ClinicalTrials.gov record
Recruiting Phase 1Phase 2 Interventional

Ribociclib, Tucatinib, and Trastuzumab for the Treatment of HER2 Positive Breast Cancer

ClinicalTrials.gov ID: NCT05319873

Public ClinicalTrials.gov record NCT05319873. 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 10, 2026, 12:38 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 Phase 1B Trial Evaluating the Safety of Ribociclib, Tucatinib, and Trastuzumab in Patients With Metastatic, HER2+ Breast Cancer and a Multicenter, Randomized, Open-Label, Phase 2 Study of Preoperative Treatment With Ribociclib,Ttrastuzumab, Tucatinib, and Fulvestrant Versus Docetaxel, Carboplatin,Ttrastuzumab, and Pertuzumab in HR+/HER2+ Breast Cancer and Ribociclib, Trastuzumab, and Tucatinib Versus Docetaxel, Carboplatin, Trastuzumab, and Pertuzumab in Patients With HR-/HER2+ Breast Cancer

Study identification

NCT ID
NCT05319873
Recruitment status
Recruiting
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Enrollment
18 participants

Conditions and interventions

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
Apr 6, 2022
Primary completion
Mar 31, 2026
Completion
Mar 31, 2027
Last update posted
May 12, 2025

2022 – 2027

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
UCLA / Jonsson Comprehensive Cancer Center Los Angeles California 90095 Recruiting

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05319873, 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 May 12, 2025 · Synced May 10, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05319873 live on ClinicalTrials.gov.

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