Migraine Medication Samples

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Definition

A capillary sample is a blood sample collected by pricking the skin. Capillaries are tiny blood vessels near the surface of the skin.


Alternative Names

Blood sample - capillary; Fingerstick; Heelstick


How the test is performed

Some blood tests are performed on blood obtained by pricking the skin of the finger, heel, or other areas and collecting a drop (or a few drops) of blood on a test strip or into a small container.

The area is cleansed with antiseptic and...

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