CI

At a glance

ClinicalIndex Comparison Record
Phase 1Active· 32 enrolled
Drug / intervention
Endoxifen Hydrochloride +2 moredrug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT03317405
NCT03317405Phase 1Active

Phase I Trial of Endoxifen Gel Versus Placebo Gel in Women Undergoing Breast Surgery

National Cancer Institute (NCI)·interventional·Posted Oct 23, 2017·Updated May 4, 2026

In Brief

A Phase 1 clinical trial evaluating Endoxifen Hydrochloride, Placebo Administration, and 1 other intervention for Breast Carcinoma In Situ and 12 related conditions. Active but no longer recruiting, targeting 32 participants across 3 sites.

Detailed Summary

This randomized phase I trial studies the side effects and best dose of endoxifen hydrochloride in treating participants who are undergoing breast surgery. Endoxifen hydrochloride may treat or reduce the risk of breast cancer.

Study Details

Timeline

Phase 1Active
201820192020202120222023202420252026
First PostedOct 23, 2017
Enrollment StartOct 31, 2018
Primary CompletionFeb 22, 2021
Study CompletionAug 12, 2026
TodayJul 2, 2026
Enrollment to primary: 2.3 yearsPosted 8.7 years ago

Interventions

Endoxifen Hydrochloridedrug

Apply to the skin

Placebo Administrationother

Apply to the skin

Questionnaire Administrationother

Ancillary studies