Category Archives: Blood & Urine Tests

Information and updates on evidential blood and urine testing in Ohio.

Alcohol Flush Reaction: An Allergy to Alcohol

Have you ever heard anyone say that they are “allergic” to alcohol?  Well, if the person is of Asian descent, they may have a common reaction to alcohol know as Alcohol Flush Reaction.

Salcohol flushtudies have shown about a third of Japanese, Chinese, and Koreans respond to alcohol by turning red.

The reaction is a condition in which an individual develops flushes or blotches associated with erythema on the face, neck, shoulders, and, in some cases, the entire body [Read the full post. . .]

OVI Law: Elimination of Alcohol By Oxidation

ovi lawOVI law requires an understanding of how alcohol enters, affects and exits the body.  Here is a brief overview of the elimination process.

Alcohol exits the human body by being oxidized by a number of very important enzymes.  Foremost among these enzymes are ADH (alcohol dehydrogenase) and ALDH (aldehyde dehydrogenase).  Over 90% of the ingested alcohol is oxidized in the liver.  The remaining 10% is excreted via the breath (.07%), the urine (.03%) and sweat (.01%). [Master, S., Chapter 23: [Read the full post. . .]

Urine Testing: No Privacy For You!

urine testingThe rules for urine testing in Ohio are set forth at Ohio Administrative Code 3701-53-05 & 3701-53-06.  At O.A.C. 3701-53-05, it is clearly stated that a urine test must be witnessed.  It states at subsection (D),

(D) The collection of a urine specimen must be witnessed to assure that the sample can be authenticated. Urine shall be deposited into a clean glass or plastic screw top container which shall be capped, or collected according to the laboratory protocol as written

[Read the full post. . .]

Alcohol And Your Body: A Primer

alcoholAbout 20% of the alcohol (actually the impairing substance is ethanol) in your beverage is absorbed in the stomach and the remaining 80% is absorbed in the small intestine.  How fast it is absorbed is dependent on various factors.

  • The higher the percentage in the beverage, the faster the absorption;
  • Are you mixing? Carbonated beverages tend to speed up absorption;
  • Hungry? Food in your stomach slows down the absorption;

When it is absorbed it looks for the water in your [Read the full post. . .]

DUI Law: What Did SCOTUS Say In Missouri v. McNeely

dui lawIf you have been following developments in DUI law, you have no doubt heard about the United States Supreme Court decision in Missouri v. McNeely, 133 S.Ct. 1552 (2013).  The case deals with when, and under what circumstances the government is required to seek a warrant prior to drawing blood from a suspected DUI offender. Below is a quote from the case which provides a reasonable (and short) analysis of the case.  If you want to read [Read the full post. . .]