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Treatment for glioblastoma (GBM)
Intended for US audiences only.

Hear from Optune® users and caregivers about how they have put their lives on play

10,000+ people have started Optune. Here, some of those users and their caregivers share their experiences with you through video and stories. Click through below to learn more.

Talking to your doctor
Talking to your doctor

See how Optune users work with their doctors to fight GBM.

Device Support Specialist
Device Support Specialists (DSS)

Discover how others still do the things they love while on Optune.

A caregiver's guide
A caregiver's guide

Hear caregivers’ insights about caring for Optune patients and themselves.

Adjusting to Optune®
Adjusting to Optune

Watch patients discuss how they adjusted to using Optune.

nCompass Support Services
Support services

See Optune patients and caregivers share how nCompass helps with 24/7 support.

Talk to Optune® Users
Talk to Optune Users

Learn how the Optune Buddy Program connects you with current users.

Connect with an Optune user. Sign up now.

What is Optune® approved to treat?

Optune is a wearable, portable, FDA-approved device indicated to treat a type of brain cancer called glioblastoma multiforme (GBM) in adult patients 22 years of age or older.

Newly diagnosed GBM

If you have newly diagnosed GBM, Optune is used together with a chemotherapy called temozolomide (TMZ) if:

Recurrent GBM

If your tumor has come back, Optune can be used alone as an alternative to standard medical therapy if:

Who should not use Optune?

Optune is not for everyone. Talk to your doctor if you have:

Do not use Optune if you are pregnant or are planning to become pregnant. It is not known if Optune is safe or effective during pregnancy.

What should I know before using Optune?

Optune 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.

What are the possible side effects of Optune?

Most common side effects of Optune when used together with chemotherapy (temozolomide, or TMZ) were low blood platelet count, nausea, constipation, vomiting, tiredness, scalp irritation from the device, headache, seizure, and depression.

The most common side effects when using Optune alone were scalp irritation (redness and itchiness) and headache. Other side effects were malaise, muscle twitching, fall and skin ulcers.

Talk to your doctor if you have any of these side effects or questions.


Please click here to see the Optune Instructions for Use (IFU) for complete information regarding the device's indications, contraindications, warnings, and precautions.

On this site, patient and healthcare professional videos as well as all images labeled as Optune users, caregivers, or healthcare professionals depict actual patients, caregivers, and healthcare professionals. All other depictions of patients and caregivers are actor portrayals. Patient images reflect the health status of the patients at the time each photo was taken.

What is Optune approved to treat?

Optune is indicated to treat a type of brain cancer called glioblastoma multiforme (GBM) in adult patients 22 years of age or older.