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Author: Admin | 2025-04-28
Blood drug testing can provide accurate results of recent drug use. Detection times of drugs found in a blood test can vary depending on the type of drug used and other biological factors. Using blood to test for drugs is a less common method than urine or saliva, but it can be beneficial for certain applications.On average, drugs show up more quickly in a blood sample but cannot be detected for as long as other sample types, such as oral fluid.In rare cases, you may not be able to get a blood sample due to poor venous access (difficulty drawing blood from a vein).In these circumstances, another comparable drug test would be requested.Other types of drug tests that are requested include:a urine drug testa saliva/oral fluid drug testa hair drug testsweat chromatographyWhat Does A Blood Drug Test Show?Blood testing is frequently used in cases where recent drug use is suspected. Depending on the drug, recent drug use can mean anywhere from 2 to 16 hours prior to the drug test.These tests can show the actual amount of a substance present in a person’s blood, instead of testing for metabolites as a urine sample would show.Blood testing can be a more difficult process, as samples must be collected by a trained phlebotomist and sent to a laboratory for diagnostic testing.Who Would Request A Blood Drug Test?Because blood testing tends to be more invasive and expensive than other types of illicit drug screenings, it is not commonly used for workplace drug testing.Blood testing is requested in instances where proof of recent substance use is needed.Law enforcement will sometimes request blood tests to be used in certain circumstances, such as a car accident where drugs or alcohol were a suspected reason for the crash.Blood tests are considered to be more accurate than urine or saliva tests, but it can take several days to a week for toxicology results to be available.They’re typically administered in a healthcare setting, such as a hospital or medical clinic.Blood Drug Test Results Detection TimesBlood tests typically look for the actual parent drug of a substance, which means a
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