Clinical Research Directory

Inclusion Criteria: * Diagnosed with schizophrenia spectrum disorder or other psychotic disorder * Frequent auditory hallucinations (at least 5 times a week). * Patients are on a stable dose of antipsychotic medication (which can also be zero) for at least 2 weeks. * Mentally competent for informed consent. * Provided informed consent. Exclusion Criteria: * Metal objects in or around the head that cannot be removed (i.e. cochlear implant, surgical clips, piercing) * History of seizures, or a history of seizures in first-degree relatives. * History of eye trauma with a metal object or professional metal workers * History of brain surgery, brain infarction, head trauma, cerebrovascular accident, broken skull, brain tumour, heart disease, cardiac pacemaker. * Skin disease on the scalp on the position of the tDCS electrodes * Coercive treatment based on a judicial ruling * Pregnancy in female patients