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Real-world study of pyrotinib maleate tablets for first-time recurrence or newly diagnosed stage IV HER2 positive advanced breast cancer

Real-world study of pyrotinib maleate tablets for first-time recurrence or newly diagnosed stage IV HER2 positive advanced breast cancer

Status
Recruiting
Phases
Phase 4
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2000038072
Enrollment
Unknown
Registered
2020-09-09
Start date
2020-10-12
Completion date
Unknown
Last updated
2021-07-05

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

Conditions

Her2 positive breast cancer

Interventions

Case series:Pyrotinib combined therapy

Sponsors

Changhai Hospital, Navy Medical School
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Aged over 18 years; 2. Histologically confirmed HER2-positive local relapsed or metastatic breast cancer; 3. Recurrence/metastasisd after adjuvant anti-HER2 therapy or did not receive any systematic anti-tumor treatment (except first-line endocrine therapy or chemotherapy) for relapsed or metastatic disease; 4. Newly diagnosed stage IV HER2 positive advanced breast cancer; 5. ECOG performance status of 0-1; 6. Had measurable lesions; 7. The function of main organs must meet the following requirements (1) WBC >= 4.0 x 10^9/L; Absolute neutrophil count (ANC) >= 1.5 x 10^9/L; Platelet count (PLT) >= 100 x 10^9/L; Haemoglobin (Hb) >= 90 g/L. (2) Chemistry: Total bilirubin (TBIL) = 50%. (4) 12-lead ECG:Fridericia-corrected QT interval (QTcF) <= 480 ms. (5) Being voluntary to participate in the study, sign the informed consent form, with good compliance and willingness to cooperate with follow-up.

Exclusion criteria

Exclusion criteria: 1. With a history of abuse of psychotropic drugs and can not quit or have mental disorders; 2. Other malignant tumors in the past 5 years, exception of cured carcinoma cervix in situ, basal cell or squamous cell carcinoma of skin; 3. Severe heart disease or discomfort; 4. Treatment in another clinical trial within the past 4 weeks before start of therapy; 5. Inability to swallow, bowel obstruction, or presence of other factors affecting drug intake and absorption; 6. Known history of allergy to the drug components in this protocol; 7. History of immunodeficiency disease, or history of organ transplantation; 8. Pregnant or lactating female patient, female patient with childbearing potential and positive pregnancy test at baseline, or the females of childbearing potential who are not willing to use effective contraceptive measures throughout the trial; 9. Did not recover to grade 0-1 from the toxicity of previous treatment (except hair loss); 10. Severe concurrent disease, or any other condition that is considered by investigators as unsuitable to participate in this study; 11. Any of the other conditions of which researchers believe that the patient is not fit to take part in the study.

Design outcomes

Primary

MeasureTime frame
PFS;

Secondary

MeasureTime frame
ORR;DoR;CBR;DCR;OS;

Countries

China

Contacts

Public ContactYuan Sheng

Changhai Hospital, Navy Medical School

changhaiec@126.com+86 15295513091

Outcome results

None listed

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