Photo of a person pricking a fingertip
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Attach the lancing device cap onto the lancing device if it isn't already attached. Use the depth dial on the top of the lancing device to select the penetration depth of your lancing tip. Place the tip covering the lancet on the side of your fingertip to avoid making the frequently used part of your finger sore. Press the button to discharge the lancet.

Depending on your glucose monitor, you may be able to test your blood glucose from other sites, such as your forearm or thigh. Check with your doctor or diabetes educator to find out if alternate site testing is right for you.

Feb. 25, 2015