Prolonged requirement for ventilatory support in a patient with Eskalith overdose.

Lithium (Eskalith) is commonly used in the treatment of depressive and bipolar affective disorders, in a population at relatively high risk for overdose. Lithium may help correct a chemical imbalance in the brain; however, it has a comparatively narrow therapeutic index. Thus, lithium intoxication is a frequent complication of chronic lithium therapy.