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Completed Phase 2 Interventional

Biological and Clinical Effects of Palbociclib With Ovarian Suppression and Letrozole in the Neoadjuvant Treatment of Breast Cancer

ClinicalTrials.gov ID: NCT03628066

Public ClinicalTrials.gov record NCT03628066. 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 Sep 3, 2026, 7:21 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

An Assessment of the Biological and Clinical Effects of Palbociclib (PD 0332991) With Ovarian Suppression and Letrozole in the Neoadjuvant Treatment of Patients With Premenopausal Estrogen-Receptor Positive/HER2-Negative Primary Breast Cancer

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This study will look at the safety and effectiveness of the combination of palbociclib and letrozole and ovarian suppression for premenopausal patients who have ER-positive/HER2-negative breast cancer that has not yet been treated.

Study identification

NCT ID
NCT03628066
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
NSABP Foundation Inc
Network
Enrollment
24 participants

Conditions and interventions

Conditions

Interventions

Drug · Diagnostic Test

Eligibility (public fields only)

Age range
18 Years and older
Sex
Female
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
Oct 21, 2018
Primary completion
Nov 29, 2020
Completion
Jan 29, 2021
Last update posted
Apr 19, 2022

2018 – 2021

United States locations

U.S. sites
11
U.S. states
6
U.S. cities
8
Facility City State ZIP Site status
Breast Cancer Care Specialist Fountain Valley California 92708
Orange Coast Blood and Cancer Care Fountain Valley California 92708
Saddleback Memorial Medical Center Laguna Hills California 92653
Coast Hematology-Oncology Associates Medical Group Long Beach California 90806
Long Beach Memorial Medical Center Long Beach California 90806
Oncology Hematology Consultants Long Beach California 90806
Cancer Care Specialists of Central Illinois Decatur Illinois 62526
Avera Cancer Institute-Sioux Falls Sioux Falls South Dakota 57105
Lester and Sue Smith Breast Center Houston Texas 77030
West Virginia University Morgantown West Virginia 26506
Froedtert Hospital Milwaukee Wisconsin 53226

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 4 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03628066, 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 19, 2022 · Synced Sep 3, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03628066 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →