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Allergic RhinitisNCT00513487

Effects of Multiple Nasal Exposures to House Dust Mite Allergen on Nasal and Body Inflammation and Airway Sensitivity

A study testing Dust mite extract, Fluticasone, Methacholine in people with Allergic Rhinitis, run by Novartis at 1 site in Australia.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study will evaluate whether multiple nasal antigen challenges with dust mite allergen produces increases in nasal symptoms and local allergic inflammatory cells in the nose and the blood. Read more about this study

Who is it for?
Ages 18 to 55 yearsHealthy volunteers can take part
Conditions the study is for
Allergic Rhinitis
What is being tested?
Dust mite extract, Fluticasone, Methacholine
How many people
18 participants
Where
1 siteAustralia
Study dates
Jul 2007to Nov 2007
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 55 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Healthy non-smoking subjects with a history of allergic rhinitis consistent with dust mite allergy showing
  • A positive skin prick test to dust mite at or within the 12 months before study start
  • Demonstrate symptomatic worsening after graded nasal allergen challenge

Who cannot join

  • Subjects found to be very sensitive to house dust mites (if the skin prick test produces a wheal of mean with a diameter greater than 11 mm).
  • Presence of any respiratory disease other than a history of mild stable asthma not requiring regular treatment.
  • Any known contraindications for methacholine challenge testing
  • Other protocol-defined inclusion/exclusion criteria may apply.

Trial locations and contacts

1 site in 1 country.

Australia1 site
  • Novartis Investigative site

    Sydney

Other trials in Australia

About this study

Official title: Assessment of the Effects of Multiple Nasal Antigen Challenges With Dust Mite Allergen on Local and Systemic Allergic Inflammation and Bronchoreactivity in Subjects With Allergic Rhinitis Sensitive to House Dust Mite - a Feasibility and Site Evaluation Study

This study will evaluate whether multiple nasal antigen challenges with dust mite allergen produces increases in nasal symptoms and local allergic inflammatory cells in the nose and the blood.

Being tested
Dust mite extract, Fluticasone, Methacholine
Keywords
Allergic Rhinitis, dust mites, IgE, IL-13, nasal, inflammation
Medical subject headings
Rhinitis, Allergic, Inflammation

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Dust mite extract, Fluticasone, MethacholineDrug

    Dust mite extract, Fluticasone, Methacholine

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Total nasal symptom score recorded at baseline, and at pre-challenge,15 mins, 30 mins,and at 1,2,3,4,8 hours

    Measured: throughout the study

Secondary outcomes (1)
  1. Peak nasal inspiratory flow at time points of total nasal symptom score. Mechanistic markers during challenge days. Exhaled nitric oxide,forced expiratory vol in 1 second & airway resistance at baseline, first & last day

    Measured: throughout the study

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted8 Aug 2007 (estimated)
  2. Study startJul 2007
  3. Study completionNov 2007

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
18 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00513487
Sponsor's protocol ID
CPJMR0052107
Status last verified
Jul 2008
First submitted
6 Aug 2007
Last updated
15 Jul 2008
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A study testing Dust mite extract, Fluticasone, Methacholine in people with Allergic Rhinitis, run by Novartis at 1 site in Australia.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 15 Jul 2008. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Australia. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Total nasal symptom score recorded at baseline, and at pre-challenge,15 mins, 30 mins,and at 1,2,3,4,8 hours (time frame: throughout the study). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 15 Jul 2008.

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