1.Talking to oneself, laughing to oneself. 2.Distracted, frozen in thought. 3.Hearing a voice talking to her when she is alone, around or inside herself. 4.Hearing the sound of running water or other mechanical sounds behind the voice that speaks to them. 5.Feeling that one’s thoughts or behavior are controlled by others. 6.Feeling that others can know your thoughts or ideas without telling them to others. 7.People around them are stalking, monitoring, eavesdropping, etc. 8.No sense of security, feeling that the food and water are poisonous. Knowing the presence or absence of these symptoms is the only way to determine whether it is schizophrenia. And what you described so far is mainly some depression or anxiety symptoms. Sertraline is an antidepressant, and ziprasidone, although an antipsychotic, can also be used in the treatment of other disorders such as manic-depressive disorder, usually in small to medium doses at this time.