Sponsor Directory

Pfizer clinical trials

Sponsor pages show live ClinicalTrials.gov search results and objective aggregate stats only. They do not describe sponsor quality, reputation, or expected outcomes.

ClinicalTrials.gov public records Last synced Oct 27, 2026, 7:32 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

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Conditions: Advanced or Metastatic Breast Cancer
Interventions: Ibrance; Drug
Lead sponsor: Pfizer; Industry
Eligibility: 18 Years and older · Female only
Enrollment: 1 participant
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025
U.S. locations: 1
States / cities: New York, New York

Conditions: Respiratory Syncytial Virus (RSV)
Interventions: Not listed
Lead sponsor: Pfizer; Industry
Eligibility: 18 Years and older
Enrollment: 293,334 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026
U.S. locations: 1
States / cities: New York, New York

Conditions: Metastatic Renal Cell Carcinoma, Metastatic Renal Cancer, Renal Cell Carcinoma, Advanced Clear Cell Renal Cell Carcinoma, Kidney Cancer, Translocation Renal Cell Carcinoma
Interventions: Sasanlimab, Palbociclib, Axitinib; Drug
Lead sponsor: Stephanie Berg; Other
Eligibility: 18 Years and older
Enrollment: 25 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2028
U.S. locations: 2
States / cities: Boston, Massachusetts

Conditions: Advanced or Metastatic Breast Cancer
Interventions: PF-07220060 CDK4 inhibitor, Fulvestrant, Everolimus, Exemestane; Drug
Lead sponsor: Pfizer; Industry
Eligibility: 18 Years and older
Enrollment: 333 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2028
U.S. locations: 9
States / cities: Irvine, California • Los Angeles, California • Newport Beach, California + 3 more

Conditions: Tumor, Solid, Pancreatic Cancer, Melanoma
Interventions: Ulixertinib, Palbociclib; Drug
Lead sponsor: UNC Lineberger Comprehensive Cancer Center; Other
Eligibility: 18 Years to 99 Years
Enrollment: 45 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2028
U.S. locations: 1
States / cities: Chapel Hill, North Carolina

Conditions: Influenza,Human, COVID-19
Interventions: Investigational Influenza Vaccine, COVID-19 Vaccine, Investigational Influenza/COVID-19 Vaccine, Licensed Influenza Vaccine 1, Licensed Influenza Vaccine 2, Placebo; Biological · Combination Product · Other
Lead sponsor: BioNTech SE; Industry
Eligibility: 18 Years and older
Enrollment: 1,353 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2024 – 2025
U.S. locations: 22
States / cities: Lake Forest, California • San Diego, California • Walnut Creek, California + 17 more

Conditions: Hemophilia A
Interventions: PF-07055480 (giroctocogene fitelparovec): Recombinant AAV2/6 Human Factor VIII Gene Therapy; Biological
Lead sponsor: Pfizer; Industry
Eligibility: 18 Years to 64 Years · Male only
Enrollment: 77 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2026
U.S. locations: 19
States / cities: Mountain View, California • Oakland, California • Palo Alto, California + 5 more

Conditions: Sickle Cell Disease
Interventions: Osivelotor; Drug
Lead sponsor: Pfizer; Industry
Eligibility: 12 Years and older
Enrollment: 389 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2032
U.S. locations: 46
States / cities: Mobile, Alabama • Hartford, Connecticut • New Haven, Connecticut + 27 more

Conditions: COVID-19
Interventions: nirmatrelvir, ritonavir; Drug
Lead sponsor: Pfizer; Industry
Eligibility: 18 Years to 50 Years · Female only
Enrollment: 25 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2025
U.S. locations: 13
States / cities: Birmingham, Alabama • Cutler Bay, Florida • DeBary, Florida + 6 more

Conditions: Hematologic Disorder, Bleeding Disorder, Connective Tissue Disorder, Hemophilia, Thrombosis, Von Willebrand Diseases, Thrombophilia, Rare Bleeding Disorder, Platelet Disorder, Factor IX Deficiency, Factor VIII Deficiency, Thalassemia, Sickle Cell Disease
Interventions: Not listed
Lead sponsor: American Thrombosis and Hemostasis Network; Network
Eligibility: Not listed
Enrollment: 3,000 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2035
U.S. locations: 76
States / cities: Phoenix, Arizona • Little Rock, Arkansas • Los Angeles, California + 60 more

Conditions: Meningococcal Disease
Interventions: PENBRAYA; Biological
Lead sponsor: Pfizer; Industry
Eligibility: 10 Years to 25 Years · Female only
Enrollment: 50 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2024 – 2032
U.S. locations: 1
States / cities: New York, New York

Conditions: Atopic Dermatitis, Atopic Dermatitis, Unspecified, Dermatitis, Atopic
Interventions: Abrocitinib; Drug
Lead sponsor: Pfizer; Industry
Eligibility: 12 Years and older
Enrollment: 150 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2027
U.S. locations: 1
States / cities: San Diego, California

About this Pfizer sponsor directory page

What this page lists: U.S. ClinicalTrials.gov public records where Pfizer is the lead sponsor, including recruiting, not yet recruiting, and active not recruiting trials across phase 1, phase 2, and phase 3.
How to narrow results: Use the filters above to scope by condition, intervention, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, age, or NCT ID within Pfizer trials.
Where the data comes from: Records are sourced from the official ClinicalTrials.gov public API. Each result links back to the official study page, which is the source of truth for eligibility, enrollment, and contact information.
What this page does not do: No medical advice, eligibility judgments, sponsor quality scoring, ranking of trials, or AI-generated medical summaries.

Pfizer clinical trials

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A Study to Understand the Patients Confirmed to Have Advanced or Metastatic Breast Cancer and Receiving Palbociclib Treatment Using a Real-world Database

Real-World Effectiveness of RSV Vaccines Among Adults Using Target Trial Emulation in Epic Cosmos

A Study of Sasanlimab, Palbociclib and Axitinib in Metastatic Renal Cell Carcinoma

A Study to Learn About the Study Medicine Called PF-07220060 in Combination With Fulvestrant in People With HR-positive, HER2-negative Advanced or Metastatic Breast Cancer Who Progressed After a Prior Line of Treatment

Ulixertinib/Palbociclib in Patients With Advanced Pancreatic and Other Solid Tumors

A Study to Learn About Flu and COVID-19 Vaccine Responses in Healthy People

Study to Evaluate the Efficacy and Safety of PF-07055480 / Giroctocogene Fitelparvovec Gene Therapy in Moderately Severe to Severe Hemophilia A Adults

A Phase 2/3 Study of Osivelotor in Adult and Adolescent Participants With SCD

A Study to Learn About the Study Medicine (Nirmatrelvir Plus Ritonavir) in Pregnant Women With COVID-19

ATHN Transcends: A Natural History Study of Non-Neoplastic Hematologic Disorders

A Study to Learn About the Safety of PENBRAYA During Pregnancy

Real World Efficiency of Abrocitinib Treatment at Patients With Moderate to Severe Atopic Dermatitis Who Had Inadequate Response to Previous Biologic Therapies.

About this Pfizer sponsor directory page