Drug Screening Near Me - Houston, TX

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


37 Drug-Testing Centers in Houston

1001 Texas St Ste 14000.23 miles

1001 Texas St Ste 1400
Houston, TX 77002

1200 Mckinney St Ste 4730.51 miles

1200 Mckinney St Ste 473
Houston, TX 77010

2004 Leeland St1.14 miles

2004 Leeland St
Houston, TX 77003

3300 Crawford St1.85 miles

3300 Crawford St
Houston, TX 77004

107 Yale St Ste 2002.19 miles

107 Yale St Ste 200
Houston, TX 77007

1917 W Gray St2.52 miles

1917 W Gray St
Houston, TX 77019

102 West 11th St2.79 miles

102 West 11th St
Houston, TX 77008

1200 Binz St, Ste 1153.08 miles

1200 Binz St, Ste 115
Houston, TX 77004

5151 Katy Fwy Ste 1703.14 miles

5151 Katy Fwy Ste 170
Houston, TX 77007

5151 Katy Fwy3.14 miles

5151 Katy Fwy
Houston, TX 77007

1213 Hermann Dr Ste 1553.17 miles

1213 Hermann Dr Ste 155
Houston, TX 77004

5711 Almeda Rd, Ste 131b3.26 miles

5711 Almeda Rd, Ste 131b
Houston, TX 77004

5535 Memorial Dr Ste B3.28 miles

5535 Memorial Dr Ste B
Houston, TX 77007

235 W 20th St3.58 miles

235 W 20th St
Houston, TX 77008

427 W 20th St Ste 5043.76 miles

427 W 20th St Ste 504
Houston, TX 77008

635 W 19th St Ste 2033.87 miles

635 W 19th St Ste 203
Houston, TX 77008

6411 Fannin St3.91 miles

6411 Fannin St
Houston, TX 77030

7117 Lyons Ave3.99 miles

7117 Lyons Ave
Houston, TX 77020

1445 North Loop W Ste 7204.00 miles

1445 North Loop W Ste 720
Houston, TX 77008

6624 Fannin St Ste 19804.24 miles

6624 Fannin St Ste 1980
Houston, TX 77030

4615 I 45 Ste 2064.46 miles

4615 I 45 Ste 206
Houston, TX 77002

8799 North Loop E Ste 1104.58 miles

8799 North Loop E Ste 110
Houston, TX 77029

9009 North Loop E Ste 1204.58 miles

9009 North Loop E Ste 120
Houston, TX 77029

3637 W Alabama St Ste 1004.63 miles

3637 W Alabama St Ste 100
Houston, TX 77027

7000 Fannin St Ste 16204.90 miles

7000 Fannin St Ste 1620
Houston, TX 77030

2150 W 18th St5.17 miles

2150 W 18th St
Houston, TX 77008

7515 Main Street, Suite 1905.28 miles

7515 Main Street, Suite 190
Houston, TX 77054

2207 Lazybrook Dr5.36 miles

2207 Lazybrook Dr
Houston, TX 77008

1919 North Loop W Ste 125,5.36 miles

1919 North Loop W Ste 125,
Houston, TX 77008

7580 Fannin St Ste 1805.39 miles

7580 Fannin St Ste 180
Houston, TX 77054

2000 North Loop W Ste 2005.48 miles

2000 North Loop W Ste 200
Houston, TX 77018

5568 Weslayan St5.49 miles

5568 Weslayan St
Houston, TX 77005

9200 Hempstead Rd Ste 1375.66 miles

9200 Hempstead Rd Ste 137
Houston, TX 77008

4635 Southwest Fwy Ste 575w5.82 miles

4635 Southwest Fwy Ste 575w
Houston, TX 77027

1214 N Post Oak Rd Ste 1005.92 miles

1214 N Post Oak Rd Ste 100
Houston, TX 77055

1000 N Post Oak Rd Bldg G Ste 1005.93 miles

1000 N Post Oak Rd Bldg G Ste 100
Houston, TX 77055

900 Broadway St5.97 miles

900 Broadway St
Houston, TX 77012

Nationwide Convenience

Find a drug screening near you in minutes. Our team will schedule your visit and email your authorization form right away, no walk-in confusion.

Trusted Results

Lab-based testing with MRO review available. Chain-of-custody and defensible documentation for employers, legal needs, and compliance.

Fast Turnaround

Rapid screens with same-day results options, plus confirmatory lab testing. Clear timelines and proactive status updates.

Drug Screening Services Near You

Urine Drug Screening

  • 5, 10, 12, 14 panel options
  • Lab-based & rapid screens
  • DOT and non-DOT

Hair Drug Screening

  • 90-day lookback
  • Observed collection
  • Work, court, personal

Oral Fluid Drug Screening

  • On-site friendly
  • Recent-use detection
  • DOT oral fluid coming soon

Specialty Screening Panels

  • Child Guard Exposure
  • Alcohol (EtG/EtS)
  • Custom employer panels

For Employers

  • Pre-employment, random, post-accident, and reasonable suspicion
  • DOT compliance (FMCSA, FAA, FRA, FTA, PHMSA, USCG)
  • Electronic CCF, consolidated reporting, and MRO review
Employer Solutions

For Individuals

  • Personal, court, probation, school, and athletic programs
  • Confidential ordering with clear instructions
  • Results delivered securely
Order a Screening


What Is a Urine Drug Screen?

In Houston, TX, a urine drug screen (UDS) serves as an analytical procedure using urine samples to identify drugs and their metabolites. It stands as a prevalent method for workplace and regulatory testing programs, prized for being non-invasive, economical, and capable of detecting a comprehensive range of substances over a feasible duration.

  • Specimens are gathered under stringent chain-of-custody guidelines, ensuring regulated testing integrity.
  • This method is effective in pinpointing both the original drugs and their metabolites that are passed out of the body through urine.
  • While it reveals exposure to drugs or metabolites within a general timeframe, it does not indicate the individual's current impairment level.

Why Organizations Use Urine Drug Screening

How It Works

Collection

  • In the state of Houston, TX, the donor is required to provide a sample in a secure container, with the process being observed or unobserved depending on the program's stipulations.
  • Specimen validity assessments may include testing for creatinine levels, specific gravity, and pH balance.

Testing Methodology

Interpreting Results

  • The initial screening involves an immunoassay, offering a swift and efficient assessment of drug presence.
  • Presumptive positives undergo verification through advanced methods like gas chromatography-mass spectrometry (GC/MS) or liquid chromatography-tandem mass spectrometry (LC/MS/MS).
  • Determining positive or negative test outcomes involves comparing observed concentrations against established cutoff levels measured in nanograms per milliliter (ng/mL).

Detection Windows

In Houston, TX, the ability to detect drugs via urine testing can be influenced by factors such as substance type, usage frequency, metabolism rate, hydration levels, body composition, and the sensitivity of the test. Typically, drugs are detectable for 1 to 3 days, but persistent use of certain substances (e.g., cannabinoids) can be observable for a longer duration.

Key Considerations for Regulated Programs in Houston, TX

  • Following federal regulations and employing certified labs is essential.
  • Well-trained and qualified collectors along with a stringent chain-of-custody process are fundamental elements.
  • Specimen validity testing is mandatory to prevent tampering or adulteration.
  • Qualified Medical Review Officers (MRO) should validate results when needed.
  • Documenting procedures and maintaining precise records define the follow-up actions following positive results.

Benefits and Limitations

Benefits

  • Urine testing is favored in Houston, TX due to its broad substance detection capabilities and cost efficiency.
  • The testing window provided is sufficient and balanced for effective workplace monitoring and management.

Limitations

  • In the Houston, TX, note that urine drug screening does not imply immediate intoxication or impairment.
  • False positives or negatives may occur without confirmatory analysis.
  • Recent substance use outside the detection window may not be captured.

Best Practices for Implementation

  • In Houston, TX, implementing a clear written policy that addresses test objectives, panels, cutoffs, confidentiality, and consequences fosters transparency and compliance.
  • Adopting a dual-step testing approach, beginning with a screening assay followed by confirmatory testing, ensures reliable outcomes.
  • Employee education about the testing process and expectations plays a key role in its success and acceptance.
  • Tracking positivity trends helps inform safety and wellness initiatives, encouraging proactive organizational measures.
  • Establishing partnerships with reliable collection networks and accredited laboratories supports efficient and accurate testing processes.

Summary

In Houston, TX, urine drug screening serves as an indispensable tool for promoting safety, regulatory compliance, and risk management. By adhering to certified procedures, robust chain-of-custody practices, confirmatory testing, and thorough review processes, organizations can confidently utilize urine drug screening to detect prior substance exposure and foster a secure and productive environment.





What Is a Hair Drug Screen?

Houston, TX utilizes hair drug screening for the analysis of small hair samples to identify the presence of drugs and their metabolites that have circulated through the bloodstream. As these become embedded in the hair shaft, this method presents one of the longest detection periods of any testing option, making it highly effective for spotting chronic or prolonged use of substances.

  • Collection typically involves trimming 100–120 strands near the scalp (approximately 1.5 inches of hair) in Houston, TX.
  • This provides detection over around 90 days depending on hair length, giving a detailed view of substance habits.
  • Houston, TX allows extensive testing for substances including amphetamines, opioids, cocaine, marijuana, and PCP.

Why Organizations Use Hair Drug Screening

  • In Houston, TX, pre-employment hair testing is crucial for revealing long-term substance usage habits.
  • Hair testing can also be administered randomly or periodically, especially within Houston, TX's safety-sensitive industries.
  • It is employed to ensure compliance with requirements in treatment or legal monitoring programs.
  • Verification of lifestyle abstinence or adherence to a company's drug-free policies is facilitated through routine testing.

How It Works

Collection

  • A collector carefully trims a small hair sample (typically from the crown area) in accordance with chain-of-custody standards in Houston, TX.

  • The specimen is then sealed, accurately labeled, and sent to a certified laboratory.

  • In situations where scalp hair is insufficient, alternate sites like body hair can be used for collection.

Testing Methodology

  • Hair samples in Houston, TX undergo preparation where they are washed to eliminate possible external contaminants before analysis.
  • The initial screening phase in Houston, TX utilizes immunoassay methods to identify potential drug classes.
  • Positive immunoassay results are confirmed through advanced techniques such as GC/MS or LC/MS/MS for precise verification in Houston, TX.
  • Houston, TX abides by standard cutoff concentrations measured in nanograms per milligram (ng/mg) according to SAMHSA and laboratory specifications.

Interpreting Results

  • Negative: Indicates no drug or metabolite detected above the recognized cutoff level by the testing laboratories in Houston, TX.
  • Positive: Demonstrates detection and confirmation of drugs or metabolites through secondary testing procedures.
  • Inconclusive/Rejected: May result from an insufficient sample size or contamination, necessitating a fresh sample collection.

Detection Windows

Hair testing offers the longest period of drug detection among various testing methods, providing valuable insights into potential drug use over an extended timeframe. A standard 1.5-inch hair sample can reflect up to 90 days of drug exposure, with longer samples expanding this detection period. The method, however, does not capture recent use within the past 7–10 days.

Key Considerations for Regulated and Non-Regulated Testing

  • Despite the current absence of DOT requirements for hair testing, ongoing assessments by the Department of Transportation and HHS continue to explore potential guidelines.
  • In non-DOT contexts, hair testing is widely accepted as a robust method for detecting long-term drug use.
  • Collection should be performed by trained professionals following documented chain-of-custody procedures.
  • Certified laboratories, accredited by SAMHSA or CAP/CLIA, should be used to ensure accuracy and reliability.

Benefits

  • Houston, TX draws on the extended detection duration of up to 90 days or more provided by hair testing.
  • Houston, TX employees find it challenging to tamper with or replace hair samples compared to urine testing.
  • The method illustrates a definite pattern of ongoing or repeated substance misuse.
  • Collection in Houston, TX is swift, non-intrusive, and doesn't require restroom facilities.

Limitations

Best Practices for Implementation

  • Formulate a clear written policy detailing the circumstances and rationale behind opting for hair testing.
  • Ensure collectors are trained on the correct sample size, location, and proper sealing procedures.
  • Select laboratory partners recognized for sophisticated analytical expertise and SAMHSA compliance in Houston, TX.
  • Inform employees about the distinctions between hair, urine, and oral fluid testing methodologies.
  • Maintain confidentiality throughout all testing activities while ensuring consistent documentation.

Summary

In Houston, TX, hair drug screenings present a robust and credible mechanism for identifying long-standing drug usage, serving as an exemplary choice for employers, legal agencies, and rehabilitation initiatives desiring a comprehensive portrayal of an individual's drug history. Conducted by skilled collectors and assessed in accredited laboratories, this testing method provides ethical, tamper-proof results that reinforce workplace integrity and safety.

Houston Drug Testing

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

Houston DOT Drug Testing

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

Houston DNA Testing

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

Houston Industry Training

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

Houston Hair Drug Testing

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

Houston Alcohol Testing

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

Houston Drug Testing Services

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

Houston 5 Panel Drug Test

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

Houston 10 Panel Drug Test

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

Houston On Site Drug Testing

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

Houston DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Houston, 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

How do I schedule a drug test?

You can order online or call 800-221-4291 for same-day scheduling. After payment, an authorization form is emailed immediately for use at any of our 17,000+ testing centers.

What types of drug tests do you offer?

Accredited Drug Testing provides urine, hair, oral fluid, and specialty panels such as EtG alcohol and exposure testing. Both DOT and non-DOT testing options are available nationwide.

Are your drug tests DOT compliant?

Yes. DOT testing follows 49 CFR Part 40, using SAMHSA-certified labs, qualified collectors, strict chain-of-custody, and MRO review for all regulated modes (FMCSA, FAA, FRA, FTA, PHMSA, USCG).

When will I receive my results?

Rapid tests often provide same-day results. Lab-based testing typically reports within 24–72 hours after specimen collection and laboratory analysis.

Is my information confidential?

Yes. All results are handled in accordance with HIPAA and DOT privacy requirements. Accredited Drug Testing never shares personal data without consent or legal obligation.

Do you provide testing for individuals as well as employers?

Absolutely. We support workplace programs, legal and probation requirements, schools, athletics, and private personal testing needs across the United States.

(800) 221-4291