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Clinical trialNCT02955394Active, not recruitingPhase 2Interventional

Preoperative Fulvestrant With or Without Enzalutamide in ER+/Her2- Breast Cancer

SponsorUniversity of Colorado, DenverEnrollment61Breast Cancer
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

This is a randomized two arm phase II study to further evaluate the efficacy of fulvestrant plus enza compared to single agent fulvestrant in postmenopausal women with locally advanced AR+/ER+/Her2- BC who will have local surgery after \~4 months on treatment.
clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

3 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • University of Colorado

    Aurora, Colorado, United States

  • Memorial Sloan Kettering Cancer Center

    New York, New York, United States

  • West Cancer Center

    Germantown, Tennessee, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

Enzalutamide →Fulvestrant →
Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
21 Sept 2017
Primary completion
17 Feb 2023
Completion
28 Feb 2027
Last update posted
9 Jul 2025
Registered enrollment
61
Registry id
NCT02955394
clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.