How to Buy Prescription Drugs Online What is the Freestyle Libre 2 Sensor? The Freestyle Libre 2 Sensor is a small device worn on the back of the arm that monitors your blood sugar levels every minute. The device is about the size of a coin and sticks on the skin. The Freestyle Libre 2 Sensor device uses a small sensor to test your blood sugar instead of a finger prick. The Freestyle Libre 2 Sensor connects to a Freestyle Libre 2 Reader or your phone to alert you when your sugar levels are too low or too high. What are the side effects of using the Freestyle Libre 2 Sensor? Most of the side effects of the Freestyle Libre 2 Sensor are related to the skin where the device is placed. These mild side effects can include redness, inflammation, pain, bleeding at the site of sensor insertion, bruising, scarring, or irritation. What you should know before using the Freestyle Libre 2 Sensor? You can wear your Freestyle Libre 2 Sensor in the bath or shower. You should wear loose clothing around your Freestyle Libre 2 Sensor. Be careful when moving your arm around so that the Freestyle Libre 2 Sensor does not get caught on a doorway, seat belt, edge of furniture, or other commonplace items. FAQ: How do you remove the Freestyle Libre 2 Sensor?To remove the Freestyle Libre 2 Sensor, pull up the edge of the adhesive around the sensor and slowly peel the device away from your skin in one motion. How long does the Freestyle Libre 2 Sensor last?The Freestyle Libre 2 Sensor lasts 14 days. How often do you change Freestyle Libre 2 Sensor?You need to change your Freestyle Libre 2 Sensor every 2 weeks. What is the price of the Freestyle Libre 2 Sensor?Patients/caregivers can buy the Freestyle Libre 2 Sensor at discounted prices online at NorthWestPharmacy.com. Products similar to: Freestyle Libre Sensor The information provided on the NorthWestPharmacy.com website is intended to facilitate awareness about healthcare products and medical conditions generally but it is not a substitute for professional medical attention or advice. You should always speak with a qualified healthcare practitioner before taking any prescription or non-prescription drug.