<prompt> The period of normalcy is seen between two psychosis. The diagnosis is:SchizophreniaManic depressive psychosisAlcoholismDepression  <response>: Manic depressive psychosis was the older name for bipolar disorder. In bipolar disorder, in between the episodes, patient is usually normal. Bipolar disorder: Episodes of - both mania continuing or at least 1 week and depression bipolar I disorder -both hypomania continuing or at least 4 days and depression bipolar II disorder 