This site is intended for US audiences only.

DAILY LIFE WITH OPTUNE PAX®

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Optune Pax® is designed to work in your everyday life

After starting Optune Pax, you and your doctor can review your treatment and how it fits into your lifestyle to determine your best path forward.

Optune Pax is wearable and portable,

so you can continue receiving treatment while going about your daily activities. Just remember to protect your arrays and device from direct sun and rain.

You should use Optune Pax at least 12 hours a day.

You can choose how and when to wear Optune Pax,

as it fits into your lifestyle, to reach your treatment goal.

You are not alone.

MyNovocure® is here to answer any questions you might have throughout treatment.*

*It’s important to know that MyNovocure cannot provide medical advice. To be sure you receive proper support, ask your doctor any treatment questions you may have.

Learn more

Can I sleep with Optune Pax?

  • Yes, you are able to sleep with Optune Pax. You should use Optune Pax for at least 12 hours per day. Wearing it while you sleep can help you reach this goal
  • Adjusting to sleeping with Optune Pax is different for everyone. Some people can adjust rather quickly while others may need some time. Call MyNovocure if you would like to speak to someone for resources or tips
  • The device can be plugged into the wall while you sleep

Traveling with Optune Pax

Optune Pax is wearable and portable.

You can take it with you, so you can continue your treatment routine even when you’re on the move. Find tips below on how best to travel with Optune Pax.

TSA tips:

  • Inform TSA that you are wearing a medical device that contains metal
  • The device and arrays will set off airport screening devices
  • When powered down completely, Optune Pax equipment is safe for X-ray security scanning. Please follow TSA directions

 

Please allow additional time to proceed through airport security and to your gate. If needed, you can request special assistance from your airline to help you get to your gate. The Optune Pax Treatment Kit contains rechargeable lithium batteries. While flying, lithium batteries must be carried on, not checked, per federal regulations.

 

Call MyNovocure to have a TSA travel letter sent to you by mail or email. The TSA letter will help make the security process easier.

MyNovocure is your full‑service support partner

Learn how we can help

Indication and Important Safety Information

What is Optune Pax® approved to treat?

Optune Pax is an FDA-approved, wearable therapeutic device, used together with gemcitabine and nab-paclitaxel (a chemotherapy combination). It is indicated for the treatment of adult patients with locally advanced pancreatic cancer.

Who should not use Optune Pax?

Optune Pax for locally advanced pancreatic cancer is not for everyone. Talk to your doctor if you have:

  • An electrical implant. Use of Optune Pax together with electrical implants has not been tested and may cause the implanted device not to work properly
  • A known sensitivity to gels like the gel used on electrocardiogram (ECG) stickers or transcutaneous electrical nerve stimulation (TENS) electrodes. In this case, skin contact with the gel used with Optune Pax may commonly cause increased redness and itching. In rare cases, it may lead to severe allergic reactions that can cause a drop in blood pressure and difficulty breathing

Do not use Optune Pax if you are pregnant or are planning to become pregnant. If you are a woman who is able to get pregnant, you must use birth control when using the device. It is not known if Optune Pax is safe or effective during pregnancy.

What should I know before using Optune Pax?

Optune Pax should only be used after receiving training from qualified personnel, such as your doctor, a nurse, or other medical staff who have completed a training course given by Novocure®, the maker of Optune Pax.

  • Do not use any parts that did not come with the Optune Pax Treatment Kit sent to you by Novocure or given to you by your doctor
  • Do not get the device or transducer arrays wet
  • Please be aware that Optune Pax has a cord that plugs into an electrical socket. Be careful of tripping when it's connected
  • If you have an underlying skin condition where the transducer arrays are placed, discuss with your doctor whether this may prevent or temporarily interfere with Optune Pax treatment

What are the possible side effects of Optune Pax?

The most common side effects of Optune Pax used together with chemotherapy drugs were low neutrophils, low red blood cell count, low platelet count, low white blood cell count, diarrhea, nausea, vomiting, abdominal pain, constipation, fatigue, swelling, fever, pain, COVID-19, infection, respiratory tract infection, urinary tract infection, pneumonia, liver enzyme increased, weight loss, low potassium level, low albumin level, high blood sugar, muscle pain, neuropathy peripheral (damage to the nerves outside the brain and spinal cord), taste disorder, dizziness, difficulty sleeping, shortness of breath, hair loss, skin-related disorders, and low blood pressure.

Device-related skin adverse effects associated with the use of Optune Pax include skin inflammation, rash, itching, flat or raised spots, skin redness, skin irritation, skin reaction, and open sores. Other device-related adverse effects associated with the use of Optune Pax include overheating of the array, leading to pain and/or local skin burns, allergic reaction to the adhesive or gel from the transducer arrays, and local warmth and tingling sensation beneath the arrays. Talk to your doctor if you have any of these side effects or have any questions.

Please see the full Patient Information and Operation Manual (PIOM) for Optune Pax at OptunePax.com.

 

Indication and Important Safety Information

What is Optune Pax® approved to treat?

Optune Pax is an FDA-approved, wearable therapeutic device, used together with gemcitabine and nab-paclitaxel (a chemotherapy combination). It is indicated for the treatment of adult patients with locally advanced pancreatic cancer.

Who should not use Optune Pax?

Optune Pax for locally advanced pancreatic cancer is not for everyone. Talk to your doctor if you have:

  • An electrical implant. Use of Optune Pax together with electrical implants has not been tested and may cause the implanted device not to work properly
  • A known sensitivity to gels like the gel used on electrocardiogram (ECG) stickers or transcutaneous electrical nerve stimulation (TENS) electrodes. In this case, skin contact with the gel used with Optune Pax may commonly cause increased redness and itching. In rare cases, it may lead to severe allergic reactions that can cause a drop in blood pressure and difficulty breathing

Do not use Optune Pax if you are pregnant or are planning to become pregnant. If you are a woman who is able to get pregnant, you must use birth control when using the device. It is not known if Optune Pax is safe or effective during pregnancy.

What should I know before using Optune Pax?

Optune Pax should only be used after receiving training from qualified personnel, such as your doctor, a nurse, or other medical staff who have completed a training course given by Novocure®, the maker of Optune Pax.

  • Do not use any parts that did not come with the Optune Pax Treatment Kit sent to you by Novocure or given to you by your doctor
  • Do not get the device or transducer arrays wet
  • Please be aware that Optune Pax has a cord that plugs into an electrical socket. Be careful of tripping when it's connected
  • If you have an underlying skin condition where the transducer arrays are placed, discuss with your doctor whether this may prevent or temporarily interfere with Optune Pax treatment

What are the possible side effects of Optune Pax?

The most common side effects of Optune Pax used together with chemotherapy drugs were low neutrophils, low red blood cell count, low platelet count, low white blood cell count, diarrhea, nausea, vomiting, abdominal pain, constipation, fatigue, swelling, fever, pain, COVID-19, infection, respiratory tract infection, urinary tract infection, pneumonia, liver enzyme increased, weight loss, low potassium level, low albumin level, high blood sugar, muscle pain, neuropathy peripheral (damage to the nerves outside the brain and spinal cord), taste disorder, dizziness, difficulty sleeping, shortness of breath, hair loss, skin-related disorders, and low blood pressure.

Device-related skin adverse effects associated with the use of Optune Pax include skin inflammation, rash, itching, flat or raised spots, skin redness, skin irritation, skin reaction, and open sores. Other device-related adverse effects associated with the use of Optune Pax include overheating of the array, leading to pain and/or local skin burns, allergic reaction to the adhesive or gel from the transducer arrays, and local warmth and tingling sensation beneath the arrays. Talk to your doctor if you have any of these side effects or have any questions.

Please see the full Patient Information and Operation Manual (PIOM) for Optune Pax at OptunePax.com.

 

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This website is intended only for US audiences seeking information on Optune Pax.

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Optune, Optune Pax, MyNovocure, and Novocure are registered trademarks of Novocure GmbH.  

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US-OPP-00008 v1.0 April 2026