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Exploratory clinical study of Inetetamab + Pyrotinib + Capecitabine in the neoadjuvant treatment of HER2-positive breast cancer that is not sensitive to the initial treatment of trastuzumab

Exploratory clinical study of Inetetamab + Pyrotinib + Capecitabine in the neoadjuvant treatment of HER2-positive breast cancer that is not sensitive to the initial treatment of trastuzumab

Status
Recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100046944
Enrollment
Unknown
Registered
2021-05-31
Start date
2021-06-30
Completion date
Unknown
Last updated
2022-01-10

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

Conditions

Breast cancer

Interventions

Inetetamab + Pyrotinib + Capecitabine :Preoperative neoadjuvant treatment using initumumab + pyrrotinib + capecitabine regimen

Sponsors

Cangzhou Hospital of integrated Traditional Chinese and Western Medicine
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Aged 18-75 years; 2. Pathological examination confirmed that it is HER-2 positive invasive breast cancer; (HER2 positive is defined as immunohistochemistry (IHC) 3+ or IHC 2+ and further application of in situ hybridization (ISH) detection is HER2 gene amplification), regardless of Hormone receptor status (ER and PR); 3. Early or locally advanced breast cancer patients (stage II-III) (according to the eighth edition standard of AJCC staging manual for common tumors); 4. According to the guideline, the standard neoadjuvant treatment plan containing trastuzumab is evaluated as SD or PD after 2-4 cycles of treatment; 5. ECOG PS: 0-1 points; 6. The main organ function is normal, that is, it meets the following standards: (1) The standard of routine blood examination must be met (no blood transfusion and blood products within 14 days, no correction with G-CSF and other hematopoietic stimulating factors): Hb>=90g/L; ANC>=1.5x10^9/L; PLT>=90 x10^9/L; (2) The biochemical examination shall meet the following standards: TBIL=55%; 7. Female patients who have not undergone menopause or have not undergone surgical sterilization must undergo a pregnancy test (serum) within 7 days before enrollment, and the result is negative, and they are willing to adopt appropriate methods during the trial and within 8 weeks after the last trial drug administration contraception; 8. Subjects voluntarily joined the study, signed an informed consent form, had good compliance, and cooperated with follow-up.

Exclusion criteria

Exclusion criteria: 1. Those who are known to have a history of allergies to the drug components of this program; 2. Past application of other small molecule TKI drugs or ADC drugs (including: Nelatinib; Lapatinib; TDM1 and other drugs); 3. Inability to swallow, intestinal obstruction or other factors that affect the taking and absorption of the drug; 4. New York Heart Association (NYHA) scores to identify heart disease patients above grade II (including grade II); 5. Suffer from mental illness or psychotropic drug abuse and cannot cooperate; 6. Female patients during pregnancy or lactation; 7. Participating in other clinical trials at the same time; 8. The researcher believes that it is not suitable for the group.

Design outcomes

Primary

MeasureTime frame
Objective response rate;Pathological complete remission rate;

Secondary

MeasureTime frame
Miller-Payne classification;Invasive disease-free survival;Overall survival;

Countries

China

Contacts

Public ContactLuo Ruizhen

Cangzhou Hospital of integrated Traditional Chinese and Western Medicine

luoruizhen2008@126.com+86 18031783799

Outcome results

None listed

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