Drug & Alcohol Testing Near Me - Pasadena, 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

39 Drug-Testing Centers in Pasadena

Minutes Away, Test Today

960 E Green St, Ste 1640.87 miles

960 E Green St, Ste 164
Pasadena, CA 91106

100 W California Blvd0.98 miles

100 W California Blvd
Pasadena, CA 91105

50 Alessandro Pl. Suite A101.24 miles

50 Alessandro Pl. Suite A10
Pasadena, CA 91105

1750 E Colorado Blvd1.73 miles

1750 E Colorado Blvd
Pasadena, CA 91106

940 E Main St3.68 miles

940 E Main St
Alhambra, CA 91801

416 W Las Tunas Dr, Ste 2043.90 miles

416 W Las Tunas Dr, Ste 204
San Gabriel, CA 91776

330 W. Las Tunas Dr. Ste 23.92 miles

330 W. Las Tunas Dr. Ste 2
San Gabriel, CA 91776

100 S Raymond Ave4.02 miles

100 S Raymond Ave
Alhambra, CA 91801

801 S Chevy Chase Dr5.49 miles

801 S Chevy Chase Dr
Glendale, CA 91205

801 S Chevy Chase Dr Ste 50,5.54 miles

801 S Chevy Chase Dr Ste 50,
Glendale, CA 91205

544 N Glendale Ave5.65 miles

544 N Glendale Ave
Glendale, CA 91206

230 N Maryland Ave Ste 1106.24 miles

230 N Maryland Ave Ste 110
Glendale, CA 91206

222 W Eulalia St Ste 1016.58 miles

222 W Eulalia St Ste 101
Glendale, CA 91204

56 E Duarte Rd6.70 miles

56 E Duarte Rd
Arcadia, CA 91006

432 W Broadway6.74 miles

432 W Broadway
Glendale, CA 91204

9350 Flair Dr Ste 1026.94 miles

9350 Flair Dr Ste 102
El Monte, CA 91731

117 E Live Oak Ave Ste 1017.26 miles

117 E Live Oak Ave Ste 101
Arcadia, CA 91006

4500 Riverview Ave7.65 miles

4500 Riverview Ave
El Monte, CA 91731

823 N Broadway7.95 miles

823 N Broadway
Los Angeles, CA 90012

3144 Santa Anita Ave Ste 2058.15 miles

3144 Santa Anita Ave Ste 205
El Monte, CA 91733

124 N Vignes St8.54 miles

124 N Vignes St
Los Angeles, CA 90012

1526 N Edgemont St Fl 18.76 miles

1526 N Edgemont St Fl 1
Los Angeles, CA 90027

132 S Beaudry Ave8.80 miles

132 S Beaudry Ave
Los Angeles, CA 90012

2300 W Beverly Blvd8.81 miles

2300 W Beverly Blvd
Montebello, CA 90640

420 E 3rd St Ste 802,8.93 miles

420 E 3rd St Ste 802,
Los Angeles, CA 90013

333 S Hope St Ste C1459.02 miles

333 S Hope St Ste C145
Los Angeles, CA 90071

1300 N Vermont Ave9.17 miles

1300 N Vermont Ave
Los Angeles, CA 90027

169 S Alvarado St Ste 1019.25 miles

169 S Alvarado St Ste 101
Los Angeles, CA 90057

2131 W 3rd St Ste 49.40 miles

2131 W 3rd St Ste 4
Los Angeles, CA 90057

309 W Beverly Blvd9.44 miles

309 W Beverly Blvd
Montebello, CA 90640

1127 Wilshire Blvd Ste 203&204,9.47 miles

1127 Wilshire Blvd Ste 203&204,
Los Angeles, CA 90017

1225 Wilshire Blvd9.50 miles

1225 Wilshire Blvd
Los Angeles, CA 90017

1313 W 8th St Ste 1009.80 miles

1313 W 8th St Ste 100
Los Angeles, CA 90017

929 Georgia St9.84 miles

929 Georgia St
Los Angeles, CA 90015

2476 S Atlantic Blvd10.15 miles

2476 S Atlantic Blvd
Commerce, CA 90040

1400 S Grand Ave Ste 61210.32 miles

1400 S Grand Ave Ste 612
Los Angeles, CA 90015

1907 E Washington Blvd10.35 miles

1907 E Washington Blvd
Los Angeles, CA 90021

3688 S Soto St10.37 miles

3688 S Soto St
Vernon, CA 90058

3851 S Soto St10.37 miles

3851 S Soto St
Vernon, CA 90058

Drug Testing Near Me

In Search of Nearby Drug Testing?

For those situated in Pasadena, CA or any other state, Accredited Drug Testing, Inc. stands as the leading authority in immediate drug and alcohol screening services across a sprawling network of over 20,000 sites nationwide. Whether your needs are for a DOT-mandated examination, legally compelled screening, employment-related drug testing, or personal evaluations, we streamline the scheduling process, ensuring it is rapid, straightforward, and confidential. Our laboratories and certified collection points uphold stringent compliance with both federal and state regulations, delivering trustworthy and precise results. Reach out via phone at (800) 221-4291 or conveniently book online anytime to locate a drug testing site near you. Prioritize safety, compliance, and tranquility with Accredited Drug Testing, your source for consistent, reliable results delivered 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

In Pasadena, CA and across the country, urine drug testing is the most widely utilized screening method and is the exclusive test type sanctioned for DOT-regulated drug testing under 49 CFR Part 40. By evaluating a urine sample for drugs, drug by-products, or alcohol markers, recent substance use can be detected. This standardized and confidential procedure ensures the delivery of precise, legally rigorous results for employers, individuals, and legally ordered programs.

Testing Methods & Collection Process

1. Donor Identity Verification

The donor must present a legitimate government-issued ID and complete the necessary chain-of-custody signatures before initiation of testing.

2. Secure Collection Environment

Urine samples are collected in secured restroom facilities to deter tampering, often involving restrictions on personal belongings, securing water sources, and dyeing toilet water as part of security norms.

3. Chain of Custody Documentation

A federally endorsed Chain of Custody Form (CCF) meticulously tracks the sample's journey from collection through to laboratory analysis, preserving the test's integrity and legal viability.

4. Temperature & Validity Checks

Post-collection, the specimen is scrutinized for temperature and appearance accuracy. Additionally, validity testing including checks for creatinine levels, pH, specific gravity, and adulterant presence is conducted.

5. DOT Split Specimen

DOT urine tests involve bifurcation into two vials: Bottle A is utilized for primary analysis and Bottle B for retesting in case of a challenge. For non-DOT tests, a single vial is collected.

6. Laboratory Screening & Confirmation

Samples are processed in SAMHSA-certified laboratories through a dual-step process:

  • Initial Immunoassay Screen: Detects drug classes.
  • Confirmation Testing: Utilizes GC/MS or LC/MS to identify specific drugs or metabolites.

7. MRO Verification

Non-negative results are substantiated by a licensed Medical Review Officer (MRO), who validates the data and discusses any possible medical justifications with the donor prior to final result dissemination.

How Long Do Urine Test Results Take?

  • Instant Urine Test: Immediate feedback for negative results; positives are forwarded to the lab for confirmation typically taking 24-72 hours.
  • Lab-Based Urine Test: 24-48 hours for most negatives.
  • DOT Drug Test: Generally 1-3 business days, factoring in MRO review and donor communication.
  • Urine EtG Alcohol Test: Typically processed within 24-48 hours.

Additional processing time may be necessary for situations involving shy bladders, invalid samples, or where lab validation and donor interaction are essential.

Advantages of Urine Drug & Alcohol Testing

  • The only DOT-endorsed method meeting federal regulation criteria.
  • Detects recent use, especially beneficial in workplace and post-incident analyses.
  • Cost-effective with rapid result delivery.
  • Universally accepted by courts, employers, and governmental bodies.
  • Immediate testing options available for rapid evaluation.
  • Highly precise confirmations via GC/MS or LC/MS technology.

Limitations of Urine Drug & Alcohol Testing

  • Limited detection window (generally 1-7 days for most drugs).
  • Requires stringent security to prevent tampering.
  • Doesn't reflect long-term usage patterns.
  • Necessitates accessible restroom and detailed collection protocols.
  • Standard tests don't detect alcohol unless specifically testing for EtG/EtS.

Despite these limitations, urine tests remain the leading choice for drug and alcohol detection across the nation.

How Hair Drug Testing Works

Hair drug and alcohol examinations serve as an exceptionally reliable technique for chronic substance use assessment. In contrast to urine tests looking at recent use, hair analysis offers a 90-day detection period, uncovering drug metabolites embedded within the hair shaft, ideal for workplaces, legal cases, and custody disputes, particularly in Pasadena, CA.

Testing Methods & Collection Process

  • Identity Verification: Before collection, donors furnish a government-issued ID, completing all essential consent and chain-of-custody signatures.
  • Collection Procedure: Collectors extract a small sample, usually 100-120 hairs, cut at the scalp. Body hair serves as an alternative if scalp hair isn't available. The process is fast, painless, and supervised.
  • Chain of Custody: A Custody and Control Form ensures the specimen's integrity during its collection, sealing, and testing phases.
  • In-depth Laboratory Analysis: The sample undergoes decontamination, is cut or ground, and metabolites are extracted. This is followed by immunoassay screening and GC/MS or LC/MS confirmatory testing.
  • Stable Metabolite Detection: Encapsulated metabolites inside hair strands provide an established record of substance use, making adulteration efforts futile.
  • MRO Review: Verifies results accuracy and confirms non-negatives, providing potential explanations.

Processing Times for Hair Analysis:

  • Standard Hair Test: Generally 2-3 business days upon lab receipt.
  • Extended Panels or Alcohol Testing (EtG/FAEE): Typically 3-5 business days.

Despite longer processes compared to urine testing, hair analysis ensures comprehensive detection consistency.

Advantages of Hair Drug & Alcohol Testing

Limitations of Hair Testing:

Yet, its widespread acceptance among employers, legal experts, and individuals highlights hair testing's effectiveness in recognizing prolonged substance use in Pasadena, CA.

Alcohol & Drug Testing-How Each Method Works

Within Pasadena, CA and throughout the nation, Accredited Drug Testing facilitates an extensive selection of alcohol and drug screening alternatives, meticulously crafted to satisfy employer, DOT, legal, and personal evaluation demands. Acquainting oneself with the unique aspects of each testing approach assures right selection, credible outcomes, and absolute adherence to federal and state laws. Boasting a broad-ranging network, certified lab facilities, and adept Medical Review Officers, we deliver the precision, reliability, and professional conduct essential for guaranteed testing results.

Alcohol Urine Drug Test

An alcohol urine test discerns recent alcohol use by detecting ethanol by-products in urine. This is a prevalent mechanism for workplace assessments, judicial demands, and post-incident circumstances. While it doesn't gauge immediate intoxication levels, it presents a brief window of detection spanning a few hours, offering a swift and economically sensible assessment option.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test is an exceedingly sensitive platform for identifying alcohol use extending up to 80 hours post-consumption. Owing to EtG's nature as a direct ethanol by-product, this test gains considerable usage in courts, rehab setups, and surveillance organizations. It grants a broader detection timeframe than standard urine alcohol assessments and is renowned for its precision and trustworthiness.

Breath Alcohol Test

A breath alcohol test evaluates contemporary impairment by analyzing alcohol concentration within deep lung air. Such tests are executed via DOT-endorsed breath alcohol tools (EBTs), yielding prompt and legally respected outputs. Breath evaluations are mandated for DOT-assigned personnel and are habitually employed for worksite, post-incident, and suspicion-based testing.

Blood Alcohol Test

A blood alcohol test quantifies the current ethanol presence in the bloodstream, positioning it as a highly precise tool for impairment evaluation. Hospitals, law enforcement entities, and legal firms rely on blood alcohol assessments for their accuracy, especially in DUI circumstances, urgent medical care, and crucial legal probes.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood test highlights chronical or heavy alcohol consumption, unveiling specific alcohol markers within red blood cells. PEth can capture usage up to 2-3 weeks prior and is esteemed as one of the steadiest indicators of prolonged drinking conduct. This test frequently finds application in family law contexts, surveillance setups, treatment institutions, and safety-centric employments assessments.

ETG Alcohol Test (Hair)

The EtG hair alcohol test encompasses a 90-day detection phase by evaluating alcohol by-products assimilated in the hair shaft. This form of testing marks recurring or incessant alcohol intake instead of singular episodes. Judicial setups, child custody disputes, and prolonged surveillance programs depend on hair EtG assessments given their endurance, exactitude, and resistance to interim sobriety initiatives.

Guiding you through with informed expertise, nationally accredited laboratories, and expeditious scheduling, Accredited Drug Testing ensures that each alcohol examination method yields credible, lucid, and standards-compliant outputs, aiding individuals and organizations to remain conscious, assured, and rigorously compliant.


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

Fast service and friendly staff!

Fast service and friendly staff! Could not recommend enough for drug testing services.

Habib Malik - 4/12/2025

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

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

Very helpful

They were very helpful in finding a place to get tested on the route back home! They made a difficult time seem easy with no judgement!

Anne Creden - 11/19/2024

A very nice company

A very nice company of expertise. The staff will go above to help you out of your situation in a timely matter 👏

Tam Jack - 2/19/2025


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(800) 221-4291