Medications and psychological counseling (psychotherapy) are very effective for most people with condition like your sister....Your primary care doctor or psychiatrist can prescribe medications to relieve Medications and psychological counseling (psychotherapy) are very effective mode of treatment....Your primary care doctor or psychiatrist can prescribe medications to relieve symptoms. However, many people with depression also benefit from seeing a psychologist or other mental health professional..Consult nearest psychiatrist they will do the needful.