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Efficacy and mechanism of pyrrolitinib combined with capecitabine with/without trastuzumab for metastatic breast cancer failed with anti-HER2 therapy

A prospective, open label, randomized controlled, multicenter clinical trial of pyrroltinib combined with capecitabine plus trastuzumab for HER2-positive metastatic breast cancer patients who failed in anti-HER2 therapy

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2000041223
Enrollment
Unknown
Registered
2020-12-22
Start date
2021-01-01
Completion date
Unknown
Last updated
2021-03-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Breast Cancer

Interventions

Experimental group:Capecitabine plus pyrrolotinib plus trastuzumab
control group:Capecitabine plus pyrrolotinib

Sponsors

Jiangxi Cancer Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Female patients with metastatic or newly treated stage 4 breast cancer aged >= 18 years and <= 75 years; 2. Patients with ECoG grade 0-1; 3. Patients with breast cancer meeting the following criteria: invasive breast cancer confirmed by histology, her-23 + detected by immunohistochemistry or HER2 positive detected by fish; 4. Patients who had been treated with paclitaxel combined with trastuzumab or paclitazumab (adjuvant, neoadjuvant or advanced first-line) failed; 5. Patients with evaluable lesions; 6. Patients with good functional level of main organs (routine blood test, biochemical test, heart, liver, lung and kidney function); 7. Women of childbearing age were negative in pregnancy test and were willing to use appropriate contraceptive methods during the test and within 8 weeks after the last administration of the test drug; 8. The subjects who volunteered to join the study signed the informed consent with good compliance and cooperated with the follow-up.

Exclusion criteria

Exclusion criteria: 1. Patients with hypertension who can not be reduced to normal range after antihypertensive drug treatment (systolic blood pressure > 140 mmHg, diastolic blood pressure > 90 mmHg); 2. Patients with severe cardiovascular diseases in the past: myocardial ischemia or myocardial infarction above grade II, poorly controlled arrhythmia (including QTc interval >= 450 ms for male and >= 470 MS for female); cardiac insufficiency of grade III-IV according to NYHA standard, or left ventricular ejection fraction (LVEF) 1.0g) should be carefully enrolled; 4. Patients with abnormal coagulation function (INR > 1.5, APTT > 1.5 ULN) and bleeding tendency; 5. Those who have a history of psychotropic drug abuse and can not give up or have mental disorders; 6. Patients with known allergic history to the drug components of the protocol, history of immunodeficiency, including HIV positive, or other acquired or congenital immunodeficiency diseases, or history of organ transplantation; 7. Patients with severe concomitant diseases or other comorbid diseases that may interfere with the planned treatment, or any other situation that the researcher considers that the patient is not suitable to participate in this study.

Design outcomes

Primary

MeasureTime frame
Disease free survival;

Secondary

MeasureTime frame
Overall survival;Objective remission rate (ORR);Disease control rate (DCR);

Countries

China

Contacts

Public ContactZhengkui Sun

Jiangxi Cancer Hospital

403810956@qq.com+86 13907000210

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026