Resources

Providing helpful resources and accurate answers from industry experts

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.

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Testimonials

The entire NDS team is thoroughly committed to providing our clients the best experience and to ensuring your complete satisfaction. Read what our clients’ have experienced while working with our award winning team.

Recent Blog Posts

Check out our latest blog posts to stay up to date with news from your favorite industry leading experts.

Department of Transportation (DOT) regulated employees who test positive for drugs or alcohol or refuse...

National Drug Screening (NDS) aims to provide comprehensive drug testing information to support employers and...

Methylene Blue and Drug Testing

Methylene blue may lead to urine appearing blue or green. The exact color is influenced...

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.

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Join Our Collector Network

Get more business by joining the National Drug Screening Collection site network. Once you join, we will work to get you more business in your door for fixed facility collections and for onsite mobile collections for urine drug testing, hair drug testing and alcohol testing.