SBRT and Atezolizumab in the Management of Recurrent, Persistent, or Metastatic Cervical Cancer

Phase II Study of Stereotactic Body Radiation Therapy and Atezolizumab in the Management of Recurrent, Persistent, or Metastatic Cervical Cancer

The purpose of this study is to see if treatment with atezolizumab and stereotactic body radiation therapy (SBRT) will improve the objective response rate (ORR) compared with atezolizumab alone in patients with recurrent, persistent, or metastatic cervical cancer.

Study Overview

Study Type

Interventional

Enrollment (Estimated)

26

Phase

  • Phase 2

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Florida
      • Tampa, Florida, United States, 33612
    • Ohio
      • Hilliard, Ohio, United States, 43026

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • At least 18 years of age
  • Eastern Cooperative Oncology Group (ECOG) ≤ 2 or Karnofsky Performance Status of ≥ 60
  • Participants must have recurrent, persistent, or metastatic cervical cancer, including squamous cell, adenocarcinoma, and adenosquamous histologies recurrent, persistent, or metastatic p16+ cell cancer of the vagina or vulva
  • Measurable disease per irRECIST

    • Previously irradiated lesions can be considered as measurable disease only if progressive disease has been unequivocally documented at that site since radiation
    • Measurable lesions are defined as those that can be accurately measured in at least one dimension (longest diameter to be recorded) as ≥10 mm (≥1 cm) with computed tomography (CT) scan, magnetic resonance imaging (MRI), or calipers by clinical exam.
  • Must have at least 2 distinct lesions as documented by imaging studies within 4 weeks prior to randomization
  • Consent to biopsy of metastatic site or consent to retrieval of archival tissue

Exclusion Criteria:

  • Patients with known brain metastasis
  • Active autoimmune disease or immune deficiency, including, but not limited to, myasthenia gravis, myositis, autoimmune hepatitis, systemic lupus erythematosus, rheumatoid arthritis, autoimmune thyroid disease, inflammatory bowel disease, antiphospholipid antibody syndrome, Wegener granulomatosis, Sjögren's syndrome, Guillain-Barré syndrome, or multiple sclerosis with the following exceptions:

    • Patients with a history of autoimmune-related hypothyroidism who are on thyroid-replacement hormone are eligible for the study
    • Patients with controlled type 1 diabetes mellitus who are on an insulin regimen are eligible for the study
  • History of prior malignancy within 2 years prior to screening, with the exception of those with a negligible risk of metastasis or death (e.g., 5-year OS of > 90%), such as but not limited to, non-melanoma skin carcinoma, ductal carcinoma in situ, or stage I endometrioid uterine cancer, and others at the discretion of the Principal Investigator (PI)
  • Treatment with systemic immunosuppressive medication (including, but not limited to, corticosteroids, cyclophosphamide, azathioprine, methotrexate, thalidomide, and anti-tumor necrosis factor (TNF)-α agents) within 2 weeks prior to initiation of study treatment, or anticipation of need for systemic immunosuppressive medication during the course of the study, with the following exceptions:

    • Patients who received acute, low-dose systemic immunosuppressant medication or a one-time pulse dose of systemic immunosuppressant medication (e.g., 48 hours of corticosteroids for a contrast allergy)
    • Patients who received mineralocorticoids (e.g., fludrocortisone), corticosteroids for chronic obstructive pulmonary disease or asthma, or low-dose corticosteroids for orthostatic hypotension or adrenal insufficiency

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Combination Therapy
Stereotactic body radiation therapy (SBRT) followed by atezolizumab, 1 week later.
SBRT with 24 Gy in 3 fractions to participants with ≥ 2 metastatic sites.
Other Names:
  • radiotherapy
Atezolizumab 1200 mg intravenously (IV) every 3 weeks.
Other Names:
  • Tecentriq®
  • immunotherapy

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Overall Response Rate (ORR)
Time Frame: Up to 24 months
ORR by Immune-Modified Response Evaluation Criteria in Solid Tumors (irRECIST) criteria of SBRT and atezolizumab in the management of recurrent/persistent/metastatic cervical cancer. Complete Response (CR): Disappearance of all lesions; Partial Response (PR): ≥30% decrease in tumor burden, a in the absence of CR; Progressive Disease (PD): ≥20% increase in tumor burden; Stable Disease (SD): Neither sufficient shrinkage to qualify for CR or PR nor sufficient increase to qualify for PD.
Up to 24 months

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Progression-free Survival (PFS)
Time Frame: Up to 24 months
PFS following combined modality management with SBRT and atezolizumab in the management of recurrent/persistent/metastatic cervical cancer. PFS: Time from the date of start of treatment to the investigator-determined date of progression (determined by irRECIST criteria) or death due to any cause, whichever occurs first. Progressive Disease (PD): ≥20% increase in tumor burden
Up to 24 months
Overall Survival (OS)
Time Frame: Up to 24 months
OS following combined modality management with SBRT and atezolizumab in the management of recurrent/persistent/metastatic cervical cancer. OS: Time from the date of start of treatment to death.
Up to 24 months

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Collaborators

Investigators

  • Principal Investigator: Kamran Ahmed, M.D., H. Lee Moffitt Cancer Center and Research Institute

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

January 29, 2019

Primary Completion (Estimated)

October 1, 2025

Study Completion (Estimated)

October 1, 2025

Study Registration Dates

First Submitted

July 30, 2018

First Submitted That Met QC Criteria

July 30, 2018

First Posted (Actual)

August 3, 2018

Study Record Updates

Last Update Posted (Actual)

March 21, 2024

Last Update Submitted That Met QC Criteria

March 20, 2024

Last Verified

March 1, 2024

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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