How it works:
The Freestyle Libre sensor is applied to the back of the upper arm using a one-time applicator. It continuously measures glucose in interstitial fluid and transmits readings to a smartphone or dedicated scanner. No finger pricks required. Lasts up to 14 days.
Recommended for:
Apply the sensor to the back of the upper arm using the disposable applicator. Once applied, activate the sensor using the Freestyle Libre app or scanner. It will start recording glucose every 15 minutes for up to 14 days.
Contraindications
Side effects