Rheumatological Evaluation of Anastrozole and Letrozole as Adjuvant Treatment in Post-menopausal Women With Breast Cancer
Public ClinicalTrials.gov record NCT00688909. 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
Open-label, Single-arm, Multicenter Study to Evaluate the Rheumatological Tolerability of Letrozole as an Adjuvant Breast Cancer Treatment in Postmenopausal Women Who Are Intolerant and Discontinue Anastrozole Due to Grade 2-3 Arthralgia-myalgia
Study identification
- NCT ID
- NCT00688909
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 4
- Lead sponsor
- Novartis Pharmaceuticals
- Industry
- Enrollment
- 261 participants
Conditions and interventions
Conditions
Interventions
- letrozole Drug
Drug
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
- Feb 29, 2008
- Primary completion
- May 31, 2009
- Completion
- May 31, 2009
- Last update posted
- Jun 8, 2021
2008 – 2009
United States locations
- U.S. sites
- 48
- U.S. states
- 25
- U.S. cities
- 46
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Clearview Cancer Center | Huntsville | Alabama | 35805 | — |
| Hematology Oncology Services of Arkansas | Little Rock | Arkansas | 72205 | — |
| Grass Valley Hematology Oncology | Grass Valley | California | 95945 | — |
| Aptium Oncology - Comprehensive Cancer Care of the Desert | Palm Springs | California | 92262 | — |
| Bay Area Cancer Research Group | Pleasant Hill | California | 94523 | — |
| Front Range Specialist | Fort Collins | Colorado | 80528 | — |
| Lynn Cancer Center | Boca Raton | Florida | 33428 | — |
| Florida Cancer Specialists | Fort Myers | Florida | 33916 | — |
| Memorial Cancer Center | Hollywood | Florida | 33021 | — |
| Palm Beach Cancer Specialists | West Palm Beach | Florida | 33401 | — |
| Northeast Georgia Cancer Care, LLC | Athens | Georgia | 30607 | — |
| Augusta Oncology | Augusta | Georgia | 30901 | — |
| Oncology Specialist of North Georgia | Gainesville | Georgia | 30501 | — |
| The Cancer Instiute at Alexian Brothers | Elk Grove Village | Illinois | 60007 | — |
| Evanston Northwestern Hospital | Evanston | Illinois | 60201 | — |
| Edward H. Kaplan MD & Associates - North Shore Cancer Research Associates | Skokie | Illinois | 60076 | — |
| Cancer Care of Kansas | Wichita | Kansas | 67214 | — |
| Kentuckiana Cancer Institute | Louisville | Kentucky | 40202 | — |
| Mercy Hospital | Portland | Maine | 04101 | — |
| Mercey Hospital | Baltimore | Maryland | 21202 | — |
| Maryland Hematology Oncology Associates, PA | Baltimore | Maryland | 21237 | — |
| Suburban Hospital Cancer Program | Bethesda | Maryland | 20817 | — |
| Hematology Oncology Asssociates of Ohio & Michigan | Lambertville | Michigan | 48144 | — |
| Center for Cancer Care and Research | St Louis | Missouri | 63141 | — |
| Ballas Cancer Center, LLC DBA - St Louis | St Louis | Missouri | 63414 | — |
| Southeast Nebraska Hematology & Oncology Consultants | Lincoln | Nebraska | 68516 | — |
| Trinitas Comprehensive Cancer Center | Elizabeth | New Jersey | 07207 | — |
| Hematology-Oncology Assoc of Northern New Jersey | Morristown | New Jersey | 07962 | — |
| Somerset Hematology & Oncology | Somerville | New Jersey | 08876 | — |
| Cooper University Hospital | Voorhees Township | New Jersey | 08043 | — |
| Broom Oncology | Binghamton | New York | 13905 | — |
| Cancer Care of W. NC | Asheville | North Carolina | 28801 | — |
| Marion L. Shepard Cancer Center | Washington | North Carolina | 27889 | — |
| Summa Health System | Akron | Ohio | 44304 | — |
| Mukesh Bhatt, MD, INC. | Medina | Ohio | 44256 | — |
| Berks Hematology Oncology | West Reading | Pennsylvania | 19611 | — |
| South Carolina Oncology Associates | Columbia | South Carolina | 29210 | — |
| The West Clinic | Memphis | Tennessee | 38138 | — |
| Tenessee Oncology | Nashville | Tennessee | 37203 | — |
| Coastal Bend Cancer Center | Corpus Christi | Texas | 78404 | — |
| Center for Oncology Research and Treatment | Dallas | Texas | 75230 | — |
| Central Utah Clinic | American Fork | Utah | 84003 | — |
| Northern Utah Associates | Ogden | Utah | 84403 | — |
| Medical Oncology & Hematology Associates of Northern Virginia | Fairfax | Virginia | 22031 | — |
| Rockingham Memorial Hospital Regional Cancer Center | Harrisonburg | Virginia | 22801 | — |
| Peninsula Cancer Center | Newport News | Virginia | 23601 | — |
| Green Bay Oncologist, St Vincent Hospital | Green Bay | Wisconsin | 54301 | — |
| Oncology Alliance | Wauwatosa | 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.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00688909, 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 Jun 8, 2021 · Synced May 11, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00688909 live on ClinicalTrials.gov.