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Best Extended Hair Drug Test Panels (6, 9, 12-Month)

Best Extended Hair Drug Test Panels for 6 to 12 Months Detection Benefits

The best extended hair drug test panels (6, 9, 12-month) provide long-term drug use detection by analyzing hair samples up to a year old. These tests are ideal for employers and legal cases requiring extended drug history. AMH Nationwide routes collections through five national labs. Call (877) 731-6362.

OVERVIEW

What Are the Best Extended Hair Drug Test Panels?

The best extended hair drug test panels detect drug use over 6, 9, or 12 months by analyzing hair samples. Hair testing captures drug metabolites embedded in hair follicles, offering a longer detection window than urine or saliva tests.

AMH Nationwide provides access to these panels through five national lab networks: Quest Diagnostics, LabCorp, Omega Labs, United States Drug Testing Labs, and ExperTox. Each panel varies in drugs tested and detection length, tailored to specific needs.

PANEL OPTIONS

What Drugs Are Included in the Best 12 Month Hair Test Panels?

The best 12 month hair test panels typically screen for a broad range of substances, including:

These panels ensure comprehensive long-term drug use detection, which is critical for safety-sensitive positions or legal monitoring.

Amphetamines (including methamphetamine)
Cocaine
Marijuana (THC)
Opiates (morphine, codeine, heroin)
Phencyclidine (PCP)
Benzodiazepines (depending on panel)
Barbiturates (depending on panel)
MDMA (Ecstasy)

Panel availability and specific drug inclusions vary by lab network. Contact AMH to discuss the best extended hair panels for your testing requirements.

DETECTION WINDOW

How Long Do Extended Hair Drug Test Panels Detect Drug Use?

Extended hair drug test panels detect drug use for 6, 9, or 12 months, depending on the panel chosen. Hair grows approximately 0.5 inches per month, and labs analyze up to 1.5 inches for 3-month detection, extending to 3-6 inches for longer detection periods.

The best extended hair panels analyze hair segments corresponding to the desired look-back period, with 12-month panels evaluating up to 6 inches or more of hair length.

Panel LengthApproximate Hair Length Analyzed
6-Month Panel3 inches
9-Month Panel4.5 inches
12-Month Panel6 inches or more

Hair testing is less affected by short-term abstinence and tampering compared to urine tests, making it suitable for detecting long-term drug use.

WHO USES IT

Who Typically Orders the Best Extended Hair Drug Test Panels?

The best extended hair drug test panels are ordered by employers, legal entities, and probation officers requiring long-term drug use history. They are used for:

These panels provide insight into chronic drug use patterns rather than recent consumption.

Workplace drug testing for safety-sensitive or high-risk roles (non-DOT)
Legal and forensic cases requiring extended drug use evidence
Probation and parole drug monitoring
Employee rehabilitation monitoring

Request the Best Extended Hair Drug Test Panels Today

Contact AMH Nationwide to arrange a collection at a nearby site through one of our five national lab partners. Call (877) 731-6362 to discuss your testing requirements.

PROCESS

How Does AMH Nationwide Facilitate Extended Hair Drug Testing?

AMH Nationwide does not provide online ordering but directs requesters to collection sites within five national lab networks: Quest Diagnostics, LabCorp, Omega Labs, United States Drug Testing Labs, and ExperTox. After collection, samples are analyzed using validated hair testing methods.

Every non-negative screen is reviewed by a certified Medical Review Officer (MRO) as part of the standard processing to ensure accuracy and compliance.

PRICING

What Is the Cost of the Best Extended Hair Drug Test Panels?

Pricing for the best extended hair drug test panels varies depending on the panel size, detection window, and lab network. Costs may range significantly based on the number of drugs tested and length of hair analysis.

Call AMH Nationwide at (877) 731-6362 for a detailed quote tailored to your specific testing needs.

DOT TESTING

Are Extended Hair Panels Used for DOT-Regulated Testing?

No, extended hair drug test panels are not used for DOT-regulated safety-sensitive testing. DOT requires federally certified urine testing under 49 CFR Part 40. Hair testing is accepted for non-DOT roles only.

AMH Nationwide ensures compliance by directing DOT tests through proper urine protocols while providing extended hair panels for other testing purposes.

AMH
Reviewed & Maintained By
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

A small hair sample is cut close to the scalp, typically from the crown area. The sample length depends on the detection window required, usually up to 6 inches for 12-month panels.

Hair treatments like dye or bleach can reduce drug metabolite concentrations but do not eliminate them. Labs use sophisticated methods to detect and account for such treatments.

Results typically take 5 to 10 business days after sample collection, depending on the lab network and specific panel ordered.

Yes, extended hair drug tests generally cost more due to longer detection windows and specialized analysis. Pricing varies; call AMH for specific quotes.

False positives are rare. All non-negative results undergo Medical Review Officer evaluation to confirm validity before reporting.

Some panels include prescription drugs like benzodiazepines and barbiturates. Confirm with AMH which substances are included in your selected panel.

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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