<prompt> hyponatremia is a side effect ofolanzapinelithiumcarbamezepineclonazepam  <response>: - SIDE EFFECTS OF THE DRUG - APLASTIC ANEMIA - AGRANULOCYTOSIS - Hyponatremia - Steven Johnsons syndrome - Liver enzyme elevation - It has teratogenic potential Ref. kaplon and sadock, synopsis of psychiatry, 11 th edition, pg no. 955 