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Observational study of Pertuzumab in combination with Trastuzumab and Docetaxel in patients with metastatic HER2-positive breast cancer that have the history of Trastuzumab treatment

Observational study of Pertuzumab in combination with Trastuzumab and Docetaxel in patients with metastatic HER2-positive breast cancer that have the history of Trastuzumab treatment - Observational study of Pertuzumab in patients with HER2-positive MBC with the history of Trastuzumab treatment

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000012444
Enrollment
20
Registered
2013-11-29
Start date
2013-09-12
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

metastatic breast cancer

Interventions

Administration of Pertuzumab and Trastuzumab with a starting dose of 840 mg and 8 mg/kg followed by 420 mg and 6 mg/kg as the second and subsequent doses and Docetaxel with a dose of 50-75 mg/m2 every

Sponsors

Osaka City University Graduate School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: 1. Patients recieving combination chemotherapy with Pertuzumab, Trastuzumab and Docetaxel. 2. Patients with breast cancer which is confirmed to be invasive breast cancer by histological examination. 3. Reccurent/inoperable HER2-positive breast cancer patients. 4. HER2(3+) by immunohistochemical or positive by fluorescence in situ hybridization methods. 5. Patients with the history of Trastuzumab treatment 6. Patients with a performance status (ECOG) of 0, 1, or 2. 7. Left ventricular ejection fraction (LVEF) is equal or greater than 50% measured by cardiac ultrasonography. 8. Patients with adequately maintained organ and bone marrow functions. 9. Patients who provided written informed consent by themselves in principle to participate in this trial.

Exclusion criteria

Exclusion criteria: 1. Male patients 2. Patients with allergy to the medicines in this protocol treatment. 3. Active infection or fever suspicious of infection. 4. Pregnant women, nursing mothers, women with possibility of pregnancy or women with no intention to contraception. 5. Other patients who were considered by the primary care physician to be inappropriate as subjects of this trial.

Design outcomes

Primary

MeasureTime frame
Time to strategy failure

Secondary

MeasureTime frame
Overall survival Disease free survival Response rate Safety

Countries

Japan

Contacts

Public ContactHidemi Kawajiri

Osaka City University Graduate School of Medicine Department of Surgical Oncology

hkawajiri75@yahoo.co.jp06-6645-3838

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026