Examples of procedural and legal prescribing errors identified
| Error type | Medication order | Description of error |
| Incomplete order | Oxycodone 5–10 mg orally when required, up to a maximum dose of 20 mg | Frequency omitted from order |
| Incomplete order | Morphine 2.5 mg subcutaneously every 4 hours when required | Maximum daily dose omitted from order |
| Unclear order | Heparin 5000 units subcutaneously twice daily | Abbreviation ‘SC’ used to indicate route, but this was unclear and looked like ‘SL’ |
| Unapproved abbreviation | Simvastatin 40 mg orally at night | Abbreviation ‘on’ used to indicate at night |