Table 1.

Case study participants

Participants	Role	How they used the EMOS
Interviews
GP1-INT	General practitioner	In general practice and prescribing lead for the clinical commissioning group (CCG). Worked with the medicines management team in supporting the adoption of the EMOS by the CCG. Used the EMOS to send alerts to GPs.
GP2	General practitioner	In general practice and respiratory lead for the CCG. Utilised the EMOS to undertake audits of prescribing relating to respiratory conditions.
GP3	General practitioner	In general practice.
CCGP1 (additional observation as part of interview)	CCG pharmacist	Utilised the EMOS to undertake medication reviews with care home patients.
CCGP2	CCG pharmacist	CCG medicines management team. Used the EMOS to run audits centrally at the CCG and then alert clinicians locally.
Focus group A—general practitioners
GP4	General practitioner	In general practice.
GP1-FG	General practitioner	In practice and as prescribing lead for the CCG.
Focus group B—community pharmacists
CP1	Community pharmacist	Aware of, but no access.
CP2	Community pharmacist	Aware of, but no access.
CP3	Community pharmacist	Aware of, but no access.
CP4	Community pharmacist	Aware of, but no access.
Focus group C—patients
Pt1	Patient	Access through patient passport.
Pt2	Patient	Access through patient passport.
Pt3	Patient	Access through patient passport.
Pt4	Patient	Access through patient passport.
Focus group D—general practice managers
GPM1	General practice manager	In general practice.
GPM2	General practice manager	In general practice.
GPM3	General practice manager	In general practice.
GPM4	General practice manager	In general practice.

CCG, clinical commissioning group; EMOS, electronic medicines optimisation system.