Status:

ACTIVE_NOT_RECRUITING

Study With Atezolizumab in Combination With Trastuzumab and Vinorelbine in HER2-positive Advanced/Metastatic Breast Cancer

Lead Sponsor:

SOLTI Breast Cancer Research Group

Collaborating Sponsors:

Roche Pharma AG

Conditions:

Breast Cancer

Eligibility:

All Genders

18+ years

Phase:

PHASE2

Brief Summary

Immune checkpoint inhibitors given in monotherapy in advanced breast cancer have shown modest benefit in first-line, but very limited efficacy in later lines. Thus, combination therapies are needed. ...

Eligibility Criteria

Inclusion

  • Male or female (Premenopausal or postmenopausal women)
  • ECOG 0 to 2
  • Histologically confirmed adenocarcinoma of the breast, metastatic or unresectable locally advanced.
  • All patients must have received at least trastuzumab and other anti-HER2 ADCs (including but not limited to T-DM1).
  • Measurable disease according to RECIST 1.1 criteria.
  • Adequate organ function
  • Baseline LVEF ≥50%
  • Participants with asymptomatic brain metastases are eligible.

Exclusion

  • Treatment with any investigational anticancer drug within 14 days of the start of study treatment.
  • Patient has received Vinorelbine or any other vinca alkaloids previously immediately prior to initiate study treatment.
  • History of other malignant tumors in the past 3 years
  • Known or suspected leptomeningeal disease (LMD)/ poorly controlled (\> 1/week) generalized or complex partial seizures, or manifest neurologic progression due to brain metastases.
  • Symptomatic hypercalcemia requiring treatment with bisphosphonates in the 14 days prior to inclusion
  • Cardiopulmonary dysfunction
  • Any other severe, uncontrolled
  • Major surgery in the 28 days prior to enrolment
  • Infection with HIV or active Hepatitis B and/or Hepatitis C.
  • History of trastuzumab intolerance, including grade 3-4 infusion reaction or hypersensitivity.
  • Known hypersensitivity or allergy to biopharmaceuticals produced in Chinese hamster ovary cells or any component of the atezolizumab formulation
  • History of autoimmune disease,
  • Prior allogeneic stem cell or solid organ transplantation
  • History of idiopathic pulmonary fibrosis, drug-induced pneumonitis, organizing pneumonia (i.e., bronchiolitis obliterans, cryptogenic organizing pneumonia), or evidence of active pneumonitis on screening chest CT scan. (Note: History of radiation pneumonitis in the radiation field \[fibrosis\] is permitted.)
  • Active tuberculosis
  • Receipt of a live, attenuated vaccine within 4 weeks prior to enrollment
  • Prior treatment with CD137 agonists, anti-PD-1, or anti-PD-L1 therapeutic antibody or immune checkpoint targeting agents
  • Treatment with systemic immunostimulatory agents (including but not limited to interferons or interleukin \[IL\]-2) within 4 weeks or five half-lives of the drug prior to enrolment
  • Treatment with systemic immunosuppressive medications within 2 weeks prior to enrolment, or anticipated requirement for systemic immunosuppressive medications during the trial.

Key Trial Info

Start Date :

March 15 2021

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

July 1 2027

Estimated Enrollment :

55 Patients enrolled

Trial Details

Trial ID

NCT04759248

Start Date

March 15 2021

End Date

July 1 2027

Last Update

September 9 2025

Active Locations (15)

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Page 1 of 4 (15 locations)

1

H. Clínico San Cecilio de Granada

Granada, Andalusia, Spain

2

Hospital del Mar

Barcelona, Barcelona, Spain, 08003

3

Institut Català d'Oncologia Hospitalet

L'Hospitalet de Llobregat, Barcelona, Spain

4

Hospital Universitario de Canarias

Santa Cruz de Tenerife, Canary Islands, Spain, 38320