How does hair follicle drug test work?
Hair drug testing is actually quite simple and only requires a hair sample to fill. Parents who are concerned about their teen's use of drugs to collect a strand of hair on her pillow. Employers can request a sample of their employees. Once a hair sample has been collected, it is sealed in an envelope and at a participating laboratory for completion. Hair analysis is faster and more accurate than other forms of drug testing.
For example, tests of hair samples from drug detect drug use for up to 90 days after use. The detection window is much larger (compare it to few days for urine and saliva drug testing based) hair drug testing because trace amounts of drug chemicals become trapped inside each hair. A simple lab test can detect traces of chemicals makes a test result is positive or negative. Once the results are recorded, you are sent notification of the results. Some companies even have a phone service where you call, enter an account number and retrieve the results in this way.
What types of medications can recognize Hair Drug Testing?
Hair sample drug testing can detect all major types of drugs, including cannabis, opiates, methamphetamine, PCP, ecstasy and cocaine. Hair follicle drug testing detects traces of illegal substances in the cortex of the hair taken up to 90 days after use.
Programs for employees drug testing often contain hair follicle drug testing into their plans because of the precision of these same tests. Although hair testing is more expensive than urine testing kit drug, for example, they can provide a precision almost ten times higher than other test methods. Similarly, hair follicle drug testing is not embarrassing collection of samples such as urine or saliva testing. A single hair is all that is necessary to obtain accurate results.
Parents can also benefit from hair sample drug testing. Hair analysis is discreet and confidential. A person may be tested without their knowledge, which makes parents can know the truth about the drug before their teen's allegations. By using hair drug testing in the home, parents can safeguard their teens against drug abuse and help stop the abuse should test results are positive.
