ClinicalTrials.gov record
Active, not recruiting Phase 2 Interventional

PHESGO Maintenance After T-DXd Short Induction for HER2+ Unresectable Locally Recurrent or Metastatic Breast Cancer

ClinicalTrials.gov ID: NCT06172127

Public ClinicalTrials.gov record NCT06172127. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Apr 29, 2026, 12:48 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Multicenter, Open-Label, Single-Arm, Phase II Trial Exploring the Maintenance of Trastuzumab and Pertuzumab Following Trastuzumab Deruxtecan as Induction Treatment for HER2+ Unresectable Locally Recurrent or Metastatic Breast Cancer

Study identification

NCT ID
NCT06172127
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 2
Lead sponsor
MedSIR
Other
Enrollment
165 participants

Conditions and interventions

Interventions

  • Phesgo 1,200 MG / 600 MG / 30,000 UNT Per 15 ML Injection Drug
  • Phesgo 600 MG / 600 MG / 20,000 UNT in 10 mL Injection Drug
  • Trastuzumab deruxtecan Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jul 21, 2024
Primary completion
Mar 31, 2027
Completion
May 31, 2029
Last update posted
Apr 28, 2026

2024 – 2029

United States locations

U.S. sites
2
U.S. states
2
U.S. cities
2
Facility City State ZIP Site status
Dana-Farber Cancer Institute Boston Massachusetts 02215
Northwell Health New York New York 11040

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 34 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT06172127, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 28, 2026 · Synced Apr 29, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT06172127 live on ClinicalTrials.gov.

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