Paresthesias (mouth, fingertips)
↑ DTRs
Cramps
Weakness
Confusion
Seizures
Chvostek/Trousseau signs, Tetany
Hallucinations
Laryngospasm
Bronchospasm
Cardiac dysrhythmias
Hypocalcemia
Chorea
Hypernatremia
Sydenham's chorea
Hyponatremia
Neuroleptic malignant syndrome
Ketonemia
Serotonin syndrome