National Drug Testing is your source for drug testing

Substance abuse is an employee and employer problem. Don't let substance abuse impact your bottom line.

Click here to find out how substance abuse can impact the workplace

Whether you need to meet your DOT requirements, you’ve decided to establish a new substance abuse screening program or would like to improve an existing one, we can help. We provide the following tests with fast and accurate results:

Our professional, certified collectors can administer tests anytime, anywhere.

Types of Drug Tests

Urine drug screen - Also known as urinalysis, this procedure requires that one provide a sample of urine.

Hair drug screen - Hair follicle testing is quite accurate and can go back 6 months or longer, showing any controlled substances used.

Oral fluid based drug screen - Saliva/oral fluid-based drug tests can generally detect use during the previous few days. It detects the presence of nicotine, alcohol, amphetamine, morphine, phencyclidine, THC (marijuana), methamphetamine and cocaine metabolites in the saliva. The saliva swab drug screen test is an easy-to-use test that requires the donor to place the saliva swab drug screen test into the mouth and the administrator to confirm the test results.

Sweat patch drug screen - Sweat tests are patches attached to the skin to collect sweat over a long period of time (10-14 days).

We can screen for the following substances

Our drug testing can screen for over 10 different substances, including:

Turn-around time

Our turnaround time is 24-48 hours.

We provide on-site collection 24 hours a day


All of our drug tests are certified by a medical review officer to ensure the accuracy of the results