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Recruiting Phase 2 NCT05759546

NCT05759546 PARP Inhibitor With CDK4/6 Inhibitor and Endocrine Therapy in HR+/ HER2-Advanced Breast Cancer

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Clinical Trial Summary
NCT ID NCT05759546
Status Recruiting
Phase Phase 2
Sponsor Fudan University
Condition Breast Cancer Metastatic
Study Type INTERVENTIONAL
Enrollment 200 participants
Start Date 2023-02-01
Primary Completion 2025-11-01

Eligibility & Interventions

Sex Female only
Min Age 18 Years
Max Age 75 Years
Study Type INTERVENTIONAL
Interventions
FluzoparibDalpiciclibFulvestrant/AI

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

In Phase 2, researchers evaluate early signs of effectiveness. You may be randomized to receive the active treatment or a comparator. Monitoring continues closely.

This trial targets 200 participants in total. It began in 2023-02-01 with a primary completion date of 2025-11-01.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

This study is a prospective, open-label, phase II clinical study for patients with HR+/HER2- advanced breast cancer.

Eligibility Criteria

Inclusion Criteria: * Females ≥18 years and ≤ 75 years old; * Histologically confirmed HR + / HER2- invasive breast cancer (specific definition: immunohistochemical detection of ER\> 10% tumor cell positive is defined as ER positive, PR\> 10% tumor cell positive is defined as PR positive, ER and / or PR Positive is defined as HR positive; HER2 0-1 + or HER2 is ++ but negative followed by FISH detection, no amplification, defined as HER2 negative); * Subtype of similarity network fusion-3 (SNF-3) confirmed by the Department of Pathology and Key Laboratory of Breast Cancer of Fudan University Affiliated Cancer Hospital • Locally advanced breast cancer (incapable of radical local treatment) or recurrent metastatic breast cancer; * Measurable disease according to Response Evaluation Criteria in Solid Tumors v1.1 (RECIST v1.1); or unmeasurable lytic or mixed (osteolytic + osteoblastic) bone lesions in the absence of measurable lesions; * Has adequate bone marrow function: absolute neutrophil count \> 1.5x10ˆ9 /L; platelet count \> 75x10ˆ9 /L, hemoglobin \> 9g/dL; * Patients had received no previous chemotherapy or targeted therapy for metastatic disease * Has adequate liver function and kidney function: serum creatinine * ECOG score ≤ 2 and life expectancy ≥ 3 months; * Participants voluntarily joined the study, has signed informed consent before any trial related activities are conducted, has good compliance and has agreed to follow-up. Exclusion Criteria: * Treatment with chemotherapy, radiotherapy, immunotherapy or surgery (outpatient clinic surgery excluded) for metastatic disease * Symptomatic, untreated, or actively progressing CNS metastases(glucocorticoids or mannitol needed to control symptoms); * Significant cardiovascular disease(including congestive heart failure, angina pectoris, myocardial infarction or ventricular arrhythmia in the last 6 months); * is pregnant or breast feeding; * Malignant tumors in the past five years (except cured skin basal cell carcinoma and cervical carcinoma in situ).

Contact & Investigator

Central Contact

Zhimin Shao

✉ zhimingshao@yahoo.com

📞 86-021-64175590

Frequently Asked Questions

Who can join the NCT05759546 clinical trial?

This trial is open to female participants only, aged 18 Years or older, up to 75 Years, studying Breast Cancer Metastatic. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

What phase is the NCT05759546 trial and what does that mean for participants?

Phase 2 trials evaluate whether the treatment shows signs of effectiveness while continuing to monitor safety. More participants are enrolled than in Phase 1 to help refine the treatment protocol.

Is NCT05759546 currently recruiting?

Yes, NCT05759546 is actively recruiting participants. Contact the research team at zhimingshao@yahoo.com for enrollment information.

Where is the NCT05759546 trial being conducted?

This trial is being conducted at Shanghai, China.

Who is sponsoring the NCT05759546 clinical trial?

NCT05759546 is sponsored by Fudan University. The trial plans to enroll 200 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: April 2026  ·  Data Methodology