Side Effects and Complications of Dobutamine, Dipyridamole, and Adenosine Stress Myocardial Perfusion Imaging
| Complication | Dobutamine | Dipyridamole | Adenosine |
|---|---|---|---|
| Tachyarrhythmias | 8% | 0.00008* | 3.3% |
| Atrioventricular block | NA | NA | 7.6% |
| Dyspnea | 5.8% | NA | 35.2% |
| Flushing | 0.2% | NA | 36.5% |
| Hypotension | 3.4% | 11% | 1.8% |
| Hypertension | 0.01% | NA | 0.05% |
| Headache | 6.5% | NA | 14.2% |
| Dizziness/light- headedness | 4% | NA | 8.5% |
| Transient ischemic attack | NA | 0.001 | NA |
| Nausea/gastrointestinal discomfort | 0.6% | NA | 14.6% |
| Death | — | 0.0001% | — |
| Nonfatal infarction | — | 0.0002% | 0.0001% |
↵* Only sustained ventricular arrhythmias were reported.
NA = data unavailable.