In the DSM-V, anhedonia is a component of depressive disorders, substance related disorders, psychotic disorders, and personality disorders, where it is defined by either a reduced ability to experience pleasure, or a diminished interest in engaging in pleasurable activities. Olanzapine is used to treat the symptoms of schizophrenia (a mental illness that causes disturbed or unusual thinking, loss of interest in life, and strong or inappropriate emotions) in adults and teenagers 13 years of age and older. I'm 15 and I take 2.5mg tablet of Zyprexa every night and I started them on Tuesday - they're to calm my anxieties. It definetley works for that, but I was wondering if they cause a loss of interest in things?? I was in my GCSE mocks last week and although they made me calmer about them and I didn't have that knot in my. Medication Guide ZYPREXA. Increased risk of death in elderly people who are confused, have memory loss and have lost touch with reality (dementia-related psychosis). 2. High blood sugar (hyperglycemia). 3. High fat levels in your blood (increased cholesterol and triglycerides), especially in teenagers age 13to 17or when used in combination with fluoxetine in children age 10 to 17. 4. Weight. References. 1. FDA. U.S. Food and Drug Administration Zyprexa Relprevv (olanzapine pamoate): Drug Safety Communication - FDA review of study sheds light on two deaths associated with the injectable schizophrenia drug. ZYPREXA may cause serious side effects, including: 1. Increased risk of death in elderly people who are confused, have memory loss and have lost touch with reality (dementia-related psychosis). 2. lack or loss of strength loss of interest or pleasure runny nose sneezing stomach discomfort, upset, or pain stuffy nose thirst trouble sleeping trouble with concentrating watering of the mouth Less common. Blemishes on the skin body aches or pain chills cold sweats congestion cough dry skin. Best Answer: Yep zyprexa does wonders for anxiety, schizophrenia and bipolar, but feeling like a zombie is a common side effect as is losing interest in things. You have to decide whether the side effects are worth the benefits. Good luck.