This test is recommended when there is a need to determine a person’s blood alcohol. • It is often conducted in emergency departments for individuals involved in accidents or suspected of alcohol intoxication.

Positive results indicate the presence of alcohol in the bloodstream. In a clinical setting, it may be used to assess intoxication levels, guiding appropriate medical interventions.

The test typically involves drawing a blood sample, usually from a vein in the arm. This is a standard blood collection procedure, which is minimally invasive and relatively quick.