Study Comparing Paclitaxel Plus Carboplatin Versus Anthracyclines Followed by Docetaxel as Adjuvant Chemotherapy for Triple Negative Breast Cancer (PATTERN)

Fudan University

Status and phase: Completed; Phase 3

Conditions: Breast Cancer

Treatments: Drug: 5-fluorouracil; Drug: Carboplatin; Drug: Cyclophosphamide; Drug: Epirubicin; Drug: Docetaxel; Drug: Paclitaxel

Study type: Interventional

Funder types: Other

Identifiers

NCT04031703

PATTERN

Details and patient eligibility

About

This is a prospective, multisite, randomized, open-lable Phase III clinical trial (PATTERN study) comparing Paclitaxel Plus Carboplatin versus Anthracyclines followed by docetaxel as adjuvant chemotherapy for triple negative breast cancer

Enrollment: 647 patients

Sex: Female

Ages: 18 to 65 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

1. women aged 18-65 years old;
2. Patient has localized invasive breast carcinoma, and is ER-/PR-/HER2- confirmed by histopathology after early breast cancer surgery（HER2-negative breast cancer (based on most recently analyzed biopsy) defined as a negative in situ hybridization test or an Immunohistochemistry (IHC) status of 0, 1+ or 2+. If IHC is 2+, a negative in situ hybridization (Fluorescence in situ hybridization (FISH), Chromogenic in situ hybridization (CISH), or Silver in situ hybridization (SISH)) test is required by local laboratory testing.), positive lymph node or negative lymph node with at least one of the following conditions: (1) histological grade II or III; (2) tumor size > 0.5
3. Has an Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1;
4. Has adequate organ function meeting the following criteria: (1) adequate bone marrow function: hemoglobin ≥ 90 g/L (no blood transfusion within 14 days); absolute neutrophil count ≥ 1.5 x 109 /L; platelet count ≥ 100 * 109 /L; (2)adequate liver and kidney function: Alanine Aminotransferase (ALT) ≤ 3×upper limit of normal (ULN), Aspartate Aminotransferase (AST) ≤ 3×ULN, Total Bilirubin (TBIL)≤ 1.5×ULN, serum creatinine ≤ 1×ULN，and with endogenous creatinine clearance rate of >50 ml/min (Cockcroft-Gault formula).
5. Participants voluntarily joined the study, has signed informed consent before any trial related activities are conducted, has good compliance and has agreed to follow-up.

Exclusion criteria

1. Has received neoadjuvant therapy (include chemotherapy, targeted therapy, radiotherapy or endocrine therapy）;
2. Has bilateral breast cancer;
3. Has previous history of additional malignancy, with the exception of adequately treated basal cell carcinoma and cervical carcinoma in situ.
4. Has metastic (Stage 4) breast cancer;
5. Has any >T4 lesion (UICC1987) (with skin involvement, mass adhesion and fixation, and inflammatory breast cancer);
6. Is pregnant, is breast feeding women, or women of childbearing age who cannot practice effective contraceptives;
7. Patients participating in other clinical trials at the same time;
8. Has severe organ dysfunction (cardiopulmonary liver and kidney) insufficiency, left ventricular ejection fraction (LVEF) < 50% (cardiac ultrasound); severe cardio cerebral vascular disease within the 6 months previous of randomization (such as unstable angina, chronic heart failure, uncontrolled hypertension with blood pressure>150/90mmgh, myocardial infarction, or cerebral blood vessel); diabetic patients with poor blood glucose control; patients with severe hypertension;
9. Has known allergy to taxane and excipients.
10. Has severe or uncontrolled infection;

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: None (Open label)

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647 participants in 2 patient groups

6 cycles of PC adjuvant chemotherapy

Experimental group

Description:

6 cycles of PC (Paclitaxel 80 mg/m2 ivgtt d1,8,15+ Carboplatin Auc = 2 ivgtt d1,8,15, 28 days per cycle).

Treatment:

Drug: Carboplatin

Drug: Paclitaxel

3 cycles of FEC followed by 3 cycles of Docetaxel

Active Comparator group

Description:

3 cycles of FEC (epirubicin100 mg/m2 ivgtt d1+Cyclophosphamide 500 mg/m2 iv d1+ 5-fluorouracil 500 mg/m2 iv d1, 21 days per cycle) followed by 3 cycles of Docetaxel (Docetaxel 100mg/m2, ivgtt d1, 21 days per cycle)

Treatment:

Drug: Docetaxel

Drug: Cyclophosphamide

Drug: Epirubicin

Drug: 5-fluorouracil