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How Long Can Hair Detect Drugs?

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Table Of Content Misconception of hair drug tests Customized Service, Accurate Results How Long Can Hair Detect Drugs? How Far Back Can Hair Follicle Drug Testing Detect Drug Use? While some home breathalyzers are sold online, these devices are less sophisticated and unreliable compared to professional tests performed by a clinician. For example, a subpar breathalyzer may display false results for persons with diabetes simply because there is acetone in their system rather than alcohol. Once received by the laboratory, the hair sample may be washed prior to testing. Specialized methods of washing the hair sample remove some external contaminants, dirt, and grease from the surface of the hair. Misconception of hair drug tests Patients should also inform their doctor of any recent hair treatments, including shampooing, as these may affect test results. A sample of hair can be collected at home, at a laboratory, or in a medical setting. Many parents consider using drug testing a...

90 Day Lookback

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Table Of Content What to know about hair follicle drug tests What Is a Hair Drug test? Los Angeles Drug Testing locations Related Health Concerns Los Angeles DOT Drug & Alcohol Testing What are the rules for mandatory marijuana testing in California? Hair follicle drug tests are very difficult to cheat primarily because of the way samples are collected. During a hair collection, the collector will cut hair from the donor’s head. The hair is cut as close to the scalp as possible and, in most cases, the result is not visible to others. Many donors find a hair collection less awkward for the donor than urinating into a cup. It also eliminates the opportunity to cheat a drug test by using fake/synthetic urine, dilution or any other trick. What to know about hair follicle drug tests Whereas urine drug tests can detect recent drug use, hair follicle drug tests have a much larger window of detection. This allows persistent drug use to be detected along with more isolated instances...