| Concomitant drug | Number of patients | Number of alerts made by CPOE | Recommen dations accepted | Number of alerts made by phone | Recommen dations accepted |
|---|---|---|---|---|---|
| Amiodarone | 25 | 16 | 6(37%) | 9 | 9(100%) |
| Amlodipine | 26 | 15 | 9(60%) | 11 | 7(64%) |
| Ciclosporin | 1 | 1 | 1(100%) | – | – |
| Diltiazem | 26 | 15 | 9(60%) | 11 | 10(91%) |
| Gemfibrozil | 2 | 1 | 1(100%) | 1 | 1(100%) |
| Ketoconazole | 1 | 1 | 1(100%) | – | – |
| Verapamil | 7 | 5 | 1(20%) | 2 | 1(50%) |
| Total | 87 | 54 | 28 | 34 | 28 |
| Ratio | 62% | 52% | 39% | 82% | |