--- title: "Advanced or Metastatic Breast Cancer C4551002 | Sutter Health" description: "An Interventional, Open-Label, Randomized, Multicenter, Phase 3 Study of PF-07248144 Plus Fulvestrant Compared to Investigator's Choice of Therapy in Adult Participants With Hormone Receptor-Positive, HER2-Negative Advanced/Metastatic Breast Cancer Whose Disease Progressed After Prior CDK4/6 Inhibitor-based Therapy" url: "https://www.sutterhealth.org/research/clinical-trials/advanced-or-metastatic-breast-cancer-c4551002-2060622373" --- 1. [Home](https://www.sutterhealth.org/) / 2. [Research](https://www.sutterhealth.org/research) / 3. [Clinical trials](https://www.sutterhealth.org/research/clinical-trials) / 4. Advanced or Metastatic Breast Cancer C4551002 # Advanced or Metastatic Breast Cancer C4551002 **Status:** Open to Enrollment [Email us to enroll](https://www.sutterhealth.org/research/clinical-trials/advanced-or-metastatic-breast-cancer-c4551002-2060622373#enroll) #### Study details View study details on [clinicaltrials.gov](https://clinicaltrials.gov/study/NCT07062965). #### Locations - Santa Barbara #### Clinical trial FAQs Information for patients and study volunteers, including [frequently asked questions](https://www.sutterhealth.org/research/faqs). An Interventional, Open-Label, Randomized, Multicenter, Phase 3 Study of PF-07248144 Plus Fulvestrant Compared to Investigator's Choice of Therapy in Adult Participants With Hormone Receptor-Positive, HER2-Negative Advanced/Metastatic Breast Cancer Whose Disease Progressed After Prior CDK4/6 Inhibitor-based Therapy ![Maira P Campos, M.D., MPH](https://dyn.mktgcdn.com/p/O8kWQsbunl3iLmbF4VNZnIoDKE_Ea6n5iIIs70R1lYg/fit=crop,gravity=auto,dpr=2,width=188,height=250,quality=100) Maira P Campos, M.D., MPH Principal investigator [View profile](https://www.sutterhealth.org/research/investigators/maira-p-campos-md-mph-1096705760) ## Email us to enroll - [Email Santa Barbara](mailto:ClinicalResearch%40sutterhealth.org?subject=More%20information%20on%20Advanced%20or%20Metastatic%20Breast%20Cancer%20C4551002%20in%20Santa%20Barbara&body=Please%20be%20aware%20that%20if%20you%20reply%20with%20unencrypted%20email%2C%20this%20increases%20the%20risk%20that%20information%20could%20be%20read%20by%20an%20unauthorized%20third%20party.%20Please%20do%20not%20include%20any%20Protected%20Health%20Information%20in%20your%20email%20response.) ## Related clinical trials [View all clinical trials](https://www.sutterhealth.org/research-search-results?verticalKey=clinical_trial) - Clinical trial ### [Adjuvant Breast Cancer A012103 OptimiCE-PCR](https://www.sutterhealth.org/research/clinical-trials/adjuvant-breast-cancer-a012103-optimice-pcr-1094794503) OptimICE-PCR: De-Escalation of Therapy in Early-Stage TNBC Patients Who Achieve pCR After Neoadjuvant Chemotherapy With Checkpoint Inhibitor Therapy **Status:** Open to Enrollment - Clinical trial ### [Adjuvant Breast Cancer ER-pos/HER2-neg EA1242](https://www.sutterhealth.org/research/clinical-trials/adjuvant-breast-cancer-er-pos-her2-neg-ea1242-2072227055) A Phase III Trial of Rx Therapy Guided by Genomic Risk Assessment for High Anatomic Stage ER-pos/HER2-neg Breast Cancer With RS≤25 (RxFINE-Low) **Status:** Open to Enrollment - Clinical trial ### [Adjuvant Breast NRG-BR009](https://www.sutterhealth.org/research/clinical-trials/adjuvant-breast-nrg-br009-1049142000) A Phase III Adjuvant Trial Evaluating the Addition of Adjuvant Chemotherapy to Ovarian Function Suppression Plus Endocrine Therapy in Premenopausal Patients With pN0-1, ER-Positive/HER2-Negative Breast Cancer and an Oncotype Recurrence Score Less Than or Equal to 25 (OFSET) **Status:** Open to Enrollment - Clinical trial ### [Adjuvant Triple NegativeBreast Cancer Ascent-05](https://www.sutterhealth.org/research/clinical-trials/adjuvant-triple-negative-breast-cancer-ascent-05-2022817141) A Randomized, Open-label, Phase 3 Study of Adjuvant Sacituzumab Govitecan and Pembrolizumab Versus Treatment of Physician's Choice in Patients With Triple Negative Breast Cancer Who Have Residual Invasive Disease After Surgery and Neoadjuvant Therapy **Status:** Open to Enrollment - Clinical trial ### [Advanced Breast Cancer HR+ HER2- WO45654](https://www.sutterhealth.org/research/clinical-trials/advanced-breast-cancer-hr-her2-wo45654-2044043570) A Phase III, Multicenter, Randomized, Double-Blind, Placebo-Controlled Study Evaluating the Efficacy and Safety of Inavolisib Plus a CDK4/6 Inhibitor and Letrozole Versus Placebo Plus a CDK4/6 Inhibitor and Letrozole in Patients With Endocrine-Sensitive PIK3CA-Mutated, Hormone Receptor-Positive, HER2-Negative Advanced Breast Cancer **Status:** Open to Enrollment [View all clinical trials](https://www.sutterhealth.org/research-search-results?verticalKey=clinical_trial) ```json {"@context":"https://schema.org","@type":"MedicalOrganization","name":"Sutter 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