Unknown OBSERVATIONAL NCT04142905

Is Asthma in Subjects With Obstructive Sleep Apnoea (OSA) Due to Dysanapsis

Sponsor: Julie Dawson

Conditions Asthma Dysanapis Obstructive Sleep Apnoea (OSA)

Updated 8 times since 2019 Last updated: Dec 18, 2023 Started: Feb 10, 2021 Primary completion: Oct 1, 2025 Completion: Oct 1, 2025

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A observational or N/A phase clinical study on Asthma and Dysanapis, this trial is ongoing. The trial is conducted by Julie Dawson and has accumulated 8 data snapshots since 2021. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

Change History

8 versions recorded

Feb 2026 — Present [monthly]

Unknown

Status: Active Not Recruiting → Unknown
Sep 2024 — Feb 2026 [monthly]

Active Not Recruiting
Jul 2024 — Sep 2024 [monthly]

Active Not Recruiting
Jan 2024 — Jul 2024 [monthly]

Active Not Recruiting

Status: Not Yet Recruiting → Active Not Recruiting
Jan 2021 — Jan 2024 [monthly]

Not Yet Recruiting

▶ Show 3 earlier versions

Nov 2020 — Jan 2021 [monthly]

Not Yet Recruiting
Dec 2019 — Nov 2020 [monthly]

Not Yet Recruiting
Nov 2019 — Dec 2019 [monthly]

Not Yet Recruiting

First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Julie Dawson

Data source: Norfolk and Norwich University Hospitals NHS Foundation Trust

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Norwich, United Kingdom