Asthma Clinical Research Network (ACRN) Trial - Tiotropium Bromide as an Alternative to Increased Inhaled Corticosteroid in Patients Inadequately Controlled on a Lower Dose of Inhaled Corticosteroid (TALC)
Public ClinicalTrials.gov record NCT00565266. 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.
Study identification
- NCT ID
- NCT00565266
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Milton S. Hershey Medical Center
- Other
- Enrollment
- 210 participants
Conditions and interventions
Conditions
Interventions
- tiotropium bromide Drug
- salmeterol xinafoate Drug
- beclomethasone dipropionate Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- 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
- Apr 30, 2008
- Primary completion
- Apr 30, 2010
- Completion
- Apr 30, 2010
- Last update posted
- Jul 1, 2018
2008 – 2010
United States locations
- U.S. sites
- 10
- U.S. states
- 8
- U.S. cities
- 10
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of California, San Diego | San Diego | California | 92093 | — |
| University of California, San Francisco | San Francisco | California | 94143 | — |
| National Jewish Medical and Research Center | Denver | Colorado | 80206 | — |
| Brigham & Women's Hospital | Boston | Massachusetts | 02115 | — |
| Washington University, St. Louis | St Louis | Missouri | 63130 | — |
| Columbia University Health Sciences | New York | New York | 10032 | — |
| Duke University Medical Center | Durham | North Carolina | 27710 | — |
| Wake Forest University Health Sciences | Winston-Salem | North Carolina | 27157 | — |
| University of Texas Medical Branch | Galveston | Texas | 77555 | — |
| University of Wisconsin, Madison | Madison | Wisconsin | 53706 | — |
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 NCT00565266, 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 Jul 1, 2018 · Synced Jun 26, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00565266 live on ClinicalTrials.gov.