Status:

COMPLETED

Role of Cigarette Smoking in Regulating Allergen-induced Early and Late Responses in Mild Asthmatics

Lead Sponsor:

Hamilton Health Sciences Corporation

Conditions:

Asthma

Eligibility:

All Genders

18-65 years

Phase:

EARLY_PHASE1

Brief Summary

The objective of this study is to determine the effect of cigarette smoking on inflammatory cell recruitment to the lungs after an allergen challenge, in non-smoking and currently smoking mild asthmat...

Detailed Description

10 non-smoking adult subjects and 10 smoking adult subjects with mild atopic asthma will be studied. Part 1: On the first study day of the triad, subjects will undergo screening procedures, including...

Eligibility Criteria

Inclusion

  • Subjects with mild atopic asthma, presently well controlled on ß2-agonist only.
  • Baseline FEV1 more than or equal to 70% of predicted normal.

Exclusion

  • Past or present cardiovascular, renal, liver or endocrine disease.
  • Airway infection during the last 4 weeks.
  • Exacerbation during the last 4 weeks.
  • Inhaled or oral steroids during the last 4 weeks.
  • Anti-asthma medication other than inhaled and/or oral ß2-agonists during the last 4 weeks.
  • Pregnant or lactating women or women actively seeking pregnancy or lack of adequate contraception.

Key Trial Info

Start Date :

August 1 2008

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

July 1 2009

Estimated Enrollment :

25 Patients enrolled

Trial Details

Trial ID

NCT00626171

Start Date

August 1 2008

End Date

July 1 2009

Last Update

April 24 2013

Active Locations (1)

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1

McMaster University

Hamilton, Ontario, Canada, L8N 3Z5