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RecruitingLast updated: 10 July 2026

PADL1NK-005: Comparing the effectiveness of treatment with PF-08046054 versus docetaxel chemotherapy in people with non-small cell lung cancer that has progressed after prior treatmentA Randomized, Phase 3, Open-Label Study to Evaluate PF-08046054/SGN-PDL1V Versus Docetaxel in Adult Participants With Previously-Treated Programmed Cell Death Ligand 1 (PD-L1) Positive Non-Small-Cell Lung Cancer (NSCLC)

Trial purpose

Medical clipboardCancer treatment

Tumor type

Lung Cancers Lung cancer

Age

People18+

Trial acronym

PADL1NK-005

Clinical summary

Summary

This study is looking at a new treatment called PF-08046054 for people with non-small cell lung cancer (NSCLC). It aims to find out if this new treatment works as well as, or better than, the standard chemotherapy drug docetaxel.

Who can take part?
You may be able to join this study if:

  • you have NSCLC with a protein called PD-L1 (at least 1%)
  • your cancer has spread, or cannot be removed with surgery or treated with curative radiation
  • your cancer has gotten worse after previous treatments, including:
    • immunotherapy (PD-1 or PD-L1 inhibitors)
    • platinum-based chemotherapy
    • targeted therapy (if your cancer has certain gene changes)

What does taking part involve?
Participants will be randomly assigned (by chance) to one of two groups:

  • PF-08046054 group: treatment is given twice every 21 days via IV
  • Docetaxel group: treatment is given once every 21 days via IV

Participants will have regular clinic visits so the study team can monitor their health and how the treatment is working.

Participants may stay in the study for up to 5 years, as long as their cancer is responding to treatment and they are tolerating.

Conditions

This trial is treating people with previously-treated PD-L1 positive non-small cell lung cancer that is stage IIIB, IIIC or IV

Eligibility

Inclusion

  • Histologically or cytologically confirmed diagnosis of NSCLC with locally advanced, unresectable Stage IIIB or IIIC not eligible for definitive chemoradiotherapy or metastatic (Stage IV: M1a, M1b, or M1c) disease per the American Joint Committee on Cancer (AJCC) Staging Manual, Version 8.0, and the Union for International Cancer Control (UICC) Staging System. Note: Participants with a neuroendocrine component or histology are not eligible.
  • PD-L1 expression on ≥1% of tumor cells based on local immunohistochemistry (IHC) testing with an assay utilizing the anti-PD-L1 monoclonal antibody clones 22C3 or SP263.
  • Participants who have NSCLC with known AGAs are permitted.
  • Able to provide any of the following tumor tissues for biomarker analysis:

    • Archival specimen (preferably collected within 12 months after the last anticancer therapy) (see laboratory manual for details); or
    • De novo biopsy from a tumor lesion, if medically feasible.
  • Participants must have received the following therapies and progressed during or relapsed after receiving their most recent prior therapy, or have been intolerant to their most recent therapy:

Participants with no known AGAs must fulfill 1 of the following conditions:

  • Received a platinum-based combination therapy for the treatment of metastatic or recurrent disease, and unless contraindicated, a PD-(L)1 monoclonal antibody (concurrently or sequentially with platinum-based chemotherapy).
  • Experienced disease progression within 6 months of the last dose of platinum-based chemotherapy in the adjuvant, neoadjuvant, or chemoradiotherapy setting and received a PD-(L)1 monoclonal antibody at any time during the course of treatment.

Participants with known AGAs (eg, EGFR mutations, ALK translocations, or other relevant actionable mutations) must fulfill the following conditions:

  • Must have received at least 1 relevant AGA-targeted therapy if locally available and, in the opinion of the investigator, additional AGA-targeted therapy is not in the best interest of the participant
  • Received a platinum-based combination therapy for the treatment of metastatic or recurrent disease, or experienced disease progression within 6 months of the last dose of platinum-based chemotherapy in the adjuvant, neoadjuvant, or chemoradiotherapy setting.
  • May have received PD-(L)1 monoclonal antibody (concurrently or sequentially with platinum-based chemotherapy).

Exclusion

  • History of another malignancy within 3 years before the first dose of PF-08046054, or any evidence of residual disease from a previously diagnosed malignancy. Exceptions are malignancies with a negligible risk of metastasis or death (eg, 5-year overall survival [OS] ≥90%), such as adequately treated carcinoma in situ of the cervix, non-melanoma skin carcinoma, localized prostate cancer, ductal carcinoma in situ, or Stage I uterine cancer.
  • Any central nervous system (CNS) lesions, unless definitively treated with CNS-directed local therapy (surgery and/or radiotherapy). Participants with definitively treated brain metastases are eligible if they meet the following criteria:

    • The participant is on a stable dose of ≤10 mg/day of prednisone or equivalent for at least >14 days prior to randomization (if requiring steroid treatment).
    • No clinical or radiographic progression in the CNS following CNS-directed definitive radiotherapy and/or surgery.
    • Time since CNS-directed treatment is ≥28 days prior to randomization.
  • Participants with a history of leptomeningeal metastasis are excluded.
  • Prior treatment with an anti-PD-L1 agent (where indicated per protocol) within 5 half-lives.
  • Previous receipt of an MMAE-containing agent or prior docetaxel.

There are additional inclusion and exclusion criteria. The study center will determine if criteria for participations are met.

Inclusion

  • Your cancer has spread to other parts of the body (metastatic) or has grown into nearby parts of the body (locally advanced).
  • Your cancer has not spread to other parts of the body, but it is not possible to perform surgery to remove it (unresectable).
  • You have had treatment but your cancer has gotten worse or has not responded to the treatment you have been given.
  • You have had a certain type of treatment or surgical procedure.

Exclusion

  • You have been diagnosed with a prior or secondary type of cancer.
  • You have had certain treatments, surgical procedures or drugs.
Message

Clinical trials have complex eligibility criteria, and other criteria may apply for this trial. Ask your doctor about whether this trial could be right for you.

Participating hospitals

Recruiting hospitals

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More information

Trial Identifiers

Information on this page is partially produced from ClinicalTrials.gov, EU Clinical Trials Register *. View further details about this trial on the registry via the links below:

Trial sponsor

Pfizer

Scientific Title

A Randomized, Phase 3, Open-Label Study to Evaluate PF-08046054/SGN-PDL1V Versus Docetaxel in Adult Participants With Previously-Treated Programmed Cell Death Ligand 1 (PD-L1) Positive Non-Small-Cell Lung Cancer (NSCLC)

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