Non-invasive Measures of Distal Lung Disease in Asthmatics

Non-Invasive Measures of Distal Lung Disease in Asthmatics Before and After Therapy Directed at the Proximal vs. Distal Lung

Status

Completed

Phases

Phase 4

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00250341

Enrollment

Registered

2005-11-08

Start date

2005-09-30

Completion date

2007-09-30

Last updated

2021-12-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Asthma

Brief summary

This is a Phase 4, single center study conducted in mild-to moderate asthmatics.

Detailed description

The study consists of 3 phases. There are 7 study visits.

Interventions

DRUGServent Diskus

50 mcg

DRUGQVAR

480 mcg

DRUGAdvair

250/50 mcg

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

NONE

Eligibility

Sex/Gender

ALL

Age

18 Years to 65 Years

Healthy volunteers

Inclusion criteria

* 18-65 years old * Currently using SABA prn or a low-to-moderate persistent asthma

Exclusion criteria

* Tobacco use within 1 year or \>= 5 pack years

Design outcomes

Primary

Measure	Time frame
High resolution Cat Scans	—

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026