1. The early use of Antibiotics in at Risk CHildren with InfluEnza Eligibility assessment and recruitment tips www.archiestudy.com

2. Dr Kay Wang ARCHIE Study Chief Investigator E-mail: kay.wang@phc.ox.ac.uk

3. Patients to consider for ARCHIE ‘At risk’ children aged 6 months to 12 years Cough AND fever* during influenza season (October to March) Within 5 days of symptom onset No known contraindication to co-amoxiclav Does not require immediate antibiotics or hospitalisation *Reported as symptom or temperature 37.9°C or higher during consultation

4. Full eligibility criteria

6. Inclusion criteria Add screenshot of online version.

7. Inclusion criteria Add screenshot of online version.

8. Key ‘at risk’ categories (see INCLUSION CRITERIA link) Prematurity in children aged 6 to 23 months – born at less than 37 weeks’ gestation Immunodeficiency – drugs, haematological conditions, malignancy, sickle cell disease Diabetes mellitus Neurological conditions – compromising respiratory function/handling of respiratory secretions Lung conditions – asthma requiring controller therapy, recurrent viral wheeze, hospitalisation within last 12 months (asthma, bronchiolitis). NOT cystic fibrosis. Cardiac conditions – being actively managed or monitored by specialist hospital team

9. Exclusion criteria Add screenshot of online version.

10. Known hypersensitivity to beta-lactam antibiotics or clavulanic acid History of jaundice or hepatic impairment due to co- amoxiclav Severe liver disease with jaundice, increased bleeding risk, bilirubin >50 micromol/litre (2 measurements within last 12 months) Known or suspected infectious mononucleosis Known phenylketonuria Any medication interactions eGFR less than 30 ml/min/1.73m 2 Contraindications to co-amoxiclav See EXCLUSION CRITERIA link

12. Recruitment timeframe Same day if possible Following (working) day if still eligibility criteria – Complete eligibility assessment form on the same day as the baseline assessment.

13. Face to face consultation Full eligibility assessment Baseline assessment Consider booking longer appointment or appointment at end of surgery Telephone consultation Initial eligibility assessment Introduce study (information leaflets on www.archiestudy.com)www.archiestudy.com Study website Screen prompts (EMIS Web)

14. Screen prompt (EMIS Web) Consulting with any of the following: – Cough – Pyrexia – Influenza – Influenza-like illness – Upper respiratory tract infection – Viral illness Provided: – Age 6 months to 12 years – Coded ‘At risk of influenza-related complications’ (EMISNQAT42)

15. Record interest ‘in principle’

16. Thank you for listening