Drug & Alcohol Testing Near Me - Louisiana

Accredited Drug Testing provides drug and alcohol testing services at multiple locations throughout your local area.  

Employment, DOT, Court Ordered, Personal
Urine | Hair Follicle | Oral Fluid | Blood | ETG

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Drug Testing Near Me

Are you in Louisiana and searching for drug testing close to you? Accredited Drug Testing, Inc. stands out as a trusted national leader in same-day drug and alcohol testing services, offering over 20,000 locations across the United States. Whether your needs involve a DOT-compliant test, a court-mandated examination, pre-employment screening, or testing for personal assurance, we guarantee a smooth, quick, and private scheduling process. Our certified collection centers and laboratory facilities provide precise and dependable results that conform to federal and Louisiana state compliance regulations. Reach out at (800) 221-4291 or effortlessly schedule online 24/7 to discover a drug testing center that suits your convenience. When vigilance, compliance, and peace of mind are paramount, Accredited Drug Testing is your go-to source for trustworthy on-time results.

Drug and Alcohol Testing Options

Urine Drug Testing Available Panels
5 Panel Drug Test (DOT/NON DOT)
5 Panel + Alcohol Drug Test
5 Panel + ETG Alcohol Drug Test
10 Panel Drug Test
10 Panel + ETG Alcohol Drug Test
12 Panel Drug Test
Hair Drug Testing Available Panels
5 Panel Hair Drug Test
5 Panel + ETG Hair Drug Test
10 Panel Hair Drug Test
12 Panel Hair Drug Test
14 Panel Hair Drug Test
16 Panel Hair Drug Test
Alcohol Drug Testing Available Panels
Alcohol Urine Drug Test
ETG Alcohol Test (Urine)
Breath Alcohol Test
Blood Alcohol Test
Peth Alcohol Blood Test
ETG Alcohol Test (Hair)

Customized Testing Options Available l Discounts available for Bulk Purchases l Onsite Drug Testing Services

How Urine Drug Testing Works

Urine drug testing reigns as the most prevalent screening technique nationwide and is the exclusive test type sanctioned for DOT-regulated drug testing per 49 CFR Part 40. This assessment method detects recent substance use by analyzing urine samples for drugs, their metabolites, or alcohol traces. The entire process is designed to be standardized, confidential, and to yield precise, legally viable results for employers, individuals, and court directives.

Testing Methods & Collection Process

  • 1. Donor Identity Verification: Donors must present valid governmental identification and complete the necessary chain-of-custody signatures before testing can proceed.
  • 2. Secure Collection Environment: Urine samples are obtained in a controlled restroom space to hinder tampering, with measures like restricting personal items, securing water sources, and dyeing toilet water.
  • 3. Chain of Custody Documentation: The specimen's integrity is protected via a federally recognized Chain of Custody Form (CCF) from collection through lab analysis.
  • 4. Temperature & Validity Checks: Immediately post-collection, collectors verify the specimen's temperature and physical appearance. Labs conduct validity tests, including measurements of creatinine, pH, specific gravity, and adulterants.
  • 5. DOT Split Specimen: DOT urine tests are divided into two samples; Bottle A undergoes initial analysis while Bottle B is reserved for any retesting requests.
  • 6. Laboratory Screening & Confirmation: Specimens undergo dual-stage analysis in SAMHSA-certified labs with initial immunoassay screenings to identify drug classes followed by GC/MS or LC/MS technology for precise drug/metabolite identification.
  • 7. MRO Verification: A licensed Medical Review Officer evaluates non-negative outcomes to ensure accuracy and discusses potential medical explanations with donors before releasing final results.

How Long Do Urine Test Results Take?

  • Instant Urine Test: Same-day negative results; positives sent for lab confirmation within 24-72 hours.
  • Lab-Based Urine Test: 24-48 hours for most negatives.
  • DOT Drug Test: Completion can span 1-3 business days, influenced by MRO review and donor accessibility.
  • Urine EtG Alcohol Test: Typically processed over 24-48 hours.

An extended timeframe may be essential in cases of shy bladders, invalid samples, or necessitated lab verification or donor communication.

Benefits of Urine Drug & Alcohol Testing

  • It remains the sole DOT recognized method for regulated testing.
  • Effective in detecting recent usage, suitable for employment settings and post-incident scenarios.
  • Affordable with swift processing time.
  • Broadly acknowledged by legal courts, employers, and governmental bodies.
  • Instant testing alternatives for rapid diagnostic evaluations.
  • High precision with GC/MS or LC/MS validation technology utilized.

Limitations of Urine Drug & Alcohol Testing

  • Short detection periods (1-7 days for most substances).
  • Possibility of tampering absent stringent security protocols.
  • Incapable of reflecting extended or historic usage patterns.
  • Requires restroom amenities and specific collection methodologies.
  • Standard tests fail to detect alcohol without EtG/EtS testing.

Despite inherent limitations, urine testing remains a staple choice across the nation for drug and alcohol screenings.

How Hair Drug Testing Works

When it comes to pinpointing prolonged substance use, hair drug and alcohol testing offers an unparalleled laboratory method. Unlike urine testing's focus on recent consumption, hair testing presents an extensive 90-day detection capability by analyzing drug metabolites housed within the hair shaft. This method serves essential uses in workplace protocols, legal proceedings, child custody evaluations, and any scenario necessitating insight into an individual's prolonged substance use.

Testing Methods & Collection Process

  • 1. Donor Identity Verification: Collection begins post-presentation of a government-issued ID, with complete consent and chain-of-custody documented to uphold legal standards.
  • 2. Hair Collection Procedure: A professional collector acquires a portion of hair, typically 100-120 strands, clipped near the scalp, with the crown region preferred. Absent cranial hair, body hair serves as an alternative. The procedure is swift, painless, and conducted under attentive oversight.
  • 3. Chain of Custody Documentation: Completion of a Hair Drug Test Custody and Control Form assures documentation of specimen acquisition, sealing, and conveyance, safeguarding legal defensibility and process protection.
  • 4. Laboratory Preparation & Analysis: Several forensic steps encompass lab analysis:
    • Decontamination: Hair undergoes washing to remove external impurities or exposures.
    • Cutting/Grinding: Segmentation/pulverization of hair for extraction readiness.
    • Extraction: Chemical extraction of drug metabolites from the hair.
  • Samples are subjected to advanced testing:
    • Initial Screening: Utilizes immunoassay techniques for drug class identification.
    • Confirmation Testing: Implements GC/MS or LC/MS for drug/metabolite specificity with scientific accuracy.
  • 5. Metabolite Detection: As hair grows, drug metabolites become embedded within the hair, documenting substance use history. This binding makes detection impervious to tampering or evasion.
  • 6. MRO Review: A Medical Review Officer reviews all non-negative results to validate accuracy, explore medical explanations, and issue a final official determination.

How Long Do Hair Test Results Take?

  • Standard Hair Test: Results within 2-3 business days once the lab receives the sample.
  • Complex Panels or Alcohol Testing (EtG/FAEE): Results in 3-5 business days subject to the panel.

Though results take longer than urine tests, the rigorous procedure ensures enduring reliable detection.

Benefits of Hair Drug & Alcohol Testing

  • 90-day detection window documenting substance consumption patterns.
  • Extremely challenging to deceive or manipulate.
  • Maps consistent, intermittent, or discontinued drug usage patterns.
  • Highly suited for legal, custodial, and compliance monitoring.
  • Non-invasive, brief collection method.
  • Exceptionally precise corroboration via GC/MS or LC/MS testing.

Limitations of Hair Drug & Alcohol Testing

  • Does not disclose recent drug/alcohol use (5-7 days post-consumption).
  • Costlier than urine/oral fluid evaluations.
  • Inexact timeframe for body hair sample detection.
  • Anomalous integration of substances by hair type/growth rate.
  • Not utilized or recognized for DOT stipulations.

Notwithstanding such constraints, hair analysis is esteemed amongst employers, legal experts, and individuals for tamper-proof and accurate long-term diagnostics.


Alcohol & Drug Testing-How Each Method Works

In Louisiana, Accredited Drug Testing offers a broad spectrum of alcohol and drug testing solutions, meticulously crafted to cater to the diverse needs of employers, DOT requirements, legal mandates, and personal preferences. Recognizing the nuances of each testing type ensures the selection of the appropriate test, yielding reliable outcomes in alignment with both federal and state Louisiana compliance criteria. Our expansive national network, in tandem with certified labs and adept Medical Review Officers, upholds the utmost precision, trustworthiness, and professionalism indispensable for satisfactory testing results.

Alcohol Urine Drug Test

An alcohol urine test identifies recent alcohol intake by detecting ethanol traces in urine. It's commonly applied in workplace testing, judicial proceedings, and post-incident assessments. While this test doesn't indicate current impairment, it serves as a fast and budget-friendly tool, capturing a quick detection timeframe spanning several hours.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test stands as a refined method, adept at pinpointing alcohol exposure up to 80 hours post-consumption. With EtG being a direct alcohol metabolite, it's commonly embraced by courts, rehab centers, and compliance monitoring agencies for its extended detection period, accuracy, and dependability.

Breath Alcohol Test

A breath alcohol test measures present alcohol impairment by analyzing deep lung air concentration. Conducted using DOT-sanctioned breath analyzing devices (EBTs), these tests deliver instantaneous, legally sound results. This method is mandated for DOT-covered employees, ideal for workplace scenarios, post-incident examinations, and testing based on reasonable suspicion.

Blood Alcohol Test

A blood alcohol test reaches the pinnacle of accuracy in measuring blood ethanol levels, crucial in delineating impairment. The preference for blood tests by hospitals, police forces, and legal entities underscores its precision, especially in DUI cases, emergency contexts, and elaborate legal probes.

PEth Alcohol Blood Test

Standing as a distinctive assessment, the PEth (Phosphatidylethanol) blood test recognizes chronic or heavy alcohol patterns by isolating specific alcohol biomarkers within red blood cells. It boasts a detection span of up to 2-3 weeks, regarded as one of the most conclusive indicators of ongoing alcohol consumption, widely utilized in family law, monitoring scenarios, treatment programs, and safety-critical job screenings.

ETG Alcohol Test (Hair)

The EtG hair alcohol test showcases an impressive 90-day detection scope by analyzing imbibed metabolites in the hair shaft. It elucidates enduring or repeated alcohol usage patterns, distinguishing it from solitary instances. Utilized extensively in judicial, custodial, and long-duration monitoring pursuits, this test is cherished for its robustness, precision, and resilience to brief abstinence efforts.

Paired with professional guidance, nationally accredited labs, and swift arrangements, Accredited Drug Testing ensures every alcohol screening method delivers well-grounded, clear, and compliant verdicts, empowering individuals and companies to remain well-informed, protected, and compliantly aligned.


Accredited Drug Testing provides nationwide drug and alcohol screening solutions, including urine, hair, EtG, PEth, and breath alcohol testing. Backed by SAMHSA-certified laboratories, DOT 49 CFR Part 40 compliance, and scientifically validated testing technology, our services ensure accurate, defensible, and confidential results for employers, courts, and individuals.

Frequently Asked Questions

Urine tests detect recent use and are the only option approved for DOT testing under 49 CFR Part 40. Hair tests provide a 90-day detection window per the Society of Hair Testing (SoHT). Alcohol testing options, EtG, breath, blood, or PEth. These tests can identify recent use, impairment, or long-term drinking behavior depending on the method.

Urine: 24 - 48 hrs for negatives (SAMHSA guidelines).
Hair: 2 - 5 business days due to multi-step forensic processing (SoHT).
Breath Alcohol: Immediate results using NHTSA-approved EBT devices.
PEth: 3 - 5 days based on forensic toxicology studies.

Lab confirmation using GC/MS or LC/MS is the gold standard per SAMHSA & DOT.
Hair testing is highly tamper-resistant (SoHT).
PEth is considered the most reliable marker of repeated drinking (Journal of Analytical Toxicology).

No. DOT-regulated urine tests require validity checks and chain-of-custody documentation (49 CFR Part 40). Hair tests undergo decontamination and metabolite extraction (SoHT), making them extremely difficult to adulterate.

EtG urine detects alcohol for up to 80 hours (NIH/SAMHSA studies). EtG hair detects chronic alcohol consumption for up to 90 days (SoHT alcohol guidelines).

5 Panel DOT:49 CFR Part 40. Expanded non-DOT panels add benzodiazepines, barbiturates, methadone, oxycodone, MDMA, fentanyl, and more (SAMHSA forensic panel standards).

PEth blood testing identifies long-term and heavy alcohol use for 2 - 4 weeks. Used in child custody, treatment monitoring, and professional compliance programs (CDC & Journal of Analytical Toxicology).

Hair testing does not detect drug use within the past 5 - 7 days. It identifies long-term or repetitive use patterns per SoHT standards.

Yes. Results follow strict chain-of-custody procedures, DOT/SAMHSA requirements, GC/MS or LC/MS confirmation, and MRO review; making them acceptable in court, DOT, and legal settings.

Yes. Accredited Drug Testing offers same-day appointments at 20,000+ locations nationwide, instant testing options, and onsite employer testing with bulk discounts.

Customer Reviews

they have made my job much easier

I always have a good experience setting up company driver drug screens through ADT. I'm really happy I found them while searching online, they have made my job much easier.

Exodus Heath - 2/13/2025

quick to assist

They are very quick to assist with your orders and they helped when I needed to find a new testing facility.

Gary Matkin - 2/19/2025

Accredited has been wonderful to work with!

Accredited has been wonderful to work with! My court ordered tests are on a very strange schedule but every time I call, they are quick to schedule me and are always able to find a location that works for where I’m at and when! Thank you for making this rather undesirable situation less stressful and efficient.

Madison Sanderford - 8/19/2024

This is by far the easiest

This is by far the easiest way to get my lab work ordered and paid for. The phone calls are short and to the point. They don’t try to push extra sales on you and when I walk in to the clinic I simply show my donor pass and with in a matter of minutes I’m done. I will continue to use ADT in the future.

Jason Jackson - 7/19/2025

Explained everything so no questions

Torin was great. Explained everything so no questions

Tony Lombardo - 4/18/2025


Sources


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(800) 221-4291