Healthdirect Free Australian health advice you can count on.

Medical problem? Call 1800 022 222. If you need urgent medical help, call triple zero immediately

healthdirect Australia is a free service where you can talk to a nurse or doctor who can help you know what to do.

beginning of content

Brand name: Denpax TM

Listen to the Pronunciation:

Active ingredients: fentanyl

What it is used for

For the management of pain associated with cancer, palliative cancer and other conditions in patients where: - other treatment options have failed, are contraindicated, not tolerated or are otherwise inappropriate to provide sufficient management of pain, and - the pain is opioid-responsive, and - severe enough to require daily, continuous long term opioid treatment. Not for use in opioid-naive patients.

How to take it

The way to take this medicine is: Transdermal.

  • Store below 25 degrees Celsius
  • See Product information for shelf life
  • Shelf lifetime is 3 Years.

You should seek medical advice in relation to medicines and use only as directed by a healthcare professional.

Always read the label. If symptoms persist see your healthcare professional.

Visual appearance

Translucent, rectangular patch with rounded corners, randomly printed with white ink "fentanyl 5.1mg delivers 50ug/hr", on a removable release liner

Do I need a prescription?

This medicine requires authorisation for prescription from your doctor. It is Schedule 8 : Controlled Drug.

Is this medicine subsidised?

This medicine was verified as being available on the PBS (Pharmaceutical Benefits Scheme) on September 1, 2022. To learn more about this subsidy, visit the Pharmaceutical Benefits Scheme (PBS) website.

Over 65?

This medicine contains the active ingredients:

If you are over 65 years of age, there may be specific risks and recommendations for use of this medicine. Please discuss your individual circumstances with your pharmacist, doctor or health professional. For more information read our page on medication safety for older people.

Pregnant or planning a pregnancy?

For the active ingredient fentanyl

You should seek advice from your doctor or pharmacist about taking this medicine. They can help you balance the risks and the benefits of this medicine during pregnancy.

Consumer Medicines Information (CMI)

For side effects, taking other medicines and more

Print the CMI.

Listen to the CMI.


Reporting side effects

You can help ensure medicines are safe by reporting the side effects you experience.

You can report side effects to your doctor, or directly at www.tga.gov.au/reporting-problems

Back to top back to top

Need more information?

These trusted information partners have more on this topic.

Healthdirect 24hr 7 days a week hotline

24 hour health advice you can count on

1800 022 222

Government Accredited with over 140 information partners

We are a government-funded service, providing quality, approved health information and advice

Australian Government, health department logo ACT Government logo New South Wales government, health department logo Northen Territory Government logo Government of South Australia, health department logo Tasmanian government logo Victorian government logo Government of Western Australia, health department logo

Healthdirect Australia acknowledges the Traditional Owners of Country throughout Australia and their continuing connection to land, sea and community. We pay our respects to the Traditional Owners and to Elders both past and present.