Drug & Alcohol Testing Near Me - San Diego, CA

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

32 Drug-Testing Centers in San Diego

Minutes Away, Test Today

250 Market St0.31 miles

250 Market St
San Diego, CA 92101

300 Fir St0.67 miles

300 Fir St
San Diego, CA 92101

250 Prospect Pl1.49 miles

250 Prospect Pl
Coronado, CA 92118

3930 4th Ave Ste 2002.29 miles

3930 4th Ave Ste 200
San Diego, CA 92103

3969 4th Ave Ste 3022.34 miles

3969 4th Ave Ste 302
San Diego, CA 92103

330 Lewis St Ste 1002.52 miles

330 Lewis St Ste 100
San Diego, CA 92103

200 W Arbor Dr2.63 miles

200 W Arbor Dr
San Diego, CA 92103

5333 Mission Center Rd Ste 1003.51 miles

5333 Mission Center Rd Ste 100
San Diego, CA 92108

1370 Rosecrans St3.81 miles

1370 Rosecrans St
San Diego, CA 92106

408 W 8th St4.13 miles

408 W 8th St
National City, CA 91950

2667 Camino Del Rio S Ste 100h4.23 miles

2667 Camino Del Rio S Ste 100h
San Diego, CA 92108

2815 Camino Del Rio S Ste 1a4.23 miles

2815 Camino Del Rio S Ste 1a
San Diego, CA 92108

3505 Camino Del Rio S Ste 2084.23 miles

3505 Camino Del Rio S Ste 208
San Diego, CA 92108

2400 E 4th St5.17 miles

2400 E 4th St
National City, CA 91950

102 Mile Of Cars Way5.20 miles

102 Mile Of Cars Way
National City, CA 91950

2020 Genesee Ave 2nd Floor5.30 miles

2020 Genesee Ave 2nd Floor
San Diego, CA 92123

1000 Euclid Ave Ste B5.45 miles

1000 Euclid Ave Ste B
National City, CA 91950

7901 Frost St5.86 miles

7901 Frost St
San Diego, CA 92123

8008 Frost St Ste 1065.88 miles

8008 Frost St Ste 106
San Diego, CA 92123

7930 Frost St Ste 4065.89 miles

7930 Frost St Ste 406
San Diego, CA 92123

4510 Viewridge Ave Occupational Medicine Business Office6.53 miles

4510 Viewridge Ave Occupational Medicine Business Office
San Diego, CA 92123

4647 Zion Ave Fl 16.70 miles

4647 Zion Ave Fl 1
San Diego, CA 92120

3737 Moraga Ave Ste A2067.00 miles

3737 Moraga Ave Ste A206
San Diego, CA 92117

7995 Armour St7.22 miles

7995 Armour St
San Diego, CA 92111

88 E Bonita Rd Ste E7.37 miles

88 E Bonita Rd Ste E
Chula Vista, CA 91910

480 4th Ave Ste 101,7.41 miles

480 4th Ave Ste 101,
Chula Vista, CA 91910

4490 Fanuel St7.43 miles

4490 Fanuel St
San Diego, CA 92109

435 H St7.45 miles

435 H St
Chula Vista, CA 91910

374 H St. Ste 1037.52 miles

374 H St. Ste 103
Chula Vista, CA 91910

7370 Opportunity Rd Ste G7.60 miles

7370 Opportunity Rd Ste G
San Diego, CA 92111

525 3rd Ave Second Floor8.21 miles

525 3rd Ave Second Floor
Chula Vista, CA 91910

5575 Ruffin Rd Ste 2308.60 miles

5575 Ruffin Rd Ste 230
San Diego, CA 92123

Drug Testing Near Me

Are you searching for drug testing services near me in San Diego, CA? Accredited Drug Testing, Inc. is the nation's leading provider, offering same-day drug and alcohol testing at over 20,000 accessible locations nationwide. Whether you require a DOT-mandated examination, court-required testing, pre-employment screening, or personal tests for individual purposes, we ensure a quick, easy, and confidential scheduling process. Our certified collection centers and laboratories guarantee that you receive precise and reliable results adhering to federal and San Diego, CA state compliance standards. To locate a convenient drug testing center nearby, simply dial (800) 221-4291 or schedule online at any time, day or night. When it comes to ensuring safety, compliance, and peace of mind, Accredited Drug Testing offers reliable results every time, on time, in San Diego, CA .

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

In San Diego, CA, urine drug testing stands as the predominant method for substance screening across the nation and remains the sole approved option for DOT-regulated drug testing under 49 CFR Part 40. This technique determines recent drug or alcohol use by examining a urine sample for substances and related metabolites. The process is standardized, private, and structured to produce accurate, legally defensible results for employers, individuals, and mandated programs.

Testing Methods & Collection Process

1. Identity Verification

The donor must present a verified government-issued identification and complete chain-of-custody documentation prior to commencing the test.

2. Secure Collection Environment

Urine samples are collected in a controlled restroom setting to prevent tampering, with personal effects restricted, water sources secured, and toilet water colored as a security measure.

3. Chain of Custody Documentation

Completion of a recognized Chain of Custody Form (CCF) ensures the sample's integrity from collection through laboratory analysis, legally supporting the test results.

4. Temperature & Validity Checks

Immediately post-collection, the sample's temperature and appearance are verified. The laboratory conducts additional validity checks, including creatinine levels, pH, specific gravity, and adulterant screening.

5. DOT Split Specimen

For DOT-required tests, specimens are divided into two vials Bottle A for primary analysis and Bottle B for potential retesting, maintaining integrity for dispute scenarios.

6. Laboratory Screening & Confirmation

Tests are conducted in SAMHSA-certified laboratories using a dual process:

  • Primary Immunoassay Screen: Classification of drugs.
  • Confirmation Testing: GC/MS or LC/MS analyses for precise identification of specific drugs and metabolites.

7. MRO Verification

A qualified Medical Review Officer reviews non-negative results, ensuring accuracy and checking for authorized medical justifications.

How Long Do Urine Test Results Take?

  • Instant Urine Test: Negative results the same day; positive samples sent to lab for confirmation (24-72 hours).
  • Lab-Based Urine Test: Most negatives finalized within 24-48 hours.
  • DOT Drug Test: Generally 1-3 business days, depending on MRO overview and donor communication.
  • Urine EtG Alcohol Test: Typically delivered within 24-48 hours.

Additional delays may occur due to shy bladder, invalid samples, or necessary lab confirmations or donor communications.

Benefits of Urine Drug & Alcohol Testing

  • Exclusively DOT Approved for federal-regulated testing.
  • Effective for detecting recent usage, ideal for workplaces and post-incident assessments.
  • A cost-effective solution with fast results.
  • Recognized by courts, employers, and governmental organizations.
  • Rapid testing available for immediate screening.
  • Precise confirmations through GC/MS or LC/MS methodologies.

Limits of Urine Drug & Alcohol Testing

  • Short detection window (typically 1-7 days per drug class).
  • Possibility for manipulation without strict security controls.
  • Unable to show extended or historical substance use patterns.
  • Requires dedicated collection space and protocols.
  • Standard urine screenings do not test for alcohol without specific EtG/EtS assays.

Despite certain limitations, urine testing continues to be the prevailing method for comprehensive drug and alcohol screening in San Diego, CA and across the nation.

How Hair Drug Testing Works

Hair Drug and Alcohol Testing: Comprehensive Screening in San Diego, CA

Hair follicle drug and alcohol testing is esteemed for its reliability in chronicling long-term substance use behaviors. Contrasting urine tests that focus on recent intake, hair tests facilitate an extensive 90-day detection timeframe by examining metabolites embedded in hair structures. This testing approach is especially beneficial to workplace safety programs, legal proceedings, child custody cases, and any context needing substantive substance usage history.

Key Steps in Testing Methods & Collection

Timeframe for Hair Test Results

The multistep processing in hair testing may correlate to longer processing times than urine testing, yet offers potent, consistent detection reliability.

Advantages of Hair Drug & Alcohol Testing

Barriers of Hair Drug & Alcohol Testing

Despite inherent constraints, hair testing continues to stand as an exceptionally credible methodology for discerning long-term substance ingestion, widely embraced by employers, legal authorities, and individuals targeting accurate, non-contaminatable outcomes in San Diego, CA.

Alcohol & Drug Testing-How Each Method Works

Accredited Drug Testing offers comprehensive alcohol and drug screening options in San Diego, CA, curated to align with the requirements of employers, DOT, legal domains, and individual needs. Comprehending the operational mechanics of each testing mode ensures precise test choice, impeccable results, and strict adherence to federal and state mandates. Our expansive nationwide network, certified laboratories, and adept Medical Review Officers provide the exactitude, reliability, and professionalism required for dependable testing outcomes.

Alcohol Urine Drug Test

An alcohol urine test evidences recent alcohol intake by scanning for ethanol metabolites within the urine. This test finds extensive use in workplaces, legal compliance, and post-incident scenarios. Though it doesn't ascertain current impairment, it offers a brief detection period encompassing a few hours, standing as a fast and economically efficient screening tool.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine assay is a commendably sensitive technique that discerns alcohol consumption up to 80 hours post-ingestion. Identified as a direct metabolite of ethanol, this method is commonly deployed by courts, rehabilitation entities, and regulatory bodies, providing an extended detection horizon with notable accuracy.

Breath Alcohol Test

Utilizing DOT-approved devices (EBTs), the breath alcohol test measures immediate impairment by evaluating the alcohol volume in deep lung air. It delivers instant, legally tenable outcomes and is requisite for DOT-covered participants and frequently applied in workplaces, post-incident assessments, and when reasonable suspicion arises.

Blood Alcohol Test

A blood alcohol test directly quantifies ethanol within the bloodstream, thus epitomizing accuracy in determining impairment. Trusted by hospitals, law enforcement, and legal agencies, it plays a pivotal role in DUI, emergency care, and intensive legal investigations.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood test identifies chronic or significant alcohol use by uncovering alcohol-specific biomarkers in red blood cells, sensing up to 2-3 weeks of usage, standing as a reliable long-term drinking behavior indicator. It's widely utilized in family law, monitoring ventures, treatment programs, and safety-critical job pre-employments.

ETG Alcohol Test (Hair)

The EtG hair alcohol test offers a 90-day examination capacity through analyzing alcohol metabolites ingrained in the hair shaft. It discerns patterns of repeated or ongoing alcohol usage, favored by judicial entities, custody cases, and elongation monitoring agendas for its stability and deterrence against brief sobriety endeavors.

Via expert insights, recognized national laboratories, and swift appointment setups, Accredited Drug Testing guarantees that each alcohol screening method emerges as clear, defensible, and adheres to regulatory compliance, aiding individuals and employers in remaining informed, protected, and compliant in San Diego, CA.


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

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

Everything was great

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

Olga Petrova - 9/19/2024

Extremely polite

They were very fast extremely polite walked you through every detail of the process if you had any questions they had no problems answering

Billy Williams - 2/19/2025

Saved My CDL!

Time was running out before my Cdl got downgraded because of a violation I had on clearinghouse. I couldn't find an employer to send me for my return to duty test, but these guys had my test scheduled and done in the same day! They saved my cdl. Thank you again!

Michael Williams - 12/2/2024

ADT is truly the best

Where do I start?!! ADT is truly the best!! I had the pleasure of speaking with Tori today! She was excellent, professional and truly went above and beyond in her kind, compassionate care and commitment to providing me with the best service possible. I was in such a time crunch, but I was able to call, order the test, pay for it over the phone and get the test I needed within the hour. Not only did this put my mind at ease, they saved my job!! I am forever grateful for this team of hard workers, that care, with such great work ethics! Thank you from the very bottom of my heart!!! If you need a drug, alcohol, etc… screening, this team will be your lifesavers!!

Sarah Patterson - 4/8/2025


Sources


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(800) 221-4291