Revolutionizing Drug and Alcohol Testing Across the Nation. Comprehensive Drug Screening is one of the largest drug testing companies in the United States.

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and ETG
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Comprehensive Drug Screening

We have over 20,000 collection sites that can provide drug and alcohol testing nationwide. Comprehensive Drug Screening specializes in federal DOT drug testing, non-DOT drug testing, alcohol testing, random consortiums, drug-free workplace programs, and more. Our team of professionals can help you schedule a drug test anywhere in the US by calling our office at 800-713-5971 or you can order a drug test online, 24/7.

Certified Member

Services We Offer

Complete Chain of Custody Management – Electronic Custody and Control Form
Expert Laboratory Analysis
Online Scheduling, Tracking, and Reporting
Electronic Ordering Capabilities (eCCF)
Extensive Collection Site Network
Random Pool Management
Compliance and Audit Assistance
Medical Review Officer (MRO) Services
Policy Assistance and Management

We offer the following testing

Urine Testing
Hair Testing
DNA Testing
Saliva Testing
Alcohol Testing
Handle Policies

We have over 10,000 locations across the country and we also serve our customers nationwide.
We are a Third Party Administrator, who can also handle all their Drug screening needs.

Areas We Cover


We are an affiliate of

USA Mobile Drug Testing