Comparing expired and fresh allergens in patch testing
Part of Immune system & allergy, Skin clinical trials.
This trial checks whether using expired allergens in patch tests gives the same results as using fresh ones. If you're scheduled for patch testing, you may be able to join and help improve how allergies are diagnosed.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You must be 18 years old or older.
- You must be referred for patch testing by your doctor.
- You must not have a condition that makes patch testing unsafe for you.
- You must not have widespread dermatitis (skin inflammation) on the day of the test.
- You must be able to return to the clinic for the test results.
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
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