Nasal spray test could make allergy shots smarter and cheaper
NCT ID NCT04544774
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study is testing whether a nasal allergen provocation test (NAPT) can help doctors start and monitor allergy immunotherapy more effectively. Researchers will follow 200 adults with allergic rhinitis who are beginning immunotherapy, using the NAPT along with blood tests and symptom questionnaires over three years. The goal is to see if this approach can improve treatment outcomes and reduce costs by tailoring therapy to each person's specific allergies.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Allergen immunotherapy (AIT) – allergy shots or drops
What this could lead to
If successful, this could help doctors personalize allergy treatment, saving time and money by only treating the allergens that matter most.
What could go wrong
This is an observational study, not a test of a new treatment. It may not lead to changes in practice, and results depend on patient participation over three years.
Disclaimer
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This is a summary of
the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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AZ Sint-Jan
NOT_YET_RECRUITINGBruges, 8000, Belgium
Contact Phone: •••-•••-•••• Email: •••••@•••••
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UZ Leuven
RECRUITINGLeuven, Vlaam Brabant, 3000, Belgium
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact
Contact Phone: •••-•••-•••• Email: •••••@•••••