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Hormone Therapy

Zanidatamab + Palbociclib + Fulvestrant for Breast Cancer

Phase 2
Waitlist Available
Research Sponsored by Zymeworks Inc.
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
An Eastern Cooperative Oncology Group (ECOG) Performance Status score of 0 or 1
Adequate cardiac left ventricular function, as defined by left ventricular ejection fraction (LVEF) >/= institutional standard of normal
Timeline
Screening 3 weeks
Treatment Varies
Follow Up up to 3.5 years
Awards & highlights

Study Summary

This trial is testing a new cancer drug combo to see if it's safe & effective. It's for people with HER2+ breast cancer.

Who is the study for?
This trial is for adults with advanced breast cancer that's both HER2-positive and hormone receptor-positive. They must have tried certain other treatments like trastuzumab without success, be in good physical condition (ECOG score of 0 or 1), and have no serious heart, lung, liver, or nervous system problems. People with active hepatitis B/C, HIV not well-controlled, recent heart attacks or unstable angina are excluded.Check my eligibility
What is being tested?
The study tests ZW25 (zanidatamab) combined with palbociclib plus fulvestrant to see how safe it is and how well it works against this type of breast cancer. It's an open-label Phase 2a trial where everyone knows what treatment they're getting.See study design
What are the potential side effects?
Possible side effects include reactions at the infusion site, fatigue, nausea, diarrhea, low blood cell counts increasing infection risk; liver issues; potential heart problems like changes in heartbeat rhythm; and possible nerve damage leading to numbness or tingling.

Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
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I am fully active or restricted in physically strenuous activity but can do light work.
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My heart pumps blood well, meeting the normal standards.
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My breast cancer is advanced, cannot be surgically removed, and is HER2 and hormone receptor positive.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~up to 3.5 years
This trial's timeline: 3 weeks for screening, Varies for treatment, and up to 3.5 years for reporting.

Treatment Details

Study Objectives

Outcome measures can provide a clearer picture of what you can expect from a treatment.
Primary outcome measures
Incidence of AEs (Part 1)
Incidence of dose-limiting toxicities (DLTs; Part 1)
Incidence of lab abnormalities (Part 1)
+1 more
Secondary outcome measures
Disease control rate (Part 2)
Duration of response (Part 2)
Incidence of AEs (Part 2)
+7 more

Trial Design

1Treatment groups
Experimental Treatment
Group I: ZW25 (zanidatamab) + palbociclib + fulvestrantExperimental Treatment3 Interventions
ZW25 (zanidatamab) plus palbociclib, fulvestrant
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
Palbociclib
2017
Completed Phase 3
~3760
Fulvestrant
2011
Completed Phase 3
~3690

Find a Location

Who is running the clinical trial?

Zymeworks Inc.Lead Sponsor
10 Previous Clinical Trials
2,258 Total Patients Enrolled
1 Trials studying Breast Cancer
20 Patients Enrolled for Breast Cancer
Jazz PharmaceuticalsLead Sponsor
248 Previous Clinical Trials
34,308 Total Patients Enrolled
Elaina Gartner, MDStudy DirectorZymeworks Inc.
3 Previous Clinical Trials
135 Total Patients Enrolled

Media Library

Fulvestrant (Hormone Therapy) Clinical Trial Eligibility Overview. Trial Name: NCT04224272 — Phase 2
Breast Cancer Research Study Groups: ZW25 (zanidatamab) + palbociclib + fulvestrant
Breast Cancer Clinical Trial 2023: Fulvestrant Highlights & Side Effects. Trial Name: NCT04224272 — Phase 2
Fulvestrant (Hormone Therapy) 2023 Treatment Timeline for Medical Study. Trial Name: NCT04224272 — Phase 2

Frequently Asked Questions

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

In what clinical circumstances is Zanidatamab typically prescribed?

"Zanidatamab (ZW25) is often prescribed for malignant neoplasms and additional diagnosis such as pik3ca gene mutation, progression of the illness, and post endocrine therapy."

Answered by AI

How many participants have signed up for this research initiative?

"This research project is not presently enrolling participants. Initially posted on June 10, 2020 and most recently updated November 17th 2022, it has concluded its recruitment phase. There are currently 2287 clinical trials seeking patients with breast cancer and 240 studies recruiting volunteers to test the efficacy of Zanidatamab (ZW25)."

Answered by AI

How many physical sites are currently implementing this research project?

"Patients can be enrolled in this clinical trial at Sunnybrook Research Institute of Toronto, Ontario; The Ottawa Hospital Cancer Centre of Ottawa Washington; and Seattle Cancer Care Alliance of Seattle California. This study is additionally enrolling participants from seven other locations."

Answered by AI

Has Zanidatamab received regulatory acknowledgment from the FDA?

"ZW25 (Zanidatamab) falls into the safety range of 2 due to limited clinical data supporting its efficacy, however there is a moderate degree of evidence attesting to its security."

Answered by AI

Are there any vacancies currently available to join this experiment?

"According to the information on clinicaltrials.gov, this trial is no longer recruiting patients at this time; it was initially posted in June 2020 and last amended in November 2022. Nevertheless, there are 2527 other studies with active recruitment now occurring."

Answered by AI

Are there any other experiments involving Zanidatamab (ZW25) that have been conducted?

"Zanidatamab (ZW25) was initially studied at Lowell General Hospital in 2004. Since then, 153 trials have been concluded and there are presently 240 ongoing studies; Toronto has a great concentration of these active clinical investigations."

Answered by AI
~11 spots leftby Apr 2025