Your learning journey with
Dexcom ONE+
Dexcom ONE+
Follow these simple steps to discover what you need to know about setting up and using your Dexcom ONE+ real-time Continuous Glucose Monitoring (CGM) System.
Dexcom is here to support you on your journey with us, we’ll show you how to get the best out of your Dexcom ONE+ and where to find additional help and guidance.
Your first 10 days with Dexcom ONE+
Don’t forget to remind your Healthcare Professional to add your Dexcom ONE+ onto your repeat prescription requests.
How to replace your sensor on day 10 when using the app on your smartphone†
Making diabetes treatment decisions based on your Dexcom readings||
Managing Dexcom in schools
Our School Guide is here to help parents and carers share the basics of Dexcom ONE+ with their child’s school, and set up a plan for better diabetes management for children at school.
§ Dexcom ONE+ sensor is waterproof and may be submerged under eight feet of water for up to 24 hours without failure, when properly installed.
Managing Dexcom in residential settings
Our Residential Care Guide advises those planning care and supporting people living with diabetes using Dexcom CGM systems in all residential care settings, including residential homes, assisted living and correctional facilities.
*Smart devices sold separately.
Share and Follow
You can share your glucose data with up to 10 people (followers) using the Dexcom Share function on the app. Once your followers have downloaded the Dexcom Follow app to their compatible smart device, they will be able to remotely monitor your glucose data.†
It’s also easy to share data through the app – simply press ‘Connections’ at the bottom of the screen then press the ‘Share’ icon and follow the onscreen instructions.
*Smart devices sold separately.
Dexcom Clarity‡
Dexcom Clarity† is an important part of your CGM system, helping you to identify glucose patterns.
Download the guide below for instructions on sharing Dexcom Clarity with your diabetes healthcare team.
Frequently Asked Questions
Q Can I get Dexcom ONE+ wet?
The Dexcom ONE+ sensor is waterproof up to 2.4 meters§ and continues to take automatic readings while submerged. You can get the sensor wet while bathing, showering or swimming, but please note that if you’re in or near water, your compatible display device may need to be closer than 6 meters to get sensor readings, or you may not get sensor readings until you get out.
Looking for help?
Having problems with your device or replacing your sensor? Donʼt worry, our Technical Support Team are here to help.
Beyond the basics
We hope your first 10 days have gone well and that you’re getting to grips with your system. When you’re ready, you can now find out how to make the most of Dexcom ONE+.
This page is for supplementary purposes only, please refer to your
IFU for complete instructions.
IFU for complete instructions.
*For a list of compatible smart devices, visit dexcom.com/Compatibility
† Internet connectivity required for data sharing. Following requires the use of the Follow App. Followers should always confirm readings on the Dexcom App or Receiver before making treatment decisions.
‡ An internet connection is required while uploading to Dexcom Clarity.
§ Dexcom ONE+ sensor is waterproof and may be submerged under eight feet of water for up to 24 hours without failure, when properly installed.
|| If your glucose alerts and readings from the Dexcom ONE+ do not match symptoms or expectations, use a blood glucose meter to make diabetes treatment decisions.
Rebecca is a sponsored spokesperson of Dexcom.