directory record Official record
Conditions
Bowel Diseases, Inflammatory
Interventions
Celecoxib, Placebo, Ibuprofen plus Omeprazole
Drug · Other
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
408 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2004
U.S. locations
12
States / cities
Scottsdale, Arizona • La Jolla, California • Los Angeles, California + 8 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Oct 29, 2026, 7:15 PM EDT
Completed No phase listed Observational

Web-based Genetic Research on Lupus

NCT02530944
View directory record Official record
Conditions
Systemic Lupus Erythematosus
Interventions
Not listed
Lead sponsor
23andMe, Inc.
Industry
Eligibility
6 Years and older
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Mountain View, California
Source: ClinicalTrials.gov public record
Updated Jan 10, 2018 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Renal Impairment Study of PF-06700841

NCT04260464
View directory record Official record
Conditions
Healthy Volunteer, Renal Impairment
Interventions
PF-06700841
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
3
States / cities
Miami, Florida • Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 22, 2024 · Synced Oct 29, 2026, 7:15 PM EDT
Terminated Phase 2 Interventional Results available

A Study of PD 0332991 in Patients With Recurrent Rb Positive Glioblastoma

NCT01227434
View directory record Official record
Conditions
Glioblastoma, Gliosarcoma, Anaplastic Astrocytoma
Interventions
PD 0332991 (pre-surgery), PD 0332991, Resection as clinical care
Drug · Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 17, 2015 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Single Ascending Dose Study of Intravenous Infusion of PF 07304814 in Healthy Adult Participants

NCT04627532
View directory record Official record
Conditions
Healthy
Interventions
PF-07304814, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 60 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 6, 2021 · Synced Oct 29, 2026, 7:15 PM EDT
Terminated Phase 3 Interventional Results available

Avelumab and Talazoparib in Untreated Advanced Ovarian Cancer (JAVELIN OVARIAN PARP 100)

NCT03642132
View directory record Official record
Conditions
Ovarian Cancer
Interventions
Chemotherapy + avelumab followed by avelumab + talazoparib, Chemotherapy followed by talazoparib maintenance, Chemotherapy + bevacizumab followed by bevacizumab
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Female only
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
46
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Tempe, Arizona + 26 more
Source: ClinicalTrials.gov public record
Updated Apr 6, 2023 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 3 Interventional

Open Label Extension Study of Bifeprunox

NCT00366171
View directory record Official record
Conditions
Schizophrenia
Interventions
Bifeprunox
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years to 66 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
83
States / cities
Little Rock, Arkansas • Anaheim, California • Boynton Beach, California + 67 more
Source: ClinicalTrials.gov public record
Updated Dec 27, 2007 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 2 Interventional

A Study to Investigate the Effects on Blood Pressure and Pulse Rate of a Single 100mg Dose of Sildenafil in Patients With Benign Prostatic Hyperplasia Who Are Being Treated With Doxazosin

NCT00645034
View directory record Official record
Conditions
Benign Prostatic Hyperplasia
Interventions
placebo, sildenafil
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
35 Years to 75 Years · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
2
States / cities
Laguna Woods, California • Newport Beach, California
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Not applicable Interventional Results available

Dexmedetomidine as Adjunctive Therapy for Alcohol Withdrawal

NCT00936377
View directory record Official record
Conditions
Acute Alcohol Withdrawal
Interventions
Dexmedetomidine, Placebo
Drug · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 85 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 12, 2016 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Study to Describe the Safety, Tolerability, Immunogenicity, and Efficacy of RNA Vaccine Candidates Against COVID-19 in Healthy Individuals

NCT04368728
View directory record Official record
Conditions
SARS-CoV-2 Infection, COVID-19
Interventions
BNT162b1, BNT162b2, Placebo, BNT162b2SA
Biological · Other
Lead sponsor
BioNTech SE
Industry
Eligibility
12 Years and older
Enrollment
46,969 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
154
States / cities
Athens, Alabama • Birmingham, Alabama • Huntsville, Alabama + 106 more
Source: ClinicalTrials.gov public record
Updated Mar 25, 2026 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study To Describe The Effect Of Impaired Hepatic Function Of The Pharmacokinetics Of Palbociclib

NCT02334800
View directory record Official record
Conditions
Healthy, Hepatic Insufficiency
Interventions
Palbociclib 75 mg Capsule
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 75 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
2
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jan 24, 2018 · Synced Oct 29, 2026, 7:15 PM EDT
Completed No phase listed Observational

Study to Describe the Allergic Reactions to Factor IX in Patients With Hemophilia B

NCT00195221
View directory record Official record
Conditions
Hemophilia B, Allergic Reactions
Interventions
Not listed
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
Not listed
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
15
States / cities
Phoenix, Arizona • Orange, California • Atlanta, Georgia + 12 more
Source: ClinicalTrials.gov public record
Updated Dec 5, 2007 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Trial of Maraviroc (UK-427,857) in Combination With Optimized Background Therapy Versus Optimized Background Therapy Alone for the Treatment of HIV-1 Infected Subjects

NCT00098306
View directory record Official record
Conditions
HIV Infections
Interventions
Maraviroc (UK-427,857), Optimized Background Therapy, Placebo
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
16 Years and older
Enrollment
601 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
20
States / cities
Sacramento, California • San Francisco, California • Auroa, Colorado + 14 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2012 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An Open-label Study to Investigate the Absorption, Metabolism and Excretion of Radiolabeled PD 0332334 in Six Healthy Male Volunteers

NCT00537615
View directory record Official record
Conditions
Generalized Anxiety Disorder
Interventions
PD 0332334
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 17, 2010 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Not applicable Interventional

A Study of Fluconazole in the Prevention of Fungal Infections in HIV-Infected Patients Living in Areas Where Fungal Infections Are Common

NCT00002325
View directory record Official record
Conditions
Mycoses, HIV Infections, Coccidioidomycosis
Interventions
Fluconazole
Drug
Lead sponsor
Pfizer
Industry
Eligibility
13 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
3
States / cities
Phoenix, Arizona • Tucson, Arizona • Rancho Mirage, California
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 3 Interventional Results available

Study Evaluating Desvenlafaxine Succinate Sustained Release (DVS SR) vs. Escitalopram in Postmenopausal Women

NCT00406640
View directory record Official record
Conditions
Depression, Depressive Disorder, Depressive Disorder, Major
Interventions
Desvenlafaxine succinate sustained-release (DVS SR), Escitalopram
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
40 Years to 70 Years · Female only
Enrollment
595 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
52
States / cities
Peoria, Arizona • Pasadena, California • San Diego, California + 46 more
Source: ClinicalTrials.gov public record
Updated Dec 28, 2023 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 4 Interventional Results available

Desvenlafaxine vs. Placebo Treatment of Chronic Depression

NCT01537068
View directory record Official record
Conditions
Dysthymic Disorder, Dysthymia, Chronic Depressive Disorder
Interventions
Desvenlafaxine, Placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
20 Years to 65 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Oct 29, 2026, 7:15 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

A Study to Learn How the Body Processes the Study Medicine PF-07328948 in People With Reduced Kidney Function

NCT07315360
View directory record Official record
Conditions
Renal Impairment, Healthy
Interventions
PF-07328948
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 80 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
4
States / cities
Lake Forest, California • Orlando, Florida • Tampa, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 29, 2026, 7:15 PM EDT
Active, not recruiting Phase 2 Interventional

A Study to Learn About the Study Medicine (Called PF-07868489) in People With Pulmonary Arterial Hypertension Who Have Previously Participated in a Clinical Study With PF-07868489

NCT07073820
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
PF-07868489
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
4
States / cities
San Francisco, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 2 Interventional Results available

A Positron Emission Tomography/Computed Tomography (PET/CT) Bone Imaging Study in Patients Receiving Enzalutamide for Castration-Resistant Prostate Cancer (CRPC)

NCT02384382
View directory record Official record
Conditions
Prostate Carcinoma Metastatic to the Bone, Castration Resistant Prostate Cancer
Interventions
Enzalutamide
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Male only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
5
States / cities
Detroit, Michigan • Farmington Hills, Michigan • New Brunswick, New Jersey + 1 more
Source: ClinicalTrials.gov public record
Updated May 5, 2020 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 3 Interventional Results available

A Safety, Efficacy, and Tolerability Trial of Pregabalin as Add-On Treatment in Pediatric Subjects <4 Years of Age With Partial Onset Seizures.

NCT02072824
View directory record Official record
Conditions
Partial Onset Seizures
Interventions
Pregabalin Dose Level 1, Pregabalin Dose Level 2, Placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
1 Month to 3 Years
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
5
States / cities
Orlando, Florida • Tampa, Florida • Houston, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 20, 2021 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 3 Interventional

To Evaluate the Long-Term Safety and Efficacy of Pregabalin in Patients With Partial Seizures

NCT00141388
View directory record Official record
Conditions
Seizure Disorder, Partial
Interventions
Pregabalin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
455 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2005
U.S. locations
48
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 33 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2009 · Synced Oct 29, 2026, 7:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Investigate the Effect of PH-797804 on QTc Interval

NCT01862887
View directory record Official record
Conditions
Healthy
Interventions
PH-797804, Moxifloxacin, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 15, 2013 · Synced Oct 29, 2026, 7:15 PM EDT