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The Role of the Nasal Allergen Provocation Test in Starting and Monitoring Allergen Immunotherapy

NCT04544774 · Status: RECRUITING · Type: OBSERVATIONAL · Enrollment: 200

Last updated 2026-05-01

No results posted yet for this study

Summary

This prospective multicentric academic NAPT study aims to compile a database of all patients who initiate immunotherapy.

The NAPT will take place before, during and after AIT to evaluate the cost and effectiveness of the treatment. The study consists of 4 visits and 2 telephone contacts that are repeated annually for 3 years.

This study will be conducted in 2 hospitals: UZ Leuven and AZ ST. Jan Brugge on the consultation Ear, Nose and Throat Diseases (ENT) and the department of Internal Medicine / Allergology

Conditions

  • Perennial Allergic Rhinitis
  • Seasonal Allergic Rhinitis
  • Local Allergic Rhinitis

Interventions

DRUG

AIT

AIT for airborn allergens (SCIT/SLIT)

DIAGNOSTIC_TEST

NAPT

NAPT test with airborn allergens ( HDM, Threes, Grasses)

Sponsors & Collaborators

  • AZ Sint-Jan AV

    collaborator OTHER

  • Universitaire Ziekenhuizen KU Leuven

    lead OTHER

Eligibility

Min Age
18 Years
Max Age
60 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2020-07-16
Primary Completion
2026-12-31
Completion
2026-12-31

Countries

  • Belgium

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04544774 on ClinicalTrials.gov