PIM prescriptions (in descending order) and number of ADEs by drug category
| Drug category* | Number of prescriptions | Number of ADEs | Per cent |
|---|---|---|---|
| H2 blockers | 714 | 10 | 1.4 |
| Short-acting benzodiazepines | 646 | 61 | 9.4 |
| Stimulant laxatives (chronic use) | 362 | 18 | 5.0 |
| Long-acting benzodiazepines | 218 | 16 | 7.3 |
| Digoxin | 159 | 14 | 8.8 |
| Short-acting nifedipine | 155 | 4 | 2.6 |
| Strongly anticholinergic antihistamines | 128 | 17 | 13.3 |
| Ticlopidine | 123 | 5 | 4.1 |
| Sulpiride | 122 | 13 | 10.7 |
| Verapamil | 104 | 5 | 4.8 |
| Ultra-long-acting benzodiazepines | 96 | 11 | 11.5 |
| Non-COX selective NSAIDs with long half-life | 94 | 3 | 3.2 |
| Cimetidine | 50 | 0 | 0.0 |
| Amiodarone | 20 | 2 | 10.0 |
| Total | 2991 | 179 |
*Drug category is based on Beers Criteria list.
ADEs, adverse drug events; COX, cyclooxygenase inhibitor; NSAIDs, non-steroidal anti-inflammatory drugs; PIM, potentially inappropriate medications.