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Trigeminal Neuralgia

Medically reviewed by Drugs.com. Last updated on May 6, 2024.

What is trigeminal neuralgia (TN)?

TN is a nerve disorder that causes sudden attacks of severe facial pain. You have a trigeminal nerve on each side of your face. The nerves allow you to feel pain, touch, and temperature changes in different areas of your face.

Trigeminal Nerve

What causes TN?

The exact cause of your TN may not be known. The following may increase your risk:

What can trigger a pain attack?

Most attacks are brought on by touching a trigger area on your face, such as from any of the following:

What are the signs and symptoms of TN?

TN causes sudden, sharp, or burning pain. It normally occurs on one side of your face but can occur on both sides. You can go days to years without any TN attacks. You may have any of the following:

How is TN diagnosed?

Your healthcare provider will ask about your symptoms and when they started. Tell him or her if you have a family history of TN. Your provider will look at your head, neck, mouth, jaws, and teeth. A CT scan, MRI, or MRA pictures may be used to check bones, muscles, or blood vessels. You may be given contrast liquid to help the bones, muscles, or blood vessels show up better in the pictures. Tell the healthcare provider if you have ever had an allergic reaction to contrast liquid. Do not enter the MRI room with anything metal. Metal can cause serious injury. Tell the healthcare provider if you have any metal in or on your body.

How is TN treated?

TN may go away on its own without treatment. If your TN is caused by another condition, your healthcare provider will also treat that condition.

Treatment options

The following list of medications are related to or used in the treatment of this condition.

View more treatment options

How can I help manage TN?

Where can I find more information?

Call your local emergency number (911 in the US) 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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