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WARNING!
• Choose a different spot each time you test. Repetitive punctures in the
same spot may cause soreness and calluses.
• Before you decide to begin AST, please consult your health professional.
Step2 Get a drop of blood.
Select the puncture site (either the nger or an
alternative site). Clean the puncture site with 70%
alcohol cotton and let it air dry.
► Fingertip testing
Hold the lancing device rmly against the side of
your nger. Press the release button. You will hear
a click, indicating that the puncture is complete.
►Alternative Site Testing
Follow the section “Alternative Site Testing” on
pages 11 and 12.
After penetration, gently massage the punctured
area to obtain blood. Be careful NOT to smear
the blood sample.
The rst drop of blood usually contains tissue u-
id and serum, which may affect the test result. For
this reason, discard the rst drop of blood with a
clean tissue paper or cotton and use the second
drop of blood for testing.
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