Pyrotinib in HER2-positive Early Breast Cancer

Официальное название

Prospective, Multi-cohort, Exploratory Clinical Study of Pyrrotinib Maleate in HER2-positive Early Breast Cancer

Обзор

This is a Multi-cohort, Phase II Clinical Study of Neoadjuvant - Adjuvant Pyrotinib in the Treatment of HER2-positive Early Breast Cancer, To evaluate the efficacy and safety of the pyrotinib-containing study regimen in patients with early HER2-positive early breast cancer with neoadjuvant and postoperative different Residual tumor burden (RCB) scores.

Подробное описание

This is a Multi-cohort, Phase II Clinical Study of Neoadjuvant - Adjuvant Pyrotinib in the Treatment of HER2-positive Early Breast Cancer, To evaluate the efficacy and safety of the pyrotinib-containing study regimen in patients with early HER2-positive early breast cancer with neoadjuvant and postoperative different Residual tumor burden scores.

Вмешательства

• Препарат Pyrotinib
  Patients who meet the screening criteria will receive pyrotinib (400mg, qd) + trastuzumab injection (first dose 8mg/kg, subsequent 6mg/kg, d1) + albumin purpurenin.In adjuvant therapy, pathological complete response patients receive pyrotinib time to one year, non-pathological complete response patients with RCB-1 receive Trastuzumab Emtansine time to one year，RCB≥2 were treated with Trastuzumab Emtansine combined with pertuzumab time to one year.

Первичные конечные точки

• Event Free Survival(EFS) [Срок оценки: 3 year]

Вторичные конечные точки (1)

• total pathological complete response(tpCR) [Срок оценки: 24 month]

Критерии участия

Критерии включения

• Women aged ≥18 years and ≤75 years with newly treated breast cancer;
• Pathological examination confirmed HER2 positive (immunohistochemistry staining +++ or immunohistochemistry staining ++ and Fluorescence in situ hybridization positive);
• Patients with invasive breast cancer diagnosed histologically plus imaging as early (T1c-3, N0-1, M0) or locally advanced (T2-3, N2, or N3, M0);
• Eastern Cooperative Oncology Group score 0\~1;
• Plan to undergo the final surgical removal of breast cancer, i.e. breast conserving surgery or total mastectomy, sentinel lymph node (SN) biopsy or axillary lymph node dissection (ALND);
• If the major organs function normally, the following criteria are met:

(1) The standard of blood routine examination should meet: absolute neutrophil count(ANC) ≥1.5×109/L; blood platelet (PLT) ≥90×109/L; Hb ≥90g/L; (2) Biochemical examination should meet the following criteria: total bilirubin(TBIL)≤ upper limit of normal value (ULN); alanine aminotransferase(ALT) and AST≤1.5 times the upper limit of normal (ULN); Alkaline phosphatase ≤2.5 times the upper limit of normal (ULN); blood urea nitrogen(BUN)and Cr≤1.5×ULN and creatinine clearance ≥50 mL/min (CockcroftGault formula); (3) Color Doppler ultrasonography and echocardiography: left ventricular ejection fraction (LVEF≥55%); (4) Fridericia calibrated QT interval (QTcF) for 18-lead ECG <470 ms; 7. For female patients who are not menopausal or have not been surgically sterilized: consent to abstinence or use of an effective contraceptive method during treatment and for at least 7 months after the last dose in the study treatment; 8. Volunteer to join the study and sign the informed consent.

Критерии исключения

• Known allergic history of the drug components of this protocol;
• Previously received antitumor therapy or radiation therapy for any malignant tumor (except for cured cervical carcinoma in situ and basal cell carcinoma);
• Has undergone major non-breast cancer related surgery within 4 weeks, or has not fully recovered from such surgery;
• Stage IV (metastatic) breast cancer patients;
• Inability to swallow, intestinal obstruction, or other factors affecting the administration and absorption of the drug;
• Serious heart disease or discomfort that cannot be treated;
• Suffering from mental illness or psychotropic substance abuse, unable to cooperate;
• Pregnant or lactating women;
• Patients with severe liver and kidney function diseases and blood system diseases;
• Those who were not considered suitable for inclusion by the researchers included: history of drug abuse, history of use of blood products, anticoagulant drugs and immunological drugs within the past year; Patients with poor compliance and refusal to cooperate with treatment; Patients with severe high blood pressure, diabetes and other doctors deemed unsuitable for joining the study.

Критерии приведены из реестра в оригинале (на английском). Окончательную оценку соответствия проводит исследовательский центр.

Здоровые добровольцы: Нет

Дизайн исследования

Распределение

Нерандомизированное

Модель

Параллельные группы

Маскирование

Открытое

Основная цель

Лечение

Центры проведения

Список центров уточняется — проверьте первичный протокол.

Идентификаторы

NCT: NCT06718335 · OBU-BC-YUNNAN-001

Первоисточники (государственные реестры)

• ClinicalTrials.gov (NIH, США)

Открыть это исследование на ClinicalTrials.gov ↗