ClinicalTrials.gov record
Completed Phase 1 Interventional Results available

MEN1611 With Trastuzumab (+/- Fulvestrant) in Metastatic Breast Cancer

ClinicalTrials.gov ID: NCT03767335

Public ClinicalTrials.gov record NCT03767335. 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 May 6, 2026, 8:11 AM EDT

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

Official title

Open-label, Multicentre, Phase Ib Dose-escalation Study of MEN1611, a PI3K Inhibitor Combined With Trastuzumab With or Without Fulvestrant, in Subjects With PIK3CA Mutated HER2 Positive Locally Recurrent Unresectable (Advanced) or Metastatic (a/m) Breast Cancer Progressed to Anti-HER2 Based Therapy

Study identification

NCT ID
NCT03767335
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Menarini Group
Industry
Enrollment
62 participants

Conditions and interventions

Interventions

  • Fulvestrant Drug
  • MEN1611 Drug
  • Trastuzumab 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
Nov 12, 2018
Primary completion
Feb 22, 2024
Completion
Feb 22, 2024
Last update posted
Jun 25, 2025

2018 – 2024

United States locations

U.S. sites
3
U.S. states
3
U.S. cities
3
Facility City State ZIP Site status
Holy Cross Hospital Inc. Fort Lauderdale Florida 33308
Detroit Clinical Research Center Farmington Hills Michigan 48334
Washington University St Louis Missouri 63130

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 24 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03767335, 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 Jun 25, 2025 · Synced May 6, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03767335 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →