<prompt> spina bifida is a complication ofcarbamezepineclozapinelithiumolanzapine  <response>: - SIDE EFFECTS OF THE DRUG - APLASTIC ANEMIA - AGRANULOCYTOSIS - Hyponatremia - Steven Johnsons syndrome - Liver enzyme elevation - It has teratogenic potential - CLEFT PALATE, FINGER NAIL HYPOLASIA, - SPINA BIFIDA Ref.kaplon and sadock, synopsis of psychiatry, 11 th edition, pg no. 935 