Video Library
Videos on all topics related to drug and alcohol testing, Medical Review Officer (MRO) Services, drug testing /TPA management software, employer training, DOT compliance, and more.
Testimonials
Recent Blog Posts
Oral Fluid Drug Testing – Advantages and Limitations
For non-regulated or non-DOT drug testing, the use of oral fluid has been around for well over 10 years. For United States Department of Transportation
TPA Software and MRO Services
At National Drug Screening, we get many requests for information from folks starting up a drug testing business or from existing drug testing businesses needing
Students in Truck Driving Schools – DOT Drug & Alcohol Testing
A student in a Truck Driving School with a Commercial Driver’s License (CDL) or Commercial Learner’s Permit (CLP) is required to have a drug test
Frequently Asked Questions
Drug Testing can be confusing. You have questions, we have accurate answers. If you can’t find what you’re looking for in our FAQ section, please contact our team at 866-843-4545.
