Detection Windows The window to detect the presence of a particular drug in a personâs urine is highly dependent on multiple factors, such as: Hydration-More dilute urine from high fluid intake may cause dilution of drug and therefore a negative result due to levels present but below the cutoff.
Alcohol flush reaction. Alcohol flush 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 after consuming alcoholic beverages.
From the WebMD Archives. March 24, 2009 -- A red face after drinking alcohol may be a warning sign of esophageal cancer risk. A new report shows people who experience a red face or flushing after drinking alcohol have a much higher risk of developing esophageal cancer than those who do not.