Clinical Study to Evaluate the Efficacy of VR506 Using a New Inhaler for the Treatment of Asthma
Public ClinicalTrials.gov record NCT01472757. 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, Double-blind, Placebo-controlled, Parallel Group, Study to Evaluate the Efficacy and Safety of VR506 Inhaled From a New Inhaler in Adolescent and Adult Subjects With Asthma
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of the study is to evaluate the clinical efficacy of three doses of VR506 delivered via a new dry powder inhaler for the treatment of asthma.
Study identification
- NCT ID
- NCT01472757
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2, Phase 3
- Enrollment
- 374 participants
Conditions and interventions
Eligibility (public fields only)
- Age range
- 12 Years to 65 Years
- 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
- Oct 2011 (Type not available)
- Primary completion
- May 2013 (Actual)
- Completion
- May 2013 (Actual)
- Last update posted
- Apr 21, 2020
2011 – 2013
United States locations
- U.S. sites
- 32
- U.S. states
- 19
- U.S. cities
- 31
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Vectura Clinical Trial Site 10038 | Fountain Valley | California | 92708 | — |
| Vectura Clinical Trial Site 10031 | Los Angeles | California | 90048 | — |
| Vectura Clinical Trial Site 10044 | Mission Viejo | California | 92691 | — |
| Vectura Clinical Trial Site 10022 | Orange | California | 92868 | — |
| Vectura Clinical Trial Site 10014 | Rancho Mirage | California | 92270 | — |
| Vectura Clinical Trial Site 10027 | Rolling Hills Estates | California | 90274 | — |
| Vectura Clinical Trial Site 10033 | San Jose | California | 95117 | — |
| Vectura Clinical Trial Site 10016 | Vista | California | 90283 | — |
| Vectura Clinical Trial Site 10023 | Centennial | Colorado | 80112 | — |
| Vectura Clinical Trial Site 10001 | Colorado Springs | Colorado | 80907 | — |
| Vectura Clinical Trial Site 10025 | Denver | Colorado | 80230 | — |
| Vectura Clinical Trial Site 10041 | Sarasota | Florida | 34223 | — |
| Vectura Clinical Trial Site 10011 | Albany | Georgia | 31707 | — |
| Vectura Clinical Trial Site 10002 | Metairie | Louisiana | 70006 | — |
| Vectura Clinical Trial Site 10042 | Baltimore | Maryland | 21236 | — |
| Vectura Clinical Trial Site 10029 | North Dartmouth | Massachusetts | 02747 | — |
| Vectura Clinical Trial Site 10008 | Plymouth | Minnesota | 55441 | — |
| Vectura Clinical Trial Site 10020 | Warrensburg | Missouri | 64093 | — |
| Vectura Clinical Trial Site 10009 | Missoula | Montana | 59808 | — |
| Vectura Clinical Trial Site 10034 | Bellevue | Nebraska | 68123 | — |
| Vectura Clinical Trial Site 10035 | Omaha | Nebraska | 68114 | — |
| Vectura Clinical Trial Site 10015 | Omaha | Nebraska | 68130 | — |
| Vectura Clinical Trial Site 10040 | Rochester | New York | 14618 | — |
| Vectura Clinical Trial Site 10010 | Sylvania | Ohio | 43560 | — |
| Vectura Clinical Trial Site 10017 | Oklahoma City | Oklahoma | 73103 | — |
| Vectura Clinical Trial Site 10028 | Medford | Oregon | 97504 | — |
| Vectura Clinical Trial Site 10024 | Portland | Oregon | 97202 | — |
| Vectura Clinical Trial Site 10021 | Upland | Pennsylvania | 19013 | — |
| Vectura Clinical Trial Site 10003 | Charleston | South Carolina | 29407 | — |
| Vectura Clinical Trial Site 10019 | Boerne | Texas | 78006 | — |
| Vectura Clinical Trial Site 10039 | Waco | Texas | 76712 | — |
| Vectura Clinical Trial Site 10004 | Draper | Utah | 84020 | — |
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 50 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01472757, 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 Apr 21, 2020 · Synced Oct 29, 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 public registry record, listed eligibility criteria, and available contact information for NCT01472757 live on ClinicalTrials.gov.