Study of Letrozole Plus Tipifarnib or Placebo in the Treatment of Advanced Breast Cancer
Public ClinicalTrials.gov record NCT00050141. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Randomised, Blinded, Phase 2 Study of Letrozole Plus the Farnesyl Transferase Inhibitor ZARNESTRA TM (R115777) and Letrozole Plus Placebo in the Treatment of Advanced Breast Cancer After Antiestrogen Therapy.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to determine if the addition of tipifarnib to standard letrozole therapy leads to a better response to treatment for your cancer in comparison to letrozole plus a placebo. Tipifarnib belongs to a class of drugs called Farnesyl Transferase Inhibitors (FTI). It blocks proteins that make cancer cells grow.
Study identification
- NCT ID
- NCT00050141
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 121 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 50 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
- Aug 31, 2002
- Primary completion
- Sep 30, 2005
- Completion
- Dec 31, 2007
- Last update posted
- Jan 31, 2013
2002 – 2008
United States locations
- U.S. sites
- 6
- U.S. states
- 5
- U.S. cities
- 6
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Not listed | Miami | Florida | — | — |
| Not listed | Chicago | Illinois | — | — |
| Not listed | Durham | North Carolina | — | — |
| Not listed | Cleveland | Ohio | — | — |
| Not listed | Fort Worth | Texas | — | — |
| Not listed | Tyler | Texas | — | — |
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 17 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00050141, 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 Jan 31, 2013 · Synced Sep 23, 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 NCT00050141 live on ClinicalTrials.gov.