Observational, non-comparative, epidemiological study to collect and analyse real life data on schizophrenic patients receiving quetiapine according to the standard medical practice in Croatia. The main objectives are to assess after 6 months of quetiapine therapy severity of illness and global improvement in patients using Clinical Global Impression (CGI) scale.

Inclusion Criteria:

• Patients with diagnosis of schizophrenia
• Patients who are already treated with quetiapine for at least 12 weeks (outpatients or hospitalised patients)
• Patients capable of signing ICF

Exclusion Criteria:

• Patients with hypersensitivity to active substance or any of the excipients of this product
• Patients with contraindication for quetiapine therapy according to the approved SmPC

Outpatients or hospitalised patients