Efficacy of Inhaling Bronchodilator Medications in Chronic Obstructive Pulmonary Disease
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Purpose
Some patients with Chronic Obstructive Pulmonary Disease (COPD) report that they are uncertain whether they achieve clinical benefit using a dry-powder inhaler (DPI). One possible explanation is that the patient is unable to inhale the dry powder bronchodilator medication into the lower respiratory tract due to a low peak inspiratory flow rate (PIFR). A PIFR < 60 l/min is considered to be suboptimal flow for a DPI, including the Diskus device. The hypothesis of the study is that the FEV1 measured at two hours after inhalation of the study medication will be higher with arformoterol solution (15 mcg) from a nebulizer compared with salmeterol dry powder (50 mcg) inhaled from the Diskus.
| Condition | Intervention |
|---|---|
|
Chronic Obstructive Pulmonary Disease |
Drug: arformoterol Drug: salmeterol |
| Study Type: | Interventional |
| Study Design: | Allocation: Randomized Endpoint Classification: Efficacy Study Intervention Model: Crossover Assignment Masking: Open Label Primary Purpose: Treatment |
| Official Title: | Efficacy of Inhaling Bronchodilator Medications in Patients With Chronic Obstructive Pulmonary Disease Who Have a Low Peak Inspiratory Flow Rate |
- change in FEV1 from baseline at two hours after inhalation of the study medication [ Time Frame: 2 hours ] [ Designated as safety issue: No ]
- change in breathing difficulty on bidirectional scale (-5 to +5) [ Time Frame: 2 hours ] [ Designated as safety issue: No ]
| Estimated Enrollment: | 20 |
| Study Start Date: | July 2011 |
| Estimated Study Completion Date: | December 2012 |
| Estimated Primary Completion Date: | December 2012 (Final data collection date for primary outcome measure) |
| Arms | Assigned Interventions |
|---|---|
|
Experimental: arformoterol
beta-2 agonist bronchodilator
|
Drug: arformoterol
15 mcg administered via nebulizer
Other Name: Brovana
|
|
Active Comparator: salmeterol
beta-2 agonist bronchodilator
|
Drug: salmeterol
50 mcg delivered vis Diskus
Other Name: Serevent
|
Eligibility| Ages Eligible for Study: | 60 Years to 90 Years |
| Genders Eligible for Study: | Both |
| Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- male or female patient 60 years of age or older; diagnosis of COPD; current or former smoker; previous or current use of Diskus device; PIFR < 60 l/min using the In-check DIAL against the resistance of the Diskus device; clinically stable.
Exclusion Criteria:
- any patient who has a concomitant disease that might interfere with study procedures or evaluation; inability to withhold short-acting and long-acting bronchodilators on the days of testing
Contacts and Locations| Contact: Donald A Mahler, M.D. | 603 650-5533 | Donald.a.mahler@hitchcock.org |
| Contact: Laurie A Waterman, MS | 603 650-5729 | Lauire.a.waterman@hitchcock.org |
| United States, New Hampshire | |
| Dartmouth-Hitchcock Medical Center | Recruiting |
| Lebanon, New Hampshire, United States, 03756-0001 | |
| Contact: Donald A Mahler, M.D. 603-650-5533 Donald.a.mahler@hitchcock.org | |
| Contact: Laurie A Waterman, MS 603 650-5729 Lauire.a.waterman@hitchcock.org | |
| Principal Investigator: Donald A Mahler, M.D. | |
| Principal Investigator: | Donald A Mahler, M.D. | Dartmouth-Hitchcock Medical Center |
More Information
Publications:
| Responsible Party: | Dartmouth-Hitchcock Medical Center |
| ClinicalTrials.gov Identifier: | NCT01391559 History of Changes |
| Other Study ID Numbers: | CPHS22812 |
| Study First Received: | July 8, 2011 |
| Last Updated: | September 28, 2012 |
| Health Authority: | United States: Institutional Review Board |
Keywords provided by Dartmouth-Hitchcock Medical Center:
|
breathing difficulty |
Additional relevant MeSH terms:
|
Lung Diseases Respiration Disorders Pulmonary Disease, Chronic Obstructive Lung Diseases, Obstructive Respiratory Tract Diseases Bronchodilator Agents Formoterol Salmeterol Autonomic Agents Peripheral Nervous System Agents Physiological Effects of Drugs |
Pharmacologic Actions Anti-Asthmatic Agents Respiratory System Agents Therapeutic Uses Adrenergic beta-2 Receptor Agonists Adrenergic beta-Agonists Adrenergic Agonists Adrenergic Agents Neurotransmitter Agents Molecular Mechanisms of Pharmacological Action |
ClinicalTrials.gov processed this record on June 13, 2013