ISRCTN ISRCTN35638452
DOI https://doi.org/10.1186/ISRCTN35638452
Clinical Trials Information System (CTIS) 2025-522359-24-00
Integrated Research Application System (IRAS) 1011840
Protocol serial number 1066
Sponsor University of Leicester
Funder AstraZeneca
Submission date
07/08/2025
Registration date
10/12/2025
Last edited
10/12/2025
Recruitment status
Recruiting
Overall study status
Deferred
Condition category
Respiratory
Prospectively registered
Protocol
Statistical analysis plan
Results
Individual participant data
Record updated in last year

Plain English summary of protocol

The Health Research Authority (HRA) has approved deferral of publication of the full details of the trial. The full details will be added to the study record within 30 months after the trial has ended.

Contact information

Dr Bonnie Millar
Scientific

University of Leicester, University Road
Leicester
LE1 7RH
United Kingdom

Email bsm19@leicester.ac.uk
Dr Christopher Brightling
Scientific, Principal investigator

Glenfield Hospital
Leicester
LE5 4PW
United Kingdom

Email Ceb17@leicester.ac.uk

Study information

Primary study designInterventional
AllocationRandomized controlled trial
MaskingBlinded (masking used)
ControlPlacebo
AssignmentParallel
Purpose-
Scientific titlePhase II trial code: 1066
Study objectivesThe Health Research Authority (HRA) has approved deferral of publication of the full details of the trial. The full details will be added to the study record within 30 months after the trial has ended.
Ethics approval(s)

Approved 08/10/2025, Seasonal REC (2 Redman Place, Stratford, London, E20 1JQ, United Kingdom; +44 (0)207 104 8241; seasonal.rec@hrs.nhs.uk), ref: 25/LO/0628

Health condition(s) or problem(s) studiedThe Health Research Authority (HRA) has approved deferral of publication of the full details of the trial. The full details will be added to the study record within 30 months after the trial has ended.
InterventionThe Health Research Authority (HRA) has approved deferral of publication of the full details of the trial. The full details will be added to the study record within 30 months after the trial has ended.
Intervention typeDrug
PhasePhase II
Drug / device / biological / vaccine name(s)The Health Research Authority (HRA) has approved deferral of publication of the full details of the trial. The full details will be added to the study record within 30 months after the trial has ended.
Primary outcome measure(s)

The Health Research Authority (HRA) has approved deferral of publication of the full details of the trial. The full details will be added to the study record within 30 months after the trial has ended.

Key secondary outcome measure(s)

The Health Research Authority (HRA) has approved deferral of publication of the full details of the trial. The full details will be added to the study record within 30 months after the trial has ended.

Completion date31/12/2027

Eligibility

Participant type(s)Patient
Age groupMixed
Lower age limit40 Years
Upper age limit85 Years
SexAll
Target sample size at registration96
Key inclusion criteriaThe Health Research Authority (HRA) has approved deferral of publication of the full details of the trial. The full details will be added to the study record within 30 months after the trial has ended.
Key exclusion criteriaThe Health Research Authority (HRA) has approved deferral of publication of the full details of the trial. The full details will be added to the study record within 30 months after the trial has ended.
Date of first enrolment31/08/2025
Date of final enrolment31/03/2027

Locations

Countries of recruitment

  • United Kingdom
  • Denmark
  • Netherlands
  • Spain

Study participating centre

-
-
NO COUNTRY SPECIFIED, assuming England
-
England

Results and Publications

Individual participant data (IPD) Intention to shareNo
IPD sharing plan summaryData sharing statement to be made available at a later date
IPD sharing plan

Editorial Notes

08/08/2025: Study's existence confirmed by Health Research Authority (HRA) (UK)