Signs of lithium toxicity and treatment
a) Tremor, confusion, seizures; discontinue lithium and give supportive care
b) Hyperreflexia, bradycardia, hypotension; administer IV fluids and sodium bicarbonate
c) Hypotension, tachycardia, hyperthermia; administer IV calcium gluconate and insulin
d) Agitation, hallucinations, delirium; administer IV lorazepam and haloperidol