Not Yet RecruitingNot Applicable

Factors Determining Tolerance to Nasal Allergen Exposure With Advanced Age in a Subset of Birch Pollen Allergic Subjects

Austria152 participantsStarted 2025-12-01

Plain-language summary

Nasal allergen study in patients aged 60+ with or without current respiratory allergy

Age range60 Years

SexALL

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Nasal IgG4

Timeframe: 5 weeks

NCT IDNCT06459219

SponsorSven Schneider, MD

Sponsor typeOTHER

Study typeOBSERVATIONAL

Primary completion2027-10-01