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Breast CancerPhase 2NCT05918328

Comparing the Efficacy of Nab-PH+Pyrrolitinib and TCbHP in the Neoadjuvant Treatment of HER2 Positive BC

A Phase 2 study testing Albumin paclitaxel+trastuzumab+pyrrolitinib and Docetaxel+Carboplatin+trastuzumab+Parstuzumab in people with Breast Cancer and HER2-positive Breast Cancer, run by Henan Cancer Hospital at 1 site in China.

Recruiting

Looking for participants now. Contact the study team or a site below to ask about taking part.

Sites and contacts
Official record
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Trial summary

At present, the incidence rate of breast cancer has exceeded that of lung cancer, becoming the largest cancer in the world. HER2 overexpression breast cancer accounts for about 20%~30% of all breast cancer patients. HER2 is an important prognostic indicator and therapeutic target for breast cancer. Read more about this study

Who is it for?
Ages 18 to 65 years, women only
Conditions the study is for
Breast Cancer, HER2-positive Breast Cancer
What is being tested?
Albumin paclitaxel+trastuzumab+pyrrolitinib and Docetaxel+Carboplatin+trastuzumab+Parstuzumab
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
610 participants
Where
1 siteChina
Study dates
3 May 2023to Dec 2026
Phase
Phase 2
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 65 years
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Age: 18-65 years old, ECOG 0-1 point.
  • Clinical T2-T4d, or T1c with axillary LN+.
  • HER2+, invasive breast cancer confirmed by histopathology;(HER2 positive expression means that there is at least one case of tumor cell immunohistochemical staining intensity of 3+or positive confirmed by fluorescence in situ hybridization [FISH] in the pathological test/review of the primary focus conducted by the Pathology Department of the Research Center Hospital).
  • Having clinically measurable lesions: measurable lesions displayed on ultrasound, mammography, or MR (optional) within the first month of randomization.
  • Organ and bone marrow function tests within one month before chemotherapy indicate no contraindications to chemotherapy:Absolute value of neutrophil count ≥ 2.0 × 109/L; Hemoglobin ≥ 90g/L; Platelet count ≥ 100 × 109/L;Total bilirubin<1.5 ULN (upper limit of normal value); Creatinine<1.5 × ULN; AST/ALT < 1.5 × ULN.
  • Cardiac ultrasound: Left ventricular ejection fraction (LVEF ≥ 55%).
  • Women of childbearing age tested negative for serum pregnancy test 14 days before randomization.
  • Sign an informed consent form.

Who cannot join

  • Stage IV (metastatic) breast cancer.
  • Has received chemotherapy, endocrine therapy, targeted therapy, reflex therapy, etc. for this disease.
  • The patient has a second primary malignant tumor, except for fully treated skin cancer.
  • The patient had undergone major surgical procedures unrelated to breast cancer within 4 weeks before enrollment, or the patient has not fully recovered from such surgical procedures.
  • Serious heart disease or discomfort, including but not limited to the following diseases:Confirmed history of heart failure or systolic dysfunction (LVEF<50%); High risk uncontrolled arrhythmias, such as atrial tachycardia, resting heart rate>100 bpm, significant ventricular arrhythmias (such as ventricular tachycardia), or higher-level atrioventricular block; Angina pectoris requiring treatment with anti angina drugs; Clinically significant heart valve disease; ECG shows transmural myocardial infarction; Poor control of hypertension (systolic blood pressure>180 mmHg and/or diastolic blood pressure>100 mmHg).
  • Due to serious and uncontrollable other medical diseases, researchers believe that there are contraindications to chemotherapy.
  • Individuals with a known history of allergies to the drug components of this protocol; Having a history of immunodeficiency, including HIV testing positive, or suffering from other acquired or congenital immunodeficiency diseases, or having a history of organ transplantation.

Trial locations and contacts

1 site in 1 country. Contact the study team or a site near you to ask about taking part.

China1 site, 1 recruiting
  • Henan cancer hospital

    Zhengzhou, Henan

    Zhen Liu, 18603723729

    Recruiting

Other trials in China

About this study

Official title: A Non Inferior, Randomized Controlled Phase II Clinical Study Comparing the Efficacy of Nab-PH+Pyrrolitinib and TCbHP in the Neoadjuvant Treatment of HER2 Positive Breast Cancer

At present, the incidence rate of breast cancer has exceeded that of lung cancer, becoming the largest cancer in the world. HER2 overexpression breast cancer accounts for about 20%~30% of all breast cancer patients. HER2 is an important prognostic indicator and therapeutic target for breast cancer. Targeted therapy for HER2 protein is the core treatment of this type of breast cancer. Previous studies have confirmed that TKI drugs can reverse the resistance of large molecule monoclonal antibodies to a certain extent; Moreover, due to the complementarity of therapeutic targets, monoclonal antibodies are associated with TKI Drugs have synergistic effects. TCbHP is one of the preferred neoadjuvant chemotherapy schemes recommended by NCCN guidelines for HER2 positive breast cancer, but its incidence of adverse reactions such as vomiting, diarrhea, anemia, thrombocytopenia is significantly higher than that of the scheme without platinum. In the GeparOcto study and Geparsixto study, based on anthracycline+purple shirt+double target, the addition of carboplatin did not further improve the PCR rate of HER2 positive breast cancer neoadjuvant therapy. GeparSepto research showed that compared to the solvent based paclitaxel group, albumin paclitaxel increased the pCR rate by 8.2% and the IDFS by 7.3%. In the CA024 study, compared to docetaxel, albumin paclitaxel also significantly increased ORR and PFS. In the study by Lavasani SM et al., the neoadjuvant therapy of albumin paclitaxel combined with topiramate achieved a PCR rate of 64%. Therefore, we assume that the new adjuvant treatment scheme of Nab PH+pyrrolitinib can not be inferior to the efficacy of TCbHP, and has a lower incidence of adverse reactions, which may become a new adjuvant treatment option for HER2 positive breast cancer patients.

Read the detailed description

At present, the incidence rate of breast cancer has exceeded that of lung cancer, becoming the largest cancer in the world. HER2 overexpression breast cancer accounts for about 20%~30% of all breast cancer patients. HER2 is an important prognostic indicator and therapeutic target for breast cancer. Targeted therapy for HER2 protein is the core treatment of this type of breast cancer. Previous studies have confirmed that TKI drugs can reverse the resistance of large molecule monoclonal antibodies to a certain extent; Moreover, due to the complementarity of therapeutic targets, monoclonal antibodies are associated with TKI Drugs have synergistic effects. TCbHP is one of the preferred neoadjuvant chemotherapy schemes recommended by NCCN guidelines for HER2 positive breast cancer, but its incidence of adverse reactions such as vomiting, diarrhea, anemia, thrombocytopenia is significantly higher than that of the scheme without platinum. In the GeparOcto study and Geparsixto study, based on anthracycline+purple shirt+double target, the addition of carboplatin did not further improve the PCR rate of HER2 positive breast cancer neoadjuvant therapy. GeparSepto research showed that compared to the solvent based paclitaxel group, albumin paclitaxel increased the pCR rate by 8.2% and the IDFS by 7.3%. In the CA024 study, compared to docetaxel, albumin paclitaxel also significantly increased ORR and PFS. In the study by Lavasani SM et al., the neoadjuvant therapy of albumin paclitaxel combined with topiramate achieved a PCR rate of 64%. Therefore, we assume that the new adjuvant treatment scheme of Nab PH+pyrrolitinib can not be inferior to the efficacy of TCbHP, and has a lower incidence of adverse reactions, which may become a new adjuvant treatment option for HER2 positive breast cancer patients. This study aims to explore the efficacy and safety of TCbHP * 6 and Nab-PH+pyrrolitinib * 6 as two new adjuvant treatment regimens in HER2 positive patients through a randomized controlled trial.

Being tested
Albumin paclitaxel+trastuzumab+pyrrolitinib, Docetaxel+Carboplatin+trastuzumab+Parstuzumab
Keywords
HER2-positive Breast Cancer, pathologic complete response, Pyrrolitinib, Disease-free survival
Medical subject headings
Breast Neoplasms, Pathologic Complete Response

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Albumin paclitaxel+trastuzumab+pyrrolitinibDrug

    Also called Nab-PH+pyrrolitinib regimen

    albumin paclitaxel (260mg/㎡ every 3 weeks or 125mg/㎡ weekly)+trastuzumab (initial loading dose 8 mg/kg, sequential maintenance dose 6 mg/kg, once every 3 weeks)+pyrrolitinib (320mg, QD), 3 weeks as one cycle.

  • Docetaxel+Carboplatin+trastuzumab+ParstuzumabDrug

    Also called TCbHP regimen

    Docetaxel 75 mg/m2+carboplatin (AUC=6)+trastuzumab (initial loading dose 8 mg/kg, sequential maintenance dose 6 mg/kg)+patuzumab (initial loading dose 840mg, sequential maintenance dose 420 mg), one cycle every 21 days

Study groups in NCT05918328
Study groupRoleWhat they receive
Nab-PH+pyrrolitinib regimen groupExperimentalDrug dose of Nab PH+pyrrolitinib scheme: albumin paclitaxel (260mg/㎡ every 3 weeks or 125mg/㎡ weekly)+trastuzumab (initial loading dose 8 mg/kg, sequential maintenance dose 6 mg/kg, once every 3 weeks)+pyrrolitinib (320mg, QD), 3 weeks as one cycle.
Receives: Drug: Albumin paclitaxel+trastuzumab+pyrrolitinib
TCbHP regimen groupPlacebo comparatorThe drug dose of TCbHP protocol: docetaxel 75 mg/m2+carboplatin (AUC=6)+trastuzumab (initial load dose 8 mg/kg, sequential maintenance dose 6 mg/kg)+patuzumab (initial load dose 840mg, sequential maintenance dose 420 mg), one cycle every 21 days.
Receives: Drug: Docetaxel+Carboplatin+trastuzumab+Parstuzumab

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Pathological complete response rate (pCR rate)

    After neoadjuvant chemotherapy and surgery, the resected specimen (breast + axilla) was free of any invasive cancer (ie, ypT0/is, ypN0)

    Measured: immediately after the intervention

Secondary outcomes (5)
  1. Event-Free Survival (EFS)

    EFS was defined as the time from randomization to any of the following events: disease progression during neoadjuvant therapy, local or distant recurrence, second primary malignancy (breast or other cancer), or death from any cause.

    Measured: 5-10 years after surgery

  2. DFS

    Disease-free Survival,From the date of surgery to the first local, regional, contralateral or distant recurrence, and death from any cause

    Measured: 5-10 years after surgery

  3. Distant Disease Free Survival (DDFS)

    DDFS is defined as the time from surgery to distant recurrence or death from any cause

    Measured: 5-10 years after surgery

  4. Objective Response Rate (ORR)

    ORR is defined as the number of target lesion responders as assessed by MRI

    Measured: Preoperative

  5. number of adverse events

    Evaluate the nature, incidence and severity of chemotherapy adverse events according to CTCAE 5.0

    Measured: during each cycle of chemotherapy (21 days as 1 cycle)

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted26 Jun 2023
  2. Study start3 May 2023
  3. Primary completionDec 2025 (estimated)
  4. Study completionDec 2026 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
Patients who meet the inclusion criteria were randomly divided into TCbHP group and Nab-PH+pyrrolitinib group in a 1:1 ratio.
Masking
None (open label)
Enrolment
610 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05918328
Sponsor's protocol ID
HELEN-013
Status last verified
Nov 2024
First submitted
11 Jun 2023
Last updated
7 Mar 2025
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Albumin paclitaxel+trastuzumab+pyrrolitinib and Docetaxel+Carboplatin+trastuzumab+Parstuzumab in people with Breast Cancer and HER2-positive Breast Cancer, run by Henan Cancer Hospital at 1 site in China.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 7 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: looking for participants now, as of the sponsor's last update on 7 Mar 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Zhenzhen Liu (13603862755, liuzhenzhen73@126.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Pathological complete response rate (pCR rate) (time frame: immediately after the intervention). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 7 Mar 2025.

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