You want a safe, productive workplace. Our employment drug screening services are designed to help you achieve just that.
Regulated & Non-Regulated · DOT & Non-DOT Programs · Nationwide
Ensuring a drug-free workplace is crucial for safety, productivity, and compliance.
Protect your team and work environment from the risks associated with substance abuse.
Meet industry regulations and standards, particularly in sectors like transportation, healthcare, and manufacturing.
Deter employees from using drugs that could impair their performance.
Improve overall job performance and reduce absenteeism.
Ensure a safe and healthy work environment for everyone.
Our extensive network of over 1,200 labs offers customized pre-employment drug testing solutions. This ensures you get the most reliable and comprehensive results for your needs.
Multi-panel drug tests can screen for multiple substances at once, providing a comprehensive overview of a candidate's drug use history.
Our full suite of occupational health services supports the logistics and management of your organization's physical exams, drug testing, MRO services, DOT tracking, and medical assessment needs.
With changing laws and attitudes towards marijuana, you may choose to exclude marijuana from your drug screening process. However, screening for other substances remains critically important to maintain a safe and productive workplace.
We offer multiple specimen collection types depending on your detection window needs and workplace policy.
Detects recent drug use within the past 1–3 days for most substances (up to 30 days for chronic marijuana use).
Identifies drug use patterns over the past 90 days. Not affected by short-term abstinence.
Detects very recent use, typically within the last 24–48 hours. Non-invasive, difficult to adulterate, and suitable for post-accident testing.
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Screens for Marijuana, Cocaine, Opiates, and PCP.
Adds Barbiturates, Benzodiazepines, Methadone, Propoxyphene, and Quaaludes to the 5-panel test.
Includes all substances in the 10-panel test plus additional drugs like Ecstasy (MDMA) etc.
A random drug testing program selects employees using a scientifically randomized process, meaning anyone in the testing pool is equally eligible at any time.
Most urine drug tests produce results within 24–72 business hours. Negative results are typically returned faster. Hair follicle tests generally take 2–3 business days.
A standard 5-panel test screens for marijuana (THC), cocaine, opiates (including codeine and morphine), amphetamines (including methamphetamine), and phencyclidine (PCP).
Detection times vary by frequency of use. Occasional users (1–3 times per week) may test positive for 3–4 days. Moderate users (4 or more times per week) can test positive for 5–7 days. Daily or heavy users may show a positive result for up to 30 days or longer.
No. Standard workplace drug tests do not screen for caffeine. Tests are designed to detect controlled substances, and caffeine is not among them.
A dilute sample has higher-than-normal water content, indicated by low creatinine and specific gravity levels. This can result from excessive water intake before testing.
Pre-employment testing is conducted after a conditional job offer and before an employee starts work. Random testing is conducted on an unannounced, ongoing basis throughout employment.
In most cases, yes. While marijuana is legal recreationally or medically in many states, federal law still classifies it as a controlled substance. Most private employers and all DOT-regulated employers retain the right to maintain a drug-free workplace policy and enforce a zero-tolerance stance on marijuana.
Last updated: May 2026
Talk to one of our Chexperts today and see how our employment drug screening services can help you maintain a safe, productive workplace.
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