FreeStyle Libre 2 Sensor

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FreeStyle Libre 2 Sensor – Continuous Glucose Monitoring for Up to 14 Days

The FreeStyle Libre 2 Sensor is a wearable continuous glucose monitoring (CGM) device that provides real-time glucose readings with optional alerts. Designed for people with diabetes aged 4 years and older, it allows for accurate, convenient, and discreet glucose tracking without routine finger pricks. Each sensor is worn on the back of the upper arm and provides up to 14 days of continuous monitoring.

This sensor can be scanned at any time using a compatible reader or smartphone app. With optional high and low glucose alarms, users are instantly notified of potentially dangerous glucose levels—even without scanning.

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Key Features

• 14-Day Sensor Life: One sensor provides up to two weeks of continuous monitoring.

• Real-Time Readings: View your current glucose level, trend arrow, and 8-hour history.

• Optional Alarms: Get notified of low or high glucose levels instantly.

• No Routine Finger Pricks: Calibrated at the factory, it doesn't require manual calibration.

• Comfortable & Discreet: Thin, lightweight, and easily worn under clothing.

• Water-Resistant: Can be worn while swimming, showering, or exercising.

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Why Use the FreeStyle Libre 2 Sensor?

• Eliminates the hassle of multiple daily finger sticks.

• Instant trend data helps manage blood glucose more effectively.

• Discreet and easy to use, even for children and active users.

• Convenient 14-day wear reduces the frequency of sensor changes.

• Proactive glucose management with alarms for hypo- and hyperglycaemia.

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Reasons You Might Not Want to Use It

• Must be scanned at least once every 8 hours to retain complete data history.

• May not be suitable for users requiring real-time CGM integration with insulin pumps.

• Sensor adhesion and comfort may vary depending on skin type or activity level.

• Not all devices may be compatible with the sensor app—check compatibility before purchase.

• Some users may find the alarms disruptive in quiet or sleep settings.

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Advantages

• Efficient monitoring: Quick access to glucose trends and patterns.

• Improved safety: Alarms can alert users or caregivers to dangerous glucose levels.

• Non-invasive: Greatly reduces need for finger-prick blood tests.

• Flexible access: Use with reader or smartphone.

• Ideal for daily life: Swim, shower, or exercise without removing the sensor.

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Disadvantages

• Does not stream data continuously unless actively scanned (unlike some other CGMs).

• Limited sensor wear site (back of upper arm) may not suit everyone.

• May not store full 14-day history if not scanned every 8 hours.

• Sensor placement and application require care to ensure proper adhesion.

• Does not automatically adjust insulin—requires manual intervention.

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Frequently Asked Questions (FAQ)

Q1: How long does each FreeStyle Libre 2 Sensor last?
Each sensor lasts up to 14 days and should be replaced immediately after this period for accurate readings.

Q2: Can I stop using finger-pricks completely?
Most users will no longer need routine finger-prick testing, but it may still be necessary in some cases, such as when symptoms do not match readings.

Q3: How often should I scan the sensor?
You should scan the sensor at least every 8 hours to keep a full record of your glucose levels.

Q4: Is the sensor waterproof?
Yes. The sensor is water-resistant and can be worn while swimming or showering (up to 1 meter for 30 minutes).

Q5: Are there alarms?
Yes. The FreeStyle Libre 2 offers optional real-time alarms for low and high glucose levels. You can customize them to suit your needs.

Q6: Can children use the FreeStyle Libre 2?
Yes. It is approved for use in children aged 4 and above, with appropriate adult supervision.

ALWAYS READ THE LABEL ON THE PRODUCT AND FOLLOW THE DIRECTIONS FOR USE UNLESS DIRECTED BY YOUR HEALTHCARE PROFESSIONAL.

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