Recent data indicates that hyperventilation may also be effective. Lidocaine can be used for arrhythmias as well. Diazepam 5 to 10 mg IV titrating to control agitation. Seizures are usually brief and self-limited. Treat as per seizure section .
Norepinephrine is the vasopressor of choice.
Dopamine may give a paradoxical hypotension. This misdiagnosis is particularly common in the elderly. Therefore will not alkalinize the urine. Hemodialysis for severe toxicity. Follow clinically and with serum salicylate levels.