~57 spots leftby Mar 2026

Targeted Therapy for Metastatic Breast Cancer

(PATINA Trial)

Recruiting in Palo Alto (17 mi)
+118 other locations
Age: 18+
Sex: Any
Travel: May Be Covered
Time Reimbursement: Varies
Trial Phase: Phase 3
Waitlist Available
Sponsor: Alliance Foundation Trials, LLC.
No Placebo Group
Pivotal Trial (Near Approval)
Prior Safety Data
Breakthrough Therapy
Approved in 4 Jurisdictions

Trial Summary

What is the purpose of this trial?The primary objective of this study is to demonstrate that the combination of palbociclib with anti-HER2 therapy plus endocrine therapy is superior to anti-HER2-based therapy plus endocrine therapy alone in improving the outcomes of subjects with hormone receptor-positive, HER2+ metastatic breast cancer.

Eligibility Criteria

This trial is for adults over 18 with hormone receptor-positive, HER2+ metastatic breast cancer that can't be removed by surgery or treated with radiation. Participants must have confirmed invasive breast cancer and agree to provide tumor tissue samples. It's not suitable for those who don't meet these specific cancer criteria.

Inclusion Criteria

My breast cancer is confirmed to be HER2+, ER+, or PR+ and metastatic.
My breast cancer cannot be removed by surgery or cured with radiation, and it may have spread.
I agree to provide a tissue sample from my cancer for testing.
+7 more

Participant Groups

The study tests if adding palbociclib to anti-HER2 therapy and endocrine therapy (like Anastrozole, Fulvestrant) improves outcomes in patients compared to just anti-HER2 therapy plus endocrine treatment alone.
2Treatment groups
Experimental Treatment
Active Control
Group I: Arm AExperimental Treatment7 Interventions
Palbociclib 125 mg daily + AntiHER2 Therapy (trastuzumab/pertuzumab) q3wks + Endocrine Therapy (letrozole, anastrozole, exemstane OR fulvestratnt) until confirmed disease progression
Group II: Arm BActive Control5 Interventions
AntiHER2 Therapy (trastuzumab/pertuzumab) q3wks + Endocrine Therapy (letrozole, anastrozole, exemstane OR fulvestrant) until confirmed disease progression

Palbociclib is already approved in United States, European Union, Canada, Japan for the following indications:

🇺🇸 Approved in United States as Ibrance for:
  • HR-positive, HER2-negative advanced or metastatic breast cancer
🇪🇺 Approved in European Union as Ibrance for:
  • HR-positive, HER2-negative locally advanced or metastatic breast cancer
🇨🇦 Approved in Canada as Ibrance for:
  • HR-positive, HER2-negative advanced or metastatic breast cancer
🇯🇵 Approved in Japan as Ibrance for:
  • HR-positive, HER2-negative advanced or recurrent breast cancer

Find a Clinic Near You

Research Locations NearbySelect from list below to view details:
University of Maryland - Greenebaum Comprehensive Cancer CenterBaltimore, MD
Dana-Farber Cancer InstituteBoston, MA
Vanderbilt University Medical CenterNashville, TN
Lexington Medical CenterWest Columbia, SC
More Trial Locations
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Who Is Running the Clinical Trial?

Alliance Foundation Trials, LLC.Lead Sponsor
SOLTI Breast Cancer Research GroupCollaborator
PrECOG, LLC.Collaborator
UNICANCERCollaborator
Syneos HealthCollaborator
Breast Cancer Trials, Australia and New ZealandCollaborator
PfizerIndustry Sponsor
German Breast GroupCollaborator
Fondazione MichelangeloCollaborator

References