Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 2 Interventional

Hormone Receptor Positive Metastatic Breast Cancer (HR+ mBC) BIIB021 Plus Aromasin Schedule Finding

ClinicalTrials.gov ID: NCT01004081

Public ClinicalTrials.gov record NCT01004081. 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 7, 2026, 2:37 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

Phase 2a, Open-Label, Randomized, Noncomparative Study of BIIB021 in Combination With Exemestane in Women With Hormone Receptor-Positive, Advanced Metastatic Breast Cancer Who Have Progressed on a Nonsteroidal Aromatase Inhibitor

Study identification

NCT ID
NCT01004081
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Biogen
Industry
Enrollment
54 participants

Conditions and interventions

Conditions

Interventions

  • BIIB021 Drug
  • exemestane (Aromasin) Drug

Drug

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 31, 2009
Primary completion
Sep 30, 2011
Completion
Sep 30, 2011
Last update posted
Oct 1, 2015

2009 – 2011

United States locations

U.S. sites
19
U.S. states
13
U.S. cities
18
Facility City State ZIP Site status
Research Site Alabaster Alabama
Research Site Encinitas California 92024
Research Site Encinitas California
Research Site Gilroy California
Research Site Long Beach California
Research Site Davie Florida
Research Site Orlando Florida
Research Site Rochester Minnesota
Research Site St Louis Missouri
Research Site Berkeley Heights New Jersey
Research Site New York New York
Research Site Fargo North Dakota
Research Site Columbus Ohio
Research Site Pittsburgh Pennsylvania
Research Site Nashville Tennessee
Research Site El Paso Texas
Research Site Houston Texas
Research Site San Antonio Texas 78229
Research Site Lacey Washington

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 15 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01004081, 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 Oct 1, 2015 · Synced May 7, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01004081 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →