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A PHASE III STUDY OF IPATASERTIB IN COMBINATION WITH ATEZOLIZUMAB AND PACLITAXEL AS A TREATMENT FOR PATIENTS WITH TRIPLE-NEGATIVE BREAST CANCER

Phase 3
Completed
Conditions
breast cancer
Registration Number
JPRN-jRCT2080225093
Lead Sponsor
Chugai Pharmaceutical Co., Ltd.
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
completed
Sex
All
Target Recruitment
242
Inclusion Criteria

Willingness and ability to complete all study-related assessments, including PRO assessments, in the investigator's judgement.
- Adequate hematologic and organ function.
- Life expectancy of at least 6 months.
- Measurable disease according to RECIST v1.1.
- Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 or 1.
- For women of childbearing potential: agreement to remain abstinent (refrain from heterosexual intercourse) or use contraception, and agreement to refrain from donating eggs.
- For men: agreement to remain abstinent (refrain from heterosexual intercourse) or use contraceptive methods, and agreement to refrain from donating sperm.
- Appropriate candidate for paclitaxel monotherapy if tumor PD-L1 status is unknown or non-positive; appropriate candidate for paclitaxel and atezolizumab if tumor PD-L1 status is positive.
- Histologically documented triple-negative adenocarcinoma of the breast that is locally advanced or metastatic and is not amenable to resection with curative intent.

Exclusion Criteria

- Pregnancy or breastfeeding, or intention to become pregnant during the study or within 28 days after the final dose of ipatasertib/placebo, 5 months after the final dose of atezolizumab/placebo, and 6 months after the final dose of paclitaxel whichever occurs later.
- Known germline BRCA1/2 deleterious mutation, unless the participant is not an appropriate candidate for a PARP-inhibitor.
- Any previous systemic therapy for inoperable locally advanced or metastatic triple-negative adenocarcinoma of the breast.
- Malignancies other than breast cancer within 5 years prior to Day 1 of Cycle 1, except for appropriately treated carcinoma in situ of the cervix, non-melanoma skin carcinoma, or Stage I uterine cancer.
- Known hypersensitivity or contraindication to any component of the study treatments.
- History of Type I or Type II diabetes mellitus requiring insulin.
- History of or active inflammatory bowel disease (e.g., Crohn disease and ulcerative colitis) or active bowel inflammation (e.g., diverticulitis).
- Prior treatment with an Akt inhibitor.
- Active or history of autoimmune disease or immune deficiency.

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Secondary Outcome Measures
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