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Immediate HypersensitivityNCT02561390

Comparison Between spIgE and Skin Prick Test of Local and Imported Aeroallergens

A study testing Skin prick test and specific IgE measurement in people with Immediate Hypersensitivity, run by Mahidol University at 1 site in Thailand.

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

The prevalence of Allergic rhinitis(AR) and asthma was increased world wide. In 1998, ISAAC found that prevalence of AR and asthma inThailand was in moderately high group. Tests for immediated reaction SPT and spIgE, were used for evaluated sensitization of allergen in patient. Read more about this study

Who is it for?
Ages 10 to 60 years
Conditions the study is for
Immediate Hypersensitivity
What is being tested?
Skin prick test and specific IgE measurement
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
84 participants
Where
1 siteThailand
Study dates
Nov 2013to Jun 2014
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 10 to 60 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Who may be able to join

  • Patient with controlled Asthma and/or AR (mild to moderate severity) who were diagnosed in Allergy clinic and ENT clinic, Siriraj hospital
  • SPT positve one of American Cockroach, House dust mite, cat, dog and mold.
  • Patient were consented to trial.

Who cannot join

  • Chronic disease such as heart disease, liver, renal and severe sepsis
  • History of anaphylaxis
  • Skin rash
  • Pregnancy

Trial locations and contacts

1 site in 1 country.

Thailand1 site
  • Faculty of Medicine Siriraj Hospital

    Bangkoknoi, Bangkok, 10700

Other trials in Thailand

About this study

Official title: In-vivo Potency Evaluation of American Cockroach, Dog, Cat, Dust Mites and Mold Allergen Extracts Produced by Siriraj Hospital Comparing With Imported Extracts by Using Skin Prick Test.

The prevalence of Allergic rhinitis(AR) and asthma was increased world wide. In 1998, ISAAC found that prevalence of AR and asthma inThailand was in moderately high group.

Tests for immediated reaction SPT and spIgE, were used for evaluated sensitization of allergen in patient. They guided the investigators for proper management as well as patient education. Clinician will use the result for choose allergen in case that might need immunotherapy.

SPT is safe and more economic for patient. Specific IgE has an advantage in patient who cannot withhold antihistamine prior SPT. In United state had a trial of result between SPT and spIgE for cockroach, cat, house dust mite and mold. It showed the correlation between two tests. In Thailand, the investigators haven't had data about it yet.

Read the detailed description

SPT and specific IgE for allergens is necessary for allergen avoidance and specific immunotherapy. To have local allergen extracts will help the patients to easier get the appropriate management

Being tested
Skin prick test, specific IgE measurement
Medical subject headings
Hypersensitivity, Immediate

What participants receive

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

  • Skin prick testProcedure or surgery

    skin prick test to American cockroach, dog, cat, dust mite and mold allergen extracts are performed

  • specific IgE measurementOther

    measure specific IgE of American cockroach, dog, cat, dust mite and mold

Study groups in NCT02561390
Study groupRoleWhat they receive
Skin prick test with aeroallergensExperimentalMean wheal diameters of SPT with commercial and local American coakroach, house dust mite, cat, dog and mold
Receives: Procedure: Skin prick test; Other: specific IgE measurement
specific IgE measurementExperimentalspecific IgE levels of commercial and local American coakroach, house dust mite, cat, dog and mold
Receives: Procedure: Skin prick test; Other: specific IgE measurement

What is being measured

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

  1. mean wheal diameter of SPT of local and imported allergen extracts and specific IgE levels

    measure and compare SPT result of local and imported allergen extracts

    Measured: 18 months

Timeline

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

  1. First posted28 Sep 2015 (estimated)
  2. Study startNov 2013
  3. Primary completionJun 2014
  4. Study completionJun 2014

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
Primary purpose
Diagnosis
Allocation
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
84 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02561390
Sponsor's protocol ID
Si521/2013
Status last verified
May 2016
First submitted
15 Sep 2015
Last updated
4 May 2016
Results posted
No
Data monitoring committee
No

Publications

  • Worldwide variation in prevalence of symptoms of asthma, allergic rhinoconjunctivitis, and atopic eczema: ISAAC. The International Study of Asthma and Allergies in Childhood (ISAAC) Steering Committee. Lancet. 1998 Apr 25;351(9111):1225-32.

    PubMed 9643741
  • Vichyanond P, Jirapongsananuruk O, Visitsuntorn N, Tuchinda M. Prevalence of asthma, rhinitis and eczema in children from the Bangkok area using the ISAAC (International Study for Asthma and Allergy in Children) questionnaires. J Med Assoc Thai. 1998 Mar;81(3):175-84.

    PubMed 9623008

Questions about this trial

What is this clinical trial studying?

A study testing Skin prick test and specific IgE measurement in people with Immediate Hypersensitivity, run by Mahidol University at 1 site in Thailand.

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 4 May 2016. 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 Thailand. 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?

mean wheal diameter of SPT of local and imported allergen extracts and specific IgE levels (time frame: 18 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02561390, which also lists 2 linked publications.

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 4 May 2016.

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