Drug & Alcohol Testing Near Me - Port Gibson, MS

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

35 Drug-Testing Centers in Port Gibson

Minutes Away, Test Today

405 Market St0.02 miles

405 Market St
Port Gibson, MS 39150

1115 N Frontage Rd25.46 miles

1115 N Frontage Rd
Vicksburg, MS 39180

2080 S Frontage Rd25.96 miles

2080 S Frontage Rd
Vicksburg, MS 39180

1907 Mission 6627.04 miles

1907 Mission 66
Vicksburg, MS 39180

1901 Mission 6627.05 miles

1901 Mission 66
Vicksburg, MS 39180

104 Mcauley Dr27.77 miles

104 Mcauley Dr
Vicksburg, MS 39183

2100 Highway 61 N30.02 miles

2100 Highway 61 N
Vicksburg, MS 39183

233 Magnolia St Po Box 88930.79 miles

233 Magnolia St Po Box 889
Hazlehurst, MS 39083

900 Johnson St32.78 miles

900 Johnson St
Tallulah, LA 71282

440 Dogwood Lake Dr33.62 miles

440 Dogwood Lake Dr
Vicksburg, MS 39183

213 Caldwell Dr35.06 miles

213 Caldwell Dr
Hazlehurst, MS 39083

104 W Railroad Ave S36.70 miles

104 W Railroad Ave S
Crystal Springs, MS 39059

123 Bo Bo Dr36.85 miles

123 Bo Bo Dr
Crystal Springs, MS 39059

315 John R Junkin Drive37.83 miles

315 John R Junkin Drive
Natchez, MS 39120

150 Jefferson Davis Blvd Ste 14038.23 miles

150 Jefferson Davis Blvd Ste 140
Natchez, MS 39120

5 Stahlman St38.45 miles

5 Stahlman St
Natchez, MS 39120

427 Highway 51 N38.78 miles

427 Highway 51 N
Brookhaven, MS 39601

602 Highway 51 N38.78 miles

602 Highway 51 N
Brookhaven, MS 39601

215 Highway 51 N38.78 miles

215 Highway 51 N
Brookhaven, MS 39601

287 Lower Woodville Rd39.37 miles

287 Lower Woodville Rd
Natchez, MS 39120

950 Brookway Blvd40.33 miles

950 Brookway Blvd
Brookhaven, MS 39601

940 Brookway Blvd40.34 miles

940 Brookway Blvd
Brookhaven, MS 39601

1700 Ee Wallace Blvd40.50 miles

1700 Ee Wallace Blvd
Ferriday, LA 71334

631 Brookway Blvd40.79 miles

631 Brookway Blvd
Brookhaven, MS 39601

436 N Jackson St41.06 miles

436 N Jackson St
Brookhaven, MS 39601

3326 Front St Ste B44.29 miles

3326 Front St Ste B
Winnsboro, LA 71295

2106 Loop Rd44.41 miles

2106 Loop Rd
Winnsboro, LA 71295

7275 S Siwell Rd44.92 miles

7275 S Siwell Rd
Jackson, MS 39272

7300 S Siwell Rd44.97 miles

7300 S Siwell Rd
Byram, MS 39272

6564 Main St45.03 miles

6564 Main St
Winnsboro, LA 71295

3326 Front St Suite B46.09 miles

3326 Front St Suite B
Winnsboro, LA 71295

106 Clinton Pkwy46.42 miles

106 Clinton Pkwy
Clinton, MS 39056

498 Highway 80 E47.42 miles

498 Highway 80 E
Clinton, MS 39056

106 Lake Vista Pl47.69 miles

106 Lake Vista Pl
Brandon, MS 39047

1635 Raymond Rd47.79 miles

1635 Raymond Rd
Jackson, MS 39204

Drug Testing Near Me

Are you in search of drug testing facilities near you in Port Gibson, MS? Accredited Drug Testing, Inc. is recognized as one of the most reliable providers of same-day drug and alcohol testing services, with access to over 20,000 locations across the nation. Whether your requirements include a DOT-regulated test, court-mandated screening, pre-employment drug tests, or personal testing for individual reasons, we ensure that booking an appointment is quick, simple, and confidential. Our licensed collection sites and laboratories provide precise, dependable results that adhere to both federal and state compliance standards, including those of Port Gibson, MS. To locate a convenient drug testing center near you, simply call (800) 221-4291 or schedule online 24/7. When ensuring safety, compliance, and peace of mind is crucial, Accredited Drug Testing consistently delivers trusted results right on time.

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 is prevalent across the United States as the only approved method for DOT-mandated drug testing under 49 CFR Part 40. This testing modality detects recent drug use by examining a urine sample for drugs, their metabolites, or alcohol biomarkers. It is an industry-standard procedure that ensures confidentiality and accuracy, offering reliable, legally-valid outcomes for employers, individuals, and judicial mandates in Port Gibson, MS.

Testing Methods & Collection Process

1. Donor Identity Verification

The process commences as the donor presents valid government-issued identification and completes necessary chain-of-custody paperwork prior to testing.

2. Secure Collection Environment

Urine collections occur in a monitored setting to discourage tampering. Personal items may be checked, water sources secured, and toilet water tinted as part of standard security protocols.

3. Chain of Custody Documentation

Using a federally-recognized Chain of Custody Form (CCF) traces the specimen's journey from collection to the lab, upholding the test's integrity and legal validity.

4. Temperature & Validity Checks

Immediately following collection, the specimen's temperature and appearance are inspected. The lab also conducts validity tests, including checks for creatinine, pH, and specific gravity, along with adulterant screening.

5. DOT Split Specimen

DOT-regulated urine samples are divided into two vials: Bottle A for primary examination and Bottle B for retesting in case the donor contests the outcome. For non-DOT tests, a single vial suffices.

6. Laboratory Screening & Confirmation

Samples undergo testing at SAMHSA-certified labs using a dual-phase analysis:

  • Initial Immunoassay Screen: detects drug categories.
  • Confirmation Testing: Utilizes GC/MS or LC/MS for precise identification of specific drugs or metabolites.

7. MRO Verification

A qualified Medical Review Officer (MRO) checks non-negative results, confirming accuracy and discussing potential medical justifications with the donor before final result issuance.

How Long Do Urine Test Results Take?

  • Instant Urine Test: Provides same-day negative outcomes; positive cases head to the lab for confirmation (24-72 hours).
  • Lab-Based Urine Test: Usually 24-48 hours for most negative outcomes.
  • DOT Drug Test: Typically 1-3 business days pending MRO examination and contacting the donor.
  • Urine EtG Alcohol Test: Generally takes 24-48 hours.

Additional time may be necessary for shy bladder cases, invalid specimens, or if confirmation testing or donor contact efforts are needed.

Benefits of Urine Drug & Alcohol Testing

  • Recognized for DOT compliance and federal law.
  • Captures recent usage, a prime choice in workplace and post-accident settings.
  • Affordable with a speedy turnaround.
  • Frequently accepted by judicial bodies, employers, and government units.
  • On-the-spot testing options are available for swift analysis.
  • High precision through GC/MS or LC/MS confirmation technologies.

Limitations of Urine Drug & Alcohol Testing

  • Short detection span (1-7 days for many drugs).
  • Risk of tampering if security protocols are improperly implemented.
  • Unable to show extended-use or historical patterns.
  • Necessity for bathroom access and certain collection methods.
  • Standard urine analyses do not detect alcohol unless EtG/EtS testing is employed.

Regardless of these constraints, urine testing remains the most feasible and widely embraced method for drug and alcohol screening nationwide, including in Port Gibson, MS.

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How Hair Drug Testing Works

Overview of Hair Drug & Alcohol Testing in Port Gibson, MS

Hair testing serves as a sophisticated and precise approach to discerning long-term substance usage patterns. Unlike urine testing, which captures recent consumption, hair drug screening affords a comprehensive 90-day detection window by examining metabolites integrated within hair shafts, rendering it ideal for employment programs, legal matters, custody disputes, and other engagements necessitating an extensive view of one's substance history.

Detailed Testing Procedures & Collection Process

1. Donor Identity Confirmation: Initiating the collection involves presenting a confirmed government-issued ID and finalizing any relevant consent forms and chain-of-custody documentation.

2. Hair Sample Collection: A trained professional extracts a small sample, typically around 100-120 strands, preferably from the crown to maintain discretion. Absence of scalp hair prompts the collection of body hair. This procedure is swift, straightforward, and carefully supervised.

3. Chain of Custody Documentation: The Hair Drug Test Custody and Control Form meticulously records the collection, sealing, and transfer processes to maintain the sample's legal standing.

4. Laboratory Processing & Analysis: Collected samples undergo a regimented forensic procedure at the lab:

Following preparation, the sample undergoes detailed lab testing:

5. Metabolite Detection: As hair grows, metabolites are trapped inside the shaft, providing a durable long-term record difficult to alter or destroy.

6. Review by Medical Review Officer: MROs verify non-negative results, assessing the accuracy and identifying valid medical causes before issuing official results.

Timeframe for Obtaining Hair Test Results

While the process is slightly prolonged compared to other methods, the stability and reliability ensure the robustness of results.

Benefits of Hair Drug & Alcohol Testing

Despite certain limitations, hair drug testing presents an uncompromised methodology for assessing substance use over the long term, affording a reliable resource for legal and personal assessments throughout Port Gibson, MS.

Alcohol & Drug Testing-How Each Method Works

At Accredited Drug Testing, our provision of comprehensive alcohol and drug screening solutions is unmatched, each meticulously crafted to satisfy needs for employers, DOT standards, legal prerequisites, and private testing across Port Gibson, MS and the whole nation. Understanding the functional dynamics of each screening type guarantees optimal choice, accurate outcomes, and adherence to both federal and local regulations. Our broad network, certified labs, and skilled Medical Review Officers uphold the necessary precision, dependability, and professionalism essential for reliable testing results.

Alcohol Urine Drug Test

An alcohol urine test identifies recent alcohol intake by tracing ethanol byproducts in urine samples and is regularly employed in workplaces, legal orders, and post-incident settings. Though it doesn't determine present intoxication, it offers a prompt, cost-efficient detection timeframe over a few hours, making it ideal for swift screenings.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test exhibits utmost sensitivity, able to observe alcohol use up to 80 hours post-consumption. Given its association with the ethanol metabolite, courts, rehabilitation camps, and compliance overseers, prefer this method for its extended detection range compared to typical urine tests, renowned for accuracy and dependability.

Breath Alcohol Test

A breath alcohol test examines current impairment by capturing alcohol concentration in deep lung air. These tests employ DOT-sanctioned breath analyzers (EBTs) for immediate, defensible results. Breath testing is obligatory for DOT-regulated employees, frequently applied in workplaces, post-accident evaluations, and reasonable suspicion situations.

Blood Alcohol Test

A blood alcohol test accurately gauges the ethanol content in the bloodstream and is lauded for its precision, frequently relied upon by medical facilities, law enforcement, and legal professionals especially critical in DUI scenarios, emergency response, and high-stakes legal inquiries.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood test pinpoints lasting or intense alcohol consumption by isolating alcohol-indicative biomarkers inside red blood cells. With the ability to detect activity up to weeks later, PEth is considered a central factor to confirm sustained drinking behavior, utilized in family law, monitoring, recovery centers, and safety-critical employment screenings.

ETG Alcohol Test (Hair)

The EtG hair alcohol test enjoys a 90-day detection reach, by dissecting alcohol metabolites embedded inside the hair cuticle. It traces repeated or ongoing alcohol usage rather than transient consumption. Judicial systems, custody battles, and extensive observation programs appreciate hair EtG testing for its consistency, accuracy, and resistant properties to feigned short-term abstinence.

Through expert advice, profitable, certified laboratories, and rapid scheduling, Accredited Drug Testing ensures every alcohol screening method delivers defensible, coherent, and regulation-abiding results, supporting individuals and employers in maintaining security, assurance, and comprehensive statutory conformity.


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

Everything was great

Everything was great, the staff was very polite. Thank you.

Olga Petrova - 9/19/2024

Excellent service!

Excellent service! Trish went above and beyond to find me a testing site as close to my home as possible. Results were faster than expected, as well. Thanks for your help, Trish and Accredited!

Es Hache - 4/13/2025

Fast and efficient service

Fast and efficient service for employers wanting to do pre employment drug screening that meets DOT requirements!!

Mary Thomas - 4/5/2025

Quick, knowledgeable and courteous

Quick, knowledgeable and courteous Janelle worked diligently to support me. I am recommending their services to anyone looking.

Greensboro Joseph - 11/19/2024


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(800) 221-4291