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NCT07227298RecruitingPhase 1/2

Symbiotic-Lung-20: A Study to Learn About the Study Medicine Called PF-08634404 in Combination With Different Anticancer Agents in Advanced Cancers

AN INTERVENTIONAL OPEN-LABEL PHASE 1B/2 STUDY TO EVALUATE THE SAFETY, PHARMACOKINETICS, AND PRELIMINARY EFFICACY OF PF-08634404 IN COMBINATION WITH DIFFERENT ANTICANCER AGENTS IN PARTICIPANTS WITH ADVANCED SOLID TUMORS

Source: ClinicalTrials.gov · Last updated 8 Oct 2026

Brief summary (registry, in English)

This study is being done to learn more about a new medicine called PF-08634404 and how it works when used with other cancer medicines in people who have advanced solid tumors. An advanced solid tumor is a type of cancer that has spread beyond its original location and cannot be removed by surgery or cured with standard treatments. To join in the study, participants must: * Be 18 years or older * Participants with advanced non-small cell lung cancer (NSCLC), a type of lung cancer that has spread to other parts of the body The study will look at: * Whether PF-08634404 is safe to use with other cancer medicines. * What side effects may happen. A side effect is anything the medicine does to your body that is not part of treating your disease. * Whether the combination of PF-08634404 and other cancer medicines can help treat solid tumors. The study has different parts, each testing PF-08634404 with a different cancer medicine: * Part A will test PF-08634404 with a medicine called sigvotatug vedotin. * Part B will test PF-08634404 with a medicine called PF-08046054/SGN-PDL1V Participants will receive the study medicines through an intravenous (IV) infusion (injected into the vein) at the study clinic. All treatments will take place at clinical trial sites, where trained medical staff will monitor participants during and after each visit.

Status (registry)
Recruiting
Phase (registry)
Phase 1/2
Study type
Interventional
Enrollment
162 (estimated)
First submitted
7 Nov 2025
Start date
Jan 2026
Primary completion date
Mar 2029
Lead sponsor
Pfizer
Diseases
Lung cancer
NCT number
NCT07227298
EU CT number
2025-523526-40-00

What you commit to

  • Study type: Interventional · Phase 1/2
  • Planned participants: 162
  • From Jan 2026 to the primary completion date, Mar 2029
  • 103 sites in 9 countries
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Previous systemic anti-tumor therapy for locally advanced or metastatic NSCLC
  • Previous treatment with immunotherapy (exception is (neo)adjuvant or consolidation anti-PD-(L)1), ADCs containing MMAE payload, systemic anti-angiogenic therapy, or prior radiotherapy \>30 Gy to the lung within 6 months of first dose of study intervention

Other illness

  • History of another malignancy within 2 years before the first dose of study intervention, or any evidence of residual disease from a previously diagnosed malignancy
  • Leptomeningeal disease
  • Active autoimmune diseases requiring systemic treatment within the past 2 years

Lab values

  • Participants with known AGAs including EGFR, ALK and ROS1, NTRK, BRAF, and MET for which there are available first-line therapies per local standard-of-care (SOC)

Other

  • Known active CNS lesions, including brainstem, meningeal, or spinal cord metastases or compression

Who the study is looking for

  • Pathologically confirmed locally advanced (Stage IIIB/IIIC) or metastatic (Stage IV) squamous or non-squamous NSCLC and are not a candidate for complete surgical resection and curative concurrent/sequential chemoradiotherapy
  • PD-L1 status available
  • Part B only: PD-L1 ≥ TPS 1%
  • Measurable disease based on RECIST v1.1 per investigator.
  • Eastern Cooperative Oncology Group performance status of 0 or 1.
  • Adequate organ function

Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (103)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Peking Union Medical College Hospital
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BeijingChinaRecruiting
Beijing Cancer Hospital
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BeijingChinaRecruiting
Fujian Cancer Hospital
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FuzhouChinaRecruiting
Jiangsu Province Hospital
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NanjingChinaNot yet recruiting
Shanghai Chest Hospital
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ShanghaiChinaRecruiting
Fudan University Shanghai Cancer Center
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ShanghaiChinaNot yet recruiting
Taizhou Hospital of Zhejiang Province
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TaizhouChinaRecruiting
Tongji Hospital, Tongji Medical College of Huazhong University of Science and Technology
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WuhanChinaRecruiting
Marien Hospital Düsseldorf
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DüsseldorfGermanyRecruiting
Krankenhaus Nordwest GmbH
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Frankfurt am MainGermanyRecruiting
Universitaetsklinikum Freiburg
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Freiburg im BreisgauGermanyRecruiting
Hospital Universitari Vall d'Hebron
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BarcelonaSpainRecruiting
Hospital de la Santa Creu i Sant Pau
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BarcelonaSpainRecruiting
Hospital Universitario Puerta del Mar
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CadizSpainRecruiting
Hospital Universitario San Cecilio
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GranadaSpainRecruiting
Hospital Universitario de Jaén
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JaénSpainRecruiting
HT Médica Jaen LAs Nieves
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JaénSpainRecruiting
Hospital Jerez de la Frontera
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Jerez de la FronteraSpainRecruiting
Hospital Clínico San Carlos
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MadridSpainRecruiting
Hospital Universitario 12 de Octubre
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MadridSpainRecruiting
Hospital Nuestra Señora del Rosario
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MadridSpainRecruiting
Clínica Radiólogica Mario Gallegos
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MálagaSpainRecruiting
Cadpet Malaga
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MálagaSpainRecruiting
Hospital Universitario Virgen de la Victoria
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MálagaSpainRecruiting
Hospital Universitario Virgen Macarena
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SevilleSpainRecruiting
VIVO Capuchinos
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SevilleSpainRecruiting
Fundación Instituto Valenciano de Oncología
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ValenciaSpainNot yet recruiting
Institut Bergonié - Centre Régional de Lutte Contre Le Cancer de Bordeaux et Sud Ouest
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BordeauxFranceRecruiting
Centre Georges François Leclerc
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DijonFranceRecruiting
Institut Paoli-Calmettes
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MarseilleFranceRecruiting
Groupe hospitalier Paris saint Joseph
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ParisFranceRecruiting
Azienda Sanitaria Territoriale Pesaro Urbino (AST PU)
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FanoItalyNot yet recruiting
IRCCS Istituto Nazionale dei Tumori Regina Elena
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RomaItalyNot yet recruiting
Ospedale Isola Tiberina - Gemelli Isola
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RomaItalyNot yet recruiting
Nippon Medical School Hospital
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Bunkyo-kuJapanNot yet recruiting
Tokyo Metropolitan Komagome Hospital
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Bunkyo KuJapanRecruiting
Kansai Medical University Hospital
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HirakataJapanRecruiting
National Cancer Center Hospital East
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KashiwaJapanRecruiting
Shizuoka Cancer Center
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Nagaizumi-chōJapanRecruiting
Sendai Kousei Hospital
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SendaiJapanNot yet recruiting
Pan American Center for Oncology Trials, LLC - Mayaguez
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MayagüezPuerto RicoRecruiting
Pan American Center for Oncology Trials LLC
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Rio PiedrasPuerto RicoRecruiting
BRCR Global Puerto Rico - Hato Rey
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San JuanPuerto RicoRecruiting
Chang Gung Memorial Hospital at Kaohsiung
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Kaohsiung CityTaiwanRecruiting
Kaohsiung Medical University Chung-Ho Memorial Hospital
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Kaohsiung CityTaiwanRecruiting
National Cheng Kung University Hospital
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TainanTaiwanRecruiting
National Taiwan University Hospital
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TaipeiTaiwanRecruiting
Taipei Veterans General Hospital
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TaipeiTaiwanRecruiting
MacKay Memorial Hospital
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TaipeiTaiwanRecruiting
Rocky Mountain Cancer Centers,LLP
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AuroraUnited StatesRecruiting
BRCR Medical Center Inc.
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Coral SpringsUnited StatesRecruiting
Rocky Mountain Cancer Centers, LLP
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DenverUnited StatesRecruiting
Oncology Associates of Oregon, P.C.
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EugeneUnited StatesRecruiting
Highlands Oncology Group, PA
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FayettevilleUnited StatesRecruiting
Providence Medical Foundation
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FullertonUnited StatesRecruiting
Providence St. Jude Medical Center
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FullertonUnited StatesRecruiting
Providence St. Jude Medical Center - Virginia K. Crosson Cancer Center and Infusion Center
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FullertonUnited StatesRecruiting
Dallas Cancer Specialists
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GarlandUnited StatesRecruiting
John Theurer Cancer Center at Hackensack University Medical Center
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HackensackUnited StatesRecruiting
Newman Street Imaging
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HackensackUnited StatesRecruiting
Hackensack University Medical Center
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HackensackUnited StatesRecruiting
Southwest Oncology Associates
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HoustonUnited StatesRecruiting
Lumi Research
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HoustonUnited StatesRecruiting
US Oncology Investigational Products Center (IPC)
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IrvingUnited StatesRecruiting
Scripps Shiley Pavilion
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La JollaUnited StatesRecruiting
Scripps Clinic Torrey Pines (Scripps Cancer Center)
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La JollaUnited StatesRecruiting
Scripps Green Hospital
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La JollaUnited StatesRecruiting
Moffitt Cancer Center- Speros
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Land O' LakesUnited StatesNot yet recruiting
Rocky Mountain Cancer Centers,LLP
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Lone TreeUnited StatesRecruiting
LACN Century City
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Los AngelesUnited StatesRecruiting
Valkyrie Clinical Trials (Additional Site Suite)
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Los AngelesUnited StatesRecruiting
Valkyrie Clinical Trials
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Los AngelesUnited StatesRecruiting
Valkyrie Clinical Trials (Additional Site Pharmacy Storage Suite)
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Los AngelesUnited StatesRecruiting
START Los Angeles, LLC
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Los AngelesUnited StatesRecruiting
John Theurer Cancer Center at JSUMC
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Neptune CityUnited StatesRecruiting
Jack & Sheryl Morris Cancer Center
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New BrunswickUnited StatesNot yet recruiting
Robert Wood Johnson University Hospital (RWJBH)
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New BrunswickUnited StatesNot yet recruiting
Rutgers Cancer Institute
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New BrunswickUnited StatesNot yet recruiting
Robert Wood Johnson University Hospital
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New BrunswickUnited StatesNot yet recruiting
Mid Florida Hematology and oncology Center
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Orange CityUnited StatesRecruiting
Orlando Health Ambulatory Care Center
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OrlandoUnited StatesRecruiting
Orlando Health Orlando Regional Medical Center
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OrlandoUnited StatesRecruiting
Orlando Health Cancer Institute
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OrlandoUnited StatesRecruiting
Mission Community Hospital (Satellite Site)
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Panorama CityUnited StatesRecruiting
John Theurer Cancer Center at From Road
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ParamusUnited StatesRecruiting
Virginia Commonwealth University
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RichmondUnited StatesRecruiting
Massey Cancer Center Clinical & Translational Research Lab
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RichmondUnited StatesRecruiting
VCU Medical Center Gateway Building
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RichmondUnited StatesRecruiting
VCU Health Stony Point
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RichmondUnited StatesRecruiting
Highlands Oncology Group, PA
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RogersUnited StatesRecruiting
Moffitt Cancer Center - SouthShore
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RuskinUnited StatesNot yet recruiting
VCU Health Community Memorial Hospital
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South HillUnited StatesRecruiting
Highlands Oncology Group, PA
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SpringdaleUnited StatesRecruiting
Voyage Clinical
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Sugar LandUnited StatesRecruiting
BRCR Global- Tamarac
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TamaracUnited StatesRecruiting
Moffitt Cancer Center
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TampaUnited StatesNot yet recruiting
Moffitt McKinley Hospital
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TampaUnited StatesNot yet recruiting
Moffitt Cancer Center-International Plaza
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TampaUnited StatesNot yet recruiting
Moffitt Cancer Center - McKinley Campus
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TampaUnited StatesNot yet recruiting
VCU Health Tappahannock Hospital
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TappahannockUnited StatesRecruiting
Heart Center Glenpointe
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TeaneckUnited StatesRecruiting
Montefiore Medical Center- Montefiore Medical Park
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The BronxUnited StatesRecruiting
Moffitt Cancer Center - Wesley Chapel
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Wesley ChapelUnited StatesNot yet recruiting

This page is information, not medical advice. Discuss any trial with your doctor.