Actively Recruiting

Phase Not Applicable
Age: 18Years +
All Genders
ID05959291

Free-HER: Discontinuation of Maintenance HER-2 Directed Therapy in Long-Term Survivors of Metastatic HER-2 Positive Breast Cancer

Led by University of Miami · Updated on 2025-08-13

20

Participants Needed

1

Research Sites

156 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

This research investigates whether patients with metastatic HER-2 positive breast cancer who have been in complete radiological remission can safely stop maintenance anti-HER-2 treatments. It aims to find out how long these patients remain in remission without ongoing treatment, using monitoring methods like radiologic imaging, routine blood work, and circulating tumor DNA (ctDNA) testing. The study is a preliminary, interventional trial sponsored by the University of Miami. Participants will stop their current anti-HER-2 maintenance therapy and will be closely monitored through regular imaging scans, blood tests, and ctDNA assessments using the Signatera assay. The study group will be followed for up to three years to observe if remission is maintained without treatment, and researchers will evaluate the feasibility of this discontinuation approach. During the study, participants will undergo periodic radiologic evaluations and blood tests to track remission status and detect any disease progression early. The primary outcome is to assess if remission can be maintained after stopping anti-HER-2 therapy over a period of up to 72 months. Secondary outcomes include the ability to regain remission if ctDNA becomes positive, duration of response, and accuracy of ctDNA monitoring. Participants are involved in close observation and follow-up throughout the study period.

CONDITIONS

Brief Title

Discontinuation of Maintenance HER-2 Directed Therapy in Long-Term Survivors of Metastatic HER-2 Positive Breast Cancer

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Diagnosis of HER-2 positive metastatic (Stage IV) breast cancer
  • Complete radiological remission, including a stable bone scan, confirmed by CT, PET, or PET-CT
  • Patients with brain metastasis allowed if stable and treated for at least 36 months
  • On the same or current anti-HER-2 therapy for at least 36 months
  • Archived tumor biopsy available
  • Negative for circulating tumor DNA (ctDNA) by the Signatera assay
  • Willingness to stop maintenance anti-HER-2 therapy with close monitoring
  • ECOG performance score between 0 and 2
  • Age 18 years or older
  • Ability to understand and sign informed consent
Not Eligible

You will not qualify if you...

  • Uncontrolled metastatic disease
  • Disease controlled for less than 36 months on current anti-HER-2 therapy
  • Treatment for secondary cancer within past 24 months, except certain skin or in situ cancers
  • Positive for ctDNA by Signatera assay at study entry
  • Use of investigational drugs within 28 days prior to and during the study
  • Any condition or therapy that may interfere with participation or study results
  • Impaired decision-making capacity

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

Discontinuation of Anti-HER-2 Maintenance Treatment

Duration - Up to 3 years

Participants will stop their maintenance anti-HER-2 therapy and be closely monitored to see if they remain in complete radiological remission.

Regular monitoring with ctDNA testing, radiologic imaging, and routine blood work

Trial Site Locations

Total: 1 location

1

University of Miami

Miami, Florida, United States, 33136

Actively Recruiting

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Research Team

E

Elisa Krill Jackson, MD

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

DIAGNOSTIC

Number of Arms

1

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