Durvalumab, With Olaparib and Fulvestrant in Advanced ER+, HER2- Breast Cancer Patients.

Sponsor
UNICANCER
Study ID
NCT04053322
Phase
PHASE2
Status
Active Not Recruiting

Conditions

  • ER-positive and HER2-negative Metastatic or Locally Advanced Breast Cancer
  • a Germline or Somatic BRCA Mutation, or a Deleterious Alteration of Other Genes Involved in Homologous Recombination Repair (HRR) or in MSI Status

Eligibility Criteria

Sex
ALL
Age
18 Years - N/A
Healthy Volunteers
Not accepted

Interventions

  • Durvalumab — DRUG
    Durvalumab will start 4 weeks after the first dose of olaparib (Cycle 2, Day 1) at 1500 mg intravenous (IV) every 4 weeks.
  • Olaparib — DRUG
    2 x 150 mg tablets taken in the morning and in the evening orally (2 X 300 mg daily)
  • Fulvestrant — DRUG
    Two intramuscular injections of 250 mg each on Cycle 1 Days 1 and 15, and then Day 1 of each subsequent 28-day cycle.

Study Details

This study evaluates the efficacy of the combination of olaparib, durvalumab, and fulvestrant for the treatment of patients with ER-positive, HER2-negative, locally advanced or metastatic breast cancer with BRCA gene alterations or alterations of genes involved in homologous recombination repair (HRR) or microsatellite instability (MSI) status.

Key Dates

Start date
Aug 26, 2019
Status verified
Feb 2025
Primary completion
Nov 15, 2023
Completion
Aug 31, 2027

Study Design

Enrollment
172 participants (actual)
Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT

Arms

  • Experimental: Study Arm

Primary Outcome Measure

Progression-free survival rate (PFSR) [ Time Frame: 24 weeks ]