5 Panel Drug Test - Karnack, TX

Employment - DOT - Court - Personal

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Urine, Hair, Oral Fluid, Blood

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Compare Common Drug Test Panels

Select the panel that best fits your program's risk profile, compliance or personal needs.

Panel Drugs Covered Best For
5-Panel THC, Cocaine, Opiates, Amphetamines, PCP Baseline employment screening
7-Panel 5-panel + Barbiturates, Benzodiazepines Healthcare & safety-sensitive roles
10-Panel 7-panel + Methadone, Propoxyphene, Quaaludes* Expanded coverage (role-specific)

33 Drug-Testing Centers in Karnack

Minutes Away, Test Today

500 Harper Dr12.95 miles

500 Harper Dr
Marshall, TX 75672

711 E End Blvd S13.71 miles

711 E End Blvd S
Marshall, TX 75670

614 S Grove St14.67 miles

614 S Grove St
Marshall, TX 75670

1000 S Spruce St17.13 miles

1000 S Spruce St
Vivian, LA 71082

12605 I H 20 S Service Rd W24.48 miles

12605 I H 20 S Service Rd W
Hallsville, TX 75650

1033 Hawn Ave25.99 miles

1033 Hawn Ave
Sport, LA 71107

2738 Greenwood Rd26.02 miles

2738 Greenwood Rd
Shreveport, LA 71109

2724 Greenwood Rd26.04 miles

2724 Greenwood Rd
Shreveport, LA 71109

402 N Kaufman St26.15 miles

402 N Kaufman St
Linden, TX 75563

2300 Hospital Dr Ste 36027.11 miles

2300 Hospital Dr Ste 360
Bossier City, LA 71111

820 Jordan Ste 102,27.24 miles

820 Jordan Ste 102,
Shreveport, LA 71101

1121 Louisiana Ave27.28 miles

1121 Louisiana Ave
Shreveport, LA 71101

9300 Mansfield Rd Ste 11028.15 miles

9300 Mansfield Rd Ste 110
Shreveport, LA 71118

2438 E Texas St Ste 428.19 miles

2438 E Texas St Ste 4
Bossier City, LA 71111

915 Bardsdale28.32 miles

915 Bardsdale
Bossier City, LA 71111

2520 Bert Kouns Industrial Loop Ste 10528.41 miles

2520 Bert Kouns Industrial Loop Ste 105
Shreveport, LA 71118

2120 Bert Kouns Industrial Loop28.65 miles

2120 Bert Kouns Industrial Loop
Shreveport, LA 71118

2151 Airline Dr Ste 70028.89 miles

2151 Airline Dr Ste 700
Bossier City, LA 71111

2223 Old Minden Rd Bldg A228.92 miles

2223 Old Minden Rd Bldg A2
Bossier City, LA 71112

1461 Airline Dr29.73 miles

1461 Airline Dr
Bossier City, LA 71112

2920 Knight St Ste 10829.85 miles

2920 Knight St Ste 108
Shreveport, LA 71105

5737 Youree Dr29.92 miles

5737 Youree Dr
Shreveport, LA 71105

1666 E Bert Louns Loop Ste 10530.53 miles

1666 E Bert Louns Loop Ste 105
Shreveport, LA 71105

7045 Youree Dr30.60 miles

7045 Youree Dr
Shreveport, LA 71105

5015 Shed Rd Ste 50030.74 miles

5015 Shed Rd Ste 500
Bossier City, LA 71111

1953 E 70th St Ste 230.99 miles

1953 E 70th St Ste 2
Shreveport, LA 71105

1455 E Bert Kouns Industrial Loop31.18 miles

1455 E Bert Kouns Industrial Loop
Shreveport, LA 71105

1460 E Bert Kouns Industrial Loop31.18 miles

1460 E Bert Kouns Industrial Loop
Shreveport, LA 71105

106 Loop 5931.32 miles

106 Loop 59
Atlanta, TX 75551

1007 S William St Lab31.32 miles

1007 S William St Lab
Atlanta, TX 75551

110 S William St31.32 miles

110 S William St
Atlanta, TX 75551

9408 Prestonwood Dr32.10 miles

9408 Prestonwood Dr
Shreveport, LA 71115

450 E Loop 281 Ste C232.43 miles

450 E Loop 281 Ste C2
Longview, TX 75605

How It Works

Fast, simple, and compliant from order to results.

Order Your Test

Buy online or by phone. Choose location and donor details.

Specimen Collected

Visit a nearby collection site with a valid photo ID.

Lab Analysis & MRO

Lab analysis with confirmatory testing and MRO review if needed.

Results

Secure results delivered to the employer or individual.



Turnaround Time

Negative results: typically report within 1 business day after lab receipt.
Non-negative screens: requiring confirmation and MRO review generally report within 2-3 business days.

Actual times may vary based on shipping volume and verification needs.

Compliance You Can Trust

Lab-Based with Confirmation

Screening at SAMHSA-certified laboratories with confirmatory GC/MS or LC-MS/MS testing as needed.

MRO Review & CCF

Every non-negative screen is reviewed by a Medical Review Officer. Chain-of-Custody Form (CCF) maintained end-to-end. DOT collections and results reporting follow 49 CFR Part 40 when specified by the employer/order.


5 Panel Drug Testing in Karnack, TX

Karnack, Texas, is a small unincorporated community nestled in the northeastern part of Texas, in Harrison County. Known for its close proximity to the scenic Caddo Lake, Karnack offers a serene setting surrounded by natural beauty. This community is rich in history and has a charm that attracts residents and visitors alike.

The population of Karnack is relatively small, contributing to its tight-knit community feel. Residents often enjoy the laid-back lifestyle typical of a rural Texas town. The demographic composition of Karnack reflects the diversity of Texas, encompassing various age groups and cultural backgrounds that contribute to the town's unique identity.

Karnack's history is highlighted by the diverse industries that have shaped its development over the years. Agriculture played a significant role in the early economy, with many residents historically engaged in farming activities. Today, Karnack balances preserving its historical roots while embracing opportunities for modern growth.

Education in Karnack is supported by the Karnack Independent School District, which provides educational services to children in the area. The focus on education underscores the community’s commitment to nurturing future generations, ensuring they have the resources and opportunities to succeed.

The community's location near Caddo Lake offers abundant outdoor recreational opportunities. Visitors and residents can engage in activities such as boating, fishing, and birdwatching. The area's natural beauty is complemented by a rich array of wildlife, drawing nature enthusiasts year-round.

Karnack is also historically significant for being the birthplace of Lady Bird Johnson, the former First Lady of the United States. Her legacy adds a layer of cultural richness to the community, celebrating her contributions to nature conservation and the beautification of public spaces.

The small-town ambiance of Karnack fosters a welcoming and friendly atmosphere. Community events and local gatherings play a pivotal role in bringing residents together, strengthening bonds, and building a resilient community spirit that characterizes life in Karnack.

Drug Testing in Texas

Texas, the second most populous state in the U.S., boasts a diverse culture influenced by its rich history and wide-ranging demographics. With over 29 million residents, Texas offers a blend of urban and rural life, featuring bustling cities like Houston, Dallas, and San Antonio, alongside vast landscapes including deserts, forests, and coastlines.

The state's economy is robust, driven by industries such as energy, technology, and agriculture. Texas is a leading oil producer, contributing significantly to the nation's energy sector. Additionally, it is home to a burgeoning tech industry, with Austin known as a tech hub, attracting numerous startups and established companies.

Education in Texas is an important facet of its identity, with several renowned universities. The University of Texas and Texas A&M University are both notable for their research contributions and vibrant campus life. The state's commitment to education is evident in its vast network of public schools and institutions.

Rich in history, Texas proudly maintains its heritage, celebrated through numerous festivals and cultural sites, drawing millions of tourists annually. The Alamo, a symbol of Texan pride and independence, is one of the state's key attractions, telling the story of its fight for autonomy within a dynamic national landscape.


Karnack Drug Testing

Quickly find trusted local drug testing centers in Karnack, TX — fast, convenient, and reliable every time!

Karnack DOT Drug Testing

Quickly find a local DOT drug testing center in Karnack, TX — fast, reliable, convenient nationwide service!

Karnack DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Karnack, TX.

Karnack Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Karnack, TX.v

Karnack Hair Drug Testing

Get fast, accurate hair drug testing at our convenient Karnack, TX locations—results you can trust, every time!

Karnack Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Karnack, TX.

Karnack Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Karnack, TX.

Karnack 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by Karnack, TX employers and individuals nationwide.

Karnack 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for Karnack, TX workplace and personal testing needs.

Karnack On Site Drug Testing

Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your Karnack, TX workplace compliant.

Karnack DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Karnack, TX drivers compliant and on the road with confidence.

DOT Consortium

Join our DOT consortium for hassle-free compliance, random testing management, and reliable driver safety solutions.


Frequently Asked Questions

A 5 panel drug test is a laboratory-based drug screen that checks for five core drug classes that are commonly associated with workplace safety, policy compliance, and legal monitoring. It is one of the most frequently used drug test panels for both employment and legal situations.
A typical 5 panel drug test screens for marijuana/THC, cocaine, opiates, amphetamines/methamphetamines, and PCP. These substances are monitored because of their impact on alertness, judgment, reaction time, and overall safety.
No. Employers, legal representatives, probation officers, and private individuals can order a 5 panel drug test directly. The donor then appears at the assigned collection site with proper identification to provide the specimen.
Screening for clearly negative samples is typically completed quickly after lab processing. When a sample is not negative, additional confirmation testing is performed before a verified result is released.
Yes. Because collection follows strict chain-of-custody procedures and results are analyzed by a certified laboratory, a 5 panel drug test is commonly accepted for court monitoring, probation programs, and attorney-requested documentation.
Most 5 panel drug tests use a urine specimen. Urine testing is widely used in workplace and legal settings because it is standardized, cost-effective, and backed by established cutoff levels and reporting practices.
Yes. Employers frequently order a 5 panel drug test immediately after a workplace incident or when there is reasonable suspicion of substance use, because it targets high-risk substances that can impair performance and safety.
Yes. A parent or legal guardian can arrange testing for personal or family reasons. Results are kept confidential and released only to the authorized requesting party.

Customer Reviews

Super helpful and courteous

I've had to use this service twice for out of state physicians we've hired and both times it was super easy. Both customer service reps I spoke with were super helpful and courteous. I won't hesitate to use their service again if needed.

Alicia Rau - 6/19/2024

Smooth and Seamless

I use their service for new hire and DOT employee's. Spoke with Taisha Walker this morning, and she was very helpful. She made the process smooth and seamless.

Christina Galdos - 3/9/2025

Super Easy!

Super easy to set up an appointment through the phone. They walked me through all the steps and found me a location right near my house. Would definitely recommend!

Aldita Lumaj - 1/17/2025


(800) 221-4291