Efficacy of Lyophilized Food Extracts for Skin Prick Tests and Atopy Patch Test at Different Storage Time
- Conditions
- Food Allergy
- Registration Number
- NCT03645629
- Lead Sponsor
- Mahidol University
- Brief Summary
Comparison the result of skin prick tests and atopy patch test of lyophilized food extracts at different storage time (0, 3 and 6 months) after preparation
- Detailed Description
Skin prick test were performed with lyophilized food extracts (cow milk, egg white, egg yolk, wheat, soy and shrimp) at different storage time (0, 3 and 6 months) after preparation.
Atopy patch test were performed with lyophilized food extracts (cow milk, egg white, egg yolk, wheat, soy and shrimp) at different storage time (0, 3 and 6 months) after preparation
Recruitment & Eligibility
- Status
- COMPLETED
- Sex
- All
- Target Recruitment
- 40
- mild to moderately severe food allergy patients
- At least positive skin test to one kind of common food (commercial extract)
- Stop antihistamine or corticosteroid (if more than 20mg/day) for at least 7 days
- Dermographism
- Severe systemic disease such as autoimmune disease, immune deficiency, malignancy
- Severe dermatitis or large area involment
- pregnancy
Study & Design
- Study Type
- INTERVENTIONAL
- Study Design
- PARALLEL
- Primary Outcome Measures
Name Time Method skin test result of lyophilized foods at 6 months after preparation 6 month Perform skin prick test and atopy patch test the patients with lyophilized foods at 0, 3 and 6 months after preparation and compare the results at 6 months to 0 and 3 months.
- Secondary Outcome Measures
Name Time Method
Related Research Topics
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Trial Locations
- Locations (1)
Siriraj Hospital. Mahidol University
🇹🇭Bangkok, Thailand
Siriraj Hospital. Mahidol University🇹🇭Bangkok, Thailand