NCT05476484Completed
Comparative Real World Effectiveness of SQ Sublingual Immunotherapy (SLIT)-Tablets vs. Controls in Allergic Rhinitis and Asthma
Long-term Real World-effectiveness of SQ Sublingual Immunotherapy (SLIT)-Tablets in Subjects With Allergic Rhinitis With or Without Asthma: Results From a Multinational, Retrospective Register Study
Source: ClinicalTrials.gov · Last updated 20 Jul 2026
Brief summary (registry, in English)
To assess the impact of SQ SLIT-tablets (SQ Grass SLIT-tablet and SQ HDM SLIT-tablet) in Danish and Swedish allergic rhinitis (AR) patients, with or without asthma, between 2007-2020.
- Status (registry)
- Completed
- Study type
- Observational
- Enrollment
- 46196 (actual)
- First submitted
- 29 Jun 2022
- Start date
- 1 Apr 2022
- Primary completion date
- 30 Jun 2024
- Lead sponsor
- ALK-Abelló A/S
- Diseases
- Asthma
- NCT number
- NCT05476484
What you commit to
- Study type: Observational
- Participants enrolled: 46196
- From 1 Apr 2022 to the primary completion date, 30 Jun 2024
- 1 site in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Prior treatment
- \- Any allergy immunotherapy treatment prior to the index event
Who the study is looking for
- AR-patients identified by having at least two dispensations of prescribed AR medications for two consecutive years and/or ICD10-codes of AR in specialty care
- For the SQ SLIT-tablet cohort:
- \- at least 2 dispensations within 365 days of SQ SLIT-tablets (ATC: V01AA02 and V01AA03)
- For the control cohort:
- \- unexposed subjects will be identified from the study population of AR-patients that may be eligible to receive SQ SLIT-tablets, but have not dispensed a prescription of SQ SLIT-tablets during the index year of the case or prior to that year
Age in the registry: 5 years to - · Sex: All · Does not accept healthy volunteers
Sites (1)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| ALK Coordinator of this site? Confirm its status | Hørsholm | Denmark | Unknown status |
This page is information, not medical advice. Discuss any trial with your doctor.