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12-Panel Hair Follicle Drug Test: Which Test Do I Need | AMH Nationwide

12-Panel Hair Follicle Drug Test Which Test Delivers Reliable Long-Term Detection

The 12-panel hair follicle drug test which test detects drug use over a 90-day period by analyzing hair samples for 12 substances. It is ideal for employers, courts, and probation when long-term drug history is needed. Call (877) 731-6362 to schedule testing or get more information.

OVERVIEW

What is the 12-panel hair follicle drug test which test?

The 12-panel hair follicle drug test which test is a laboratory analysis that detects the presence of 12 different drugs or their metabolites in a hair sample. Unlike urine or saliva tests, this test covers approximately 90 days of drug use history, making it useful for long-term substance use detection.

AMH Nationwide routes all hair follicle tests through its five national lab networks: Quest Diagnostics, LabCorp, Omega Labs, United States Drug Testing Labs, and ExperTox. Every non-negative result is reviewed by a certified Medical Review Officer as standard procedure.

WHEN TO USE

When is the 12-panel hair follicle drug test which test the right choice?

This test is appropriate when a long detection window is required to assess drug use history over several months. It is commonly used by employers for pre-employment and random screening in non-DOT safety-sensitive roles, by courts and probation officers for monitoring compliance, and by individuals seeking comprehensive drug use information.

Employers: For comprehensive screening beyond recent use, especially non-DOT regulated positions.
Courts and Probation: To monitor long-term abstinence or detect prior drug use patterns.
Personal Testing: For individuals wanting a detailed drug use history over 3 months.
Not for DOT-Regulated Testing: DOT requires federally certified urine testing under 49 CFR Part 40.
COMPARISON

How does the 12-panel hair follicle drug test compare to other drug tests?

The 12-panel hair follicle drug test offers a longer detection window than urine and saliva tests but does not detect very recent drug use within the past week. Urine tests detect recent use within 1-3 days, while hair tests detect use approximately 7 days after ingestion through 90 days prior.

Test TypeDetection Window
12-Panel Hair Follicle TestUp to 90 days
Urine Drug Test1-3 days (up to 7 for some drugs)
Saliva Drug Test24-48 hours
Blood Drug TestHours to 1-2 days

Choosing the 12-panel hair follicle drug test depends on whether long-term drug history is more relevant than recent use detection.

SUBSTANCES TESTED

Which drugs does the 12-panel hair follicle drug test detect?

The 12-panel test screens for a standard group of commonly abused substances. These typically include:

Amphetamines (including methamphetamine)
Cocaine
Marijuana (THC)
Opiates (codeine, morphine, heroin metabolites)
Phencyclidine (PCP)
Benzodiazepines
Barbiturates
Methadone
Propoxyphene
Ecstasy (MDMA)
Oxycodone
Buprenorphine

Specific panels may vary by lab and test order. Contact AMH at (877) 731-6362 for exact panel details.

Ready to Schedule Your 12-Panel Hair Follicle Drug Test?

Call (877) 731-6362 to arrange testing or get detailed information about the 12-panel hair follicle drug test which test.

PROCESS

How is the 12-panel hair follicle drug test conducted?

A small sample of hair, usually about 1.5 inches long and the diameter of a pencil, is collected close to the scalp at a designated collection site. The sample is then sent to one of AMH’s five national lab partners for analysis.

The lab extracts and tests the hair for drug metabolites embedded in the hair shaft, reflecting drug use over the prior 90 days. Results are reviewed by a certified Medical Review Officer before being reported.

Because collection is routed through national labs, AMH directs individuals or employers to authorized sites; there is no online ordering.

COST & ORDERING

What does the 12-panel hair follicle drug test cost and how do I arrange testing?

Pricing varies depending on the specific drug panel and detection window requested. For an accurate quote and to schedule testing, contact AMH at (877) 731-6362.

AMH provides the lab order and directs to a local collection site. There is no online ordering option.

AMH
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AMH Nationwide Customer Service

AMH Nationwide is BBB A+ accredited and routes every order through Quest Diagnostics, LabCorp, Omega Labs, United States Drug Testing Labs, or ExperTox, all of which use multiple lab certification agencies and standards such as SAMHSA-aligned laboratory protocols, the ANSI National Accreditation Board for forensic testing and calibration, the College of American Pathologists (CAP), and Clinical Laboratory Improvement Amendments (CLIA). Every non-negative screen is reviewed by a certified Medical Review Officer as part of standard processing before a result is released, and chain-of-custody documentation is maintained on every collection. This page does not constitute medical or legal advice.

Last updated: July 2026
Frequently Asked Questions

Common Questions

The test detects drug use starting approximately 7 days after ingestion and can identify substances up to 90 days prior.

No. Hair testing does not detect drug use within the past week. For recent use, urine or saliva tests are more appropriate.

No. DOT requires federally certified urine testing under 49 CFR Part 40. Hair follicle testing is for non-DOT testing purposes.

All non-negative results undergo review by a certified Medical Review Officer who may verify legitimate prescriptions before final reporting.

The 12-panel test includes a standard set of 12 drugs. Custom panels are available but must be discussed when scheduling.

After contacting AMH at (877) 731-6362, you will be directed to an authorized local collection site within the national lab network.

Ready to get started?

AMH Nationwide provides the lab order and arranges collection nationwide. Every non-negative result reviewed by a certified Medical Review Officer. Call (877) 731-6362 or contact us.

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