May be delayed and follow crescendo-decrescendo course (due to delayed GI motility)
Neurologic
Ataxia 
Nystagmus
Seizures
Coma 
Anticholinergic Toxicity
Cardiovascular
Dysrhythmias are rare but may occur
Wide QRS from sodium channel blockade
QT Prolongation
Ataxia 
Nystagmus
Seizures
Coma
Dysrhythmias are rare but may occur
Wide QRS from sodium channel blockade
QT Prolongation
Carbamazepine toxicity
Phenytoin toxicity
Antipsychotic toxicity
Clonidine toxicity
Tianeptine toxicity
Carbamate toxicity
Acetaminophen toxicity
Valproic acid toxicity