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 26, 2026, 3:46 AM EDT

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

Official matching trials

3274

Shown on this page

Current sort

Live official records

Open in full search

Conditions: HER2 Positive Breast Cancer
Interventions: Tucatinib, Trastuzumab, Pertuzumab, Combination product: Trastuzumab + Pertuzumab, Placebo; Drug
Lead sponsor: Seagen, a wholly owned subsidiary of Pfizer; Industry
Eligibility: 18 Years and older
Enrollment: 654 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2027
U.S. locations: 76
States / cities: Phoenix, Arizona • Scottsdale, Arizona • Little Rock, Arkansas + 45 more

Conditions: Breast Cancer
Interventions: Vepdegestrant, Palbociclib; Drug
Lead sponsor: Arvinas Estrogen Receptor, Inc.; Industry
Eligibility: 18 Years and older
Enrollment: 219 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2026
U.S. locations: 16
States / cities: Palo Alto, California • San Francisco, California • Santa Monica, California + 12 more

Conditions: COVID-19 Vaccines
Interventions: BNT162b2; Biological
Lead sponsor: BioNTech SE; Industry
Eligibility: 5 Years and older
Enrollment: 700 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2026 – 2027
U.S. locations: 14
States / cities: Homestead, Florida • Miami Lakes, Florida • Atlanta, Georgia + 10 more

Conditions: Acute Treatment of Migraine
Interventions: Zavegepant; Drug
Lead sponsor: Pfizer; Industry
Eligibility: 6 Years to 11 Years
Enrollment: 16 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2027
U.S. locations: 14
States / cities: Washington D.C., District of Columbia • Hinesville, Georgia • Minneapolis, Minnesota + 9 more

Conditions: Vitiligo
Interventions: Ritlecitinib, Ritlecitinib 100 mg, Placebo; Drug
Lead sponsor: Pfizer; Industry
Eligibility: 12 Years and older
Enrollment: 394 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2027
U.S. locations: 22
States / cities: Encinitas, California • Huntington Beach, California • Los Angeles, California + 16 more

Conditions: Gastroesophageal Reflux
Interventions: pantoprazole sodium enteric-coated spheroid; Drug
Lead sponsor: Wyeth is now a wholly owned subsidiary of Pfizer; Industry
Eligibility: 1 Year to 5 Years
Enrollment: 60 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2006 – 2008
U.S. locations: 36
States / cities: Mobile, Alabama • Phoenix, Arizona • Oakland, California + 32 more

Conditions: Healthy
Interventions: Multivalent Group B streptococcus vaccine, Placebo, Infanrix hexa, Prevenar 20, Pediarix, Prevnar 20, Infanrix; Biological
Lead sponsor: Pfizer; Industry
Eligibility: 1 Day to 49 Years
Enrollment: 6,000 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2025 – 2029
U.S. locations: 120
States / cities: Birmingham, Alabama • Dothan, Alabama • Mobile, Alabama + 56 more

Conditions: Eczema
Interventions: Abrocitinib, Placebo; Drug · Other
Lead sponsor: Pfizer; Industry
Eligibility: 6 Years to 11 Years
Enrollment: 150 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2027
U.S. locations: 13
States / cities: Birmingham, Alabama • North Little Rock, Arkansas • San Diego, California + 7 more

Conditions: Breast Neoplasms
Interventions: PD0332991, Anastrozole, Goserelin, Surgery (standard of care), Tumor biopsy; Drug · Procedure
Lead sponsor: Washington University School of Medicine; Other
Eligibility: 18 Years and older · Female only
Enrollment: 84 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2027
U.S. locations: 4
States / cities: Birmingham, Alabama • Scottsdale, Arizona • Rochester, Minnesota + 1 more

Conditions: Multiple Myeloma
Interventions: Elranatamab, Daratumumab, Lenalidomide, Dexamethasone, Bortezomib; Drug
Lead sponsor: Pfizer; Industry
Eligibility: 18 Years and older
Enrollment: 1,060 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2033
U.S. locations: 17
States / cities: Jupiter, Florida • Lincoln, Nebraska • Reno, Nevada + 10 more

Conditions: Non-small Cell Lung Cancer (NSCLC), Cachexia
Interventions: ponsegromab, placebo; Drug
Lead sponsor: Pfizer; Industry
Eligibility: 18 Years and older
Enrollment: 80 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2029
U.S. locations: 6
States / cities: Decatur, Illinois • O'Fallon, Illinois • Garland, Texas + 1 more

Conditions: Non-Small Cell Lung Cancer, Carcinoma, Non-Small-Cell Lung, Carcinoma, Non-Small-Cell Lung (NSCLC)
Interventions: Sigvotatug Vedotin, Pembrolizumab; Drug
Lead sponsor: Pfizer; Industry
Eligibility: 18 Years and older
Enrollment: 714 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2029
U.S. locations: 84
States / cities: Fullerton, California • Golden, Colorado • Grand Junction, Colorado + 56 more

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

Filter and sort this sponsor

Live official records

A Study of Tucatinib or Placebo With Trastuzumab and Pertuzumab for Metastatic HER2+ Breast Cancer

A Phase 1/2 Trial of ARV-471 Alone and in Combination With Palbociclib (IBRANCE®) in Participants With ER+/HER2- Locally Advanced or Metastatic Breast Cancer

A Study of COVID-19 Vaccine(s) in Children and Adults

A Study to Learn About the Study Medicine Called Zavegepant (PF-07930207) in Children With a History of Migraine

A 52-Week Study to Learn About the Safety and Effects of Ritlecitinib in Participants With Nonsegmental Vitiligo

Study Evaluating Pantoprazole in Children With Gastroesophageal Reflux Disease (GERD)

BEATRIX: A Study to Learn About a Group B Streptococcus Vaccine in Healthy Pregnant Women and Their Babies

A Study of the Medicine Called Abrocitinib in Children 6 to Less Than 12 Years of Age With Moderate-to-Severe Eczema

PD 0332991 and Anastrozole for Stage 2 or 3 Estrogen Receptor Positive and HER2 Negative Breast Cancer

A Study to Learn About the Effects of the Combination of Elranatamab, Daratumumab and Lenalidomide Compared With Daratumumab, Bortezomib, Lenalidomide, and Dexamethasone in Patients With Newly Diagnosed Multiple Myeloma Who Are Not Candidates for Transplant

A Study to Learn About the Study Medicine Called Ponsegromab in Adults With Lung Cancer-Associated Significant Body Weight Loss

This is a Study to Learn About How the Combination of the Study Medicines Sigvotatug Vedotin Plus Pembrolizumab Works in People With Non-small Cell Lung Cancer With High Levels of PD-L1.

About this Pfizer sponsor directory page