| Sympathomimetic; at low doses: increases renal blood flow | | |
| Pure alpha adrenergic agonist | | |
| Beta-1 selective receptor blocker | | |
| Noradrenergic reuptake inhibitor | | |
| Beta-2 selective agonist | | |
| Indirect acting sympathomimetic | | |
| Contraindicated in patients using MAO inhibitors | | |
| Effective in reversing respiratory and cardiovascular effects of anaphylactic shock | | |
| Centrally-acting; reduces sympathetic outflow | | |
| CNS stimulant; appetite suppressant | | |
