'To give or not to give medication, that is the question.' Healthcare personnel's perceptions of factors affecting pro re nata medication in sheltered housing for older adults - a focus-group interview study.

HCP working in sheltered housing describe that PRN medication management is affected by numerous human factors, that consequently may affect patient outcomes and safety. HCP involved in PRN medication management should be aware of factors that affect their decision-making, and safe management requires a professional practice built on medicines competence, practical skills and experience.