Most frequently used DBI medications in Irish older people in 2016*
| Medication | Anticholinergic/sedative effects | % patients |
| Codeine | Sedative | 20.1 |
| Tramadol | Sedative | 11.5 |
| Zopiclone | Sedative | 9.5 |
| Zolpidem | Sedative | 8.5 |
| Pregabalin | Sedative | 7.9 |
| Alprazolam | Sedative | 7.8 |
| Diazepam | Sedative | 6.5 |
| Escitalopram | Sedative | 5.9 |
| Prochlorperazine | Anticholinergic+sedative | 5.9 |
| Mirtazapine | Sedative | 4.8 |
*Prevalence calculated by the number of patients dispensed at least one prescription for a DBI medication divided by the total number of patients dispensed at least one prescription in 2016.
DBI, Drug Burden Index.