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Clinical Trials/NCT03933319
NCT03933319UnknownPhase 2

Phase Ⅱ Study of Pegylated Liposomal Doxorubicin(PLD)Plus Trastuzumab in HER-2 Positive Metastatic Breast Cancer

Chinese Academy of Medical Sciences1 site in 1 country30 target enrollmentStarted: March 11, 2019Last updated:
Conditions
Interventions
Drugs

Trial Snapshot

Phase
Phase 2
Enrollment
30
Locations
1
Primary Endpoint
Objective response rate (ORR)

Study Overview

Brief Summary

This is a single-center phase Ⅱ study designed to evaluated the efficacy and safety of pegylated liposomal doxorubicin(PLD)in combination with trastuzumab in HER-2 positive metastatic breast cancer .

Study Design

Study Type
Interventional
Allocation
Na
Intervention Model
Single Group
Primary Purpose
Treatment
Masking
None

Eligibility Criteria

Ages
18 Years to 70 Years (Adult, Older Adult)
Sex
Female
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Ability to understand and voluntarily receive the research procedures according to protocol,willingness to sign the written informed consent document;
  • Female patients aged from 18 to 70 years old;
  • Histologically confirmed as invasive breast cancer;
  • HER-2 Positive(defined by: IHC 3+ or ISH positive), regardless of HR status;
  • Recurrence after adjuvant therapy or metastatic breast cancer,and chemotherapy naïve in the metastatic setting or had one prior regimen for metastatic breast cancer;
  • Patients must have measurable disease according to RECIST criteria Version 1.1(Brain metastases lesions and bone metastases lesions were excluded);
  • The adverse event caused by prior therapy has recovered, or stabilized, or does not affect the study administration according to the investigator's judgment;
  • Performance status 0-1;
  • Life expectancy of at least 3 months;
  • Left ventricular ejection fraction (LVEF)≥55%;
  • Brain natriuretic peptide (BNP) and cardiac troponin T (cTnT) were in the normal range;
  • Patients must have normal ECG;
  • Bone marrow function: absolute neutrophil count (ANC)≥1.5×109/L,platelets≥100×109/L,hemoglobin ≥90g/L;
  • Hepatic function:alanine aminotransferase(ALT) and aspartate aminotransferase(AST) ≤2.5×ULN,serum total bilirubin≤ 1.5×ULN,or ≤2.5×ULN who has Gilbert's syndrome;
  • Renal function:serum creatinine≤1.5×ULN;
  • Coagulation function:the international standardized ratio (INR) ≤1.5×ULN, prothrombin time (PT) or the activated partial thrombin time (APTT) ≤1.5×ULN.

Exclusion Criteria

  • Patients with symptomatic brain metastases.
  • Patients who are known or suspected to be allergic to the active ingredient or excipients of the investigational drug.
  • Prior cumulative dose of 240 mg/m2 for doxorubicin and 400 mg/m2 for epirubicin.
  • Prior treatment with anthracyclines has caused cardiotoxicity, or failed (disease progression during therapy or recurrence and metastasis within 12 months after adjuvant therapy).
  • Prior mediastinal radiotherapy.
  • Participation in other clinical trials within 4 weeks before enrollment.
  • Severe cardiovascular disease, including history of congestive heart failure, acute myocardial infarction within 6 months before enrollment, transmural myocardial infarction measured by ECG, uncontrolled arrhythmia, angina requiring therapy, clinically significant valvular heart disease, uncontrolled hypertension.
  • Severe or uncontrolled infection.
  • Positivity for HIV, Hepatitis B or C.
  • Active malignancy in the past 5 years (other than carcinoma in situ of the cervix or basal cell carcinoma of the skin).
  • Patients who are pregnant , breastfeeding ,or refuse to use adequate contraception during the course of participation.
  • Need to concurrent other cancer therapy(other than palliative care for non-target lesions).
  • Other ineligible conditions according to the researcher's judgment.

Arms & Interventions

PLD in combination with trastuzumab

Experimental

Trastuzumab: administered at a loading dose of 8 mg/kg IV followed by 6 mg/kg once every 21 days.

pegylated liposomal doxorubicin(PLD):administered at dose of 35mg/m2 IV once every 21 days.

Intervention: pegylated liposomal doxorubicin (Drug)

Outcomes

Primary Outcomes

Objective response rate (ORR)

Time Frame: approximately 6 months

The ORR will be calculated as the proportion of patients in the Efficacy Evaluable Patient Set who achieve complete response (CR) and partial response (PR)

Secondary Outcomes

  • Progression-free survival (PFS)(approximately 1.5 years)
  • Incidence and Severity of adverse events(approximately 1.5 years)

Investigators

Sponsor Class
Other
Responsible Party
Principal Investigator
Principal Investigator

Peng Yuan

Principal Investigator

Chinese Academy of Medical Sciences

Study Sites (1)

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