When you’re setting up or refining a drug testing program, you’ll see the term 5-panel drug test again and again. It’s one of the most widely used panels in the United States and often serves as the baseline for workplace, court, and program testing.

When safety, compliance, and trust are at stake, you need more than a basic drug screen. That’s where the 10-panel drug test comes in. It goes beyond the standard 5-panel to test for a wider range of commonly misused substances, especially prescription medications and sedatives that can quietly impair judgment and reaction time.

When you’re responsible for safety and compliance, whether you’re an employer, a safety manager, or an individual with court or workplace requirements, you’ll see the term 5-panel drug test expanded opiates a lot.

If you have ever wondered what is in a 4 panel drug test, this article will explain the components, how it works, and why it is important.