Comparison of Skin Prick Testing and Intradermal Skin Test Result of Local and Imported Insect Allergen Extracts

Comparison of Skin Prick Testing and Intradermal Skin Test Result of Local and Imported Insect Allergen Extracts in Patients With Severe Insect Sting Allergy

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT03645291

Enrollment

Registered

2018-08-24

Start date

2018-06-20

Completion date

2019-07-30

Last updated

2019-08-14

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

Conditions

Allergy to Arthropod Sting

Keywords

insect sting allergy, Hymenoptera allergy, local insect allergen extracts

Brief summary

Comparison the results of skin prick testing and Intradermal skin test result of local and imported insect allergen extracts in patients with serious insect sting allergy reactions

Detailed description

The patients with serious insect sting allergy reactions were evaluated and skin prick test and intradermal test with local and imported insect allergen extracts were performed. Specific IgE for insects was also performed. The results of skin prick testing and Intradermal skin test of local and imported insect allergen extracts were compared. The results also compared with specific IgE to insects

Interventions

DIAGNOSTIC_TESTLocal insect allergen extracts skin test

Every patient received both local and commercial insect allergen extracts but in blinded methods

Study design

Allocation

NON_RANDOMIZED

Intervention model

PARALLEL

Primary purpose

DIAGNOSTIC

Masking

QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Masking description

None of the patients and participants know the type of insect allergen extracts used in skin prick and intradermal test

Intervention model description

Comparison of skin prick testing and Intradermal skin test result of local and imported insect allergen extracts in patients with severe insect sting allergy

Eligibility

Sex/Gender

ALL

Age

5 Years to No maximum

Healthy volunteers

Inclusion criteria

* Patients with severe insect allergy reaction * Allow being done skin test and blood foe specific IgE

Exclusion criteria

* Serious systemic diseases * severe asthma * pregnant or nursing * severe and extended skin lesion

Design outcomes

Primary

Measure	Time frame	Description
Comparison of positive skin test results of local and commercial insect allergen extracts	1 year	Measure wheal size of skin test of local and commercial insect allergen extracts then compare the positive result and wheal size between local and commercial extracts.

Countries

Thailand

Outcome results

None listed

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