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Are you an employer with a question about employee Drug & Alcohol testing?
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Most recent Drug & Alcohol Testing Questions

It is said that you would have to take CBD in 1000-2000mg doses for it to show up on a test and the fact that THC products are not regulated, and the dosing could be off. Is that true for everyone, or do some clients get to decide their threshold?

There is no test for CBD, DISA’s tests will screen for THC or cannabinoids. Any test that screens for THC or cannabinoids is going to report findings for THC or cannabinoids that exceed the panel thre...

Category: Drug and Alcohol Testing

What are you the current number of states where marijuana is legal (CBD only or Mixed)?

Please review our map of marijuana legalization here: https://disa.com/map-of-marijuana-legality-by-state...

Category: Drug and Alcohol Testing

Can an employee test positive for marijuana from second hand smoke?

Cut-off levels have been established to rule out passive or second hand smoke inhalation.  Clinical studies have been conducted to establish the cut-offs, and the studies concluded that it is extremel...

Category: Drug and Alcohol Testing

Is there a method to determine fake urine was used in a urinalysis?

Our lab partners use the most advanced screening technology, including screening methods to detect synthetic urine, to ensure quality control measures are in place for donors who try and cheat on a dr...

Category: Drug and Alcohol Testing

If an employee informs the employer that they are using a CBD product, what is the employers responsibility if that employee is in a safety-sensitive position?

The employer’s responsibility is to explain that there is no exception (under DOT regulations) for the use of any product that presents as THC metabolites and exceeds set thresholds on a DOT drug scre...

Category: Drug and Alcohol Testing

How do I obtain a waiver or exemption to gain access to an owner site?

You will need to contact your contract employer for the specific owner’s procedure for obtaining a waiver or exemption....

Category: Drug and Alcohol Testing

Can I hire someone with an invalid result?

An invalid test result is acceptable except in the following cases:   The employer needs a negative test result (DOT and Consortium Pre-Employment, Return-to-Duty)The MRO has instructed a recollection...

Category: Drug and Alcohol Testing

What is the expiration date of an oral fluid test?

Our preferred vendor partner, Orasure, utilizes the Intercept oral fluid collection device, which expires 24 months from the date of manufacture. So typically, they may have an 18-20-month date when r...

Category: Drug and Alcohol Testing