Psychosis may be caused by changes in brain chemicals or structures. It can occur with:
Psychological conditions such as
- Schizophrenia and schizoaffective disorder
- Bipolar disorder, severe depression, and some personality disorders
Medical problems such as:
- HIV and AIDS, malaria, and brain infections
- Alzheimer and Parkinson disease
- Some medicines, or abuse of alcohol or illegal drugs
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The doctor will ask about your symptoms and health history. A physical exam will be done. The doctor will ask about use of substances. This includes alcohol use, illegal drugs, medicines, supplements and herbs. A mental health exam will be done.
Blood and urine tests will be done. This is to check for substances or imbalances in the body.
Treatment of psychosis depends on the cause. Hospital care may be needed until the condition is managed. Options may be:
- Counseling, such as cognitive-behavioral therapy—to help with coping
- Family therapy—to help the family cope
- Support groups—to talk to others with similar problems
- Medicines, such as:
- Antipsychotics—to reduce abnormal thinking
- Antianxiety medicines
- Mood stabilizers
This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.
Edits to original content made by Denver Health.
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National Institute of Mental Health https://www.nimh.nih.gov
National Mental Health Association http://www.mentalhealthamerica.net
Canadian Mental Health Association https://cmha.ca
Canadian Psychiatric Association http://www.cpa-apc.org
Ahsan MS, Mullick MS, et al. Substance use among the patients with first episode psychosis. Mymensingh Med J. 2018;27(2):313-320.
First psychosis–approach to the patient. EBSCO DynaMed website. Available at: https://www.dynamed.com/approach-to/first-episode-psychosis-approach-to-the-patient. Accessed March 12, 2021.
Psychosis. Centre for Addiction and Mental Health website. Available at: http://www.camh.ca/en/hospital/health%5Finformation/a%5Fz%5Fmental%5Fhealth%5Fand%5Faddiction%5Finformation/psychosis/Pages/Psychosis.aspx. Accessed March 12, 2021.
Psychosis. National Alliance on Mental Illness website. Available at: https://www.nami.org/About-Mental-Illness/Mental-Health-Conditions/Psychosis Accessed March 12, 2021.
Psychosis. NHS Choices website. Available at: http://www.nhs.uk/Conditions/Psychosis/Pages/Introduction.aspx. Accessed March 12, 2021.
Psychosis. Rethink Mental Illness website. Available at: https://www.rethink.org/diagnosis-treatment/conditions/psychosis. Accessed March 12, 2021.