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Syncope

Medically reviewed by Drugs.com. Last updated on Dec 2, 2024.

What is syncope?

Syncope is also called fainting or passing out. Syncope is a sudden, temporary loss of consciousness, followed by a fall from a standing or sitting position. A syncope episode lasts for 1 to 2 minutes at a time. Syncope ranges from not serious to a sign of a more serious condition that needs to be treated.

What causes syncope?

Syncope is caused by a decrease in blood flow to the brain. When blood flow to the brain decreases, oxygen to the brain also decreases. Any of the following conditions may cause syncope:

What signs and symptoms may occur before syncope?

How is the cause of syncope diagnosed?

Your healthcare provider will ask about your medical history and examine you. Tell your provider about the medicines you take. You may need the following tests to find out what is causing your symptoms:

How is syncope treated?

Treatment depends on the cause of your syncope. To prevent syncope from happening again, you may need any of the following:

What can I do to manage syncope?

What can I do to prevent a syncope episode?

Call your local emergency number (911 in the US) or have someone call if:

When should I seek immediate care?

When should I call my doctor?

Care Agreement

You have the right to help plan your care. Learn about your health condition and how it may be treated. Discuss treatment options with your healthcare providers to decide what care you want to receive. You always have the right to refuse treatment. The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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