Drug Screening Near Me - Kerrville, TX

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


35 Drug-Testing Centers in Kerrville

1436b Sidney Baker St0.10 miles

1436b Sidney Baker St
Kerrville, TX 78028

1008 Sidney Baker St0.61 miles

1008 Sidney Baker St
Kerrville, TX 78028

723 Hill Country Dr Ste C0.63 miles

723 Hill Country Dr Ste C
Kerrville, TX 78028

708 Hill Country Dr Ste 4000.63 miles

708 Hill Country Dr Ste 400
Kerrville, TX 78028

220 Wesley Dr0.67 miles

220 Wesley Dr
Kerrville, TX 78028

1416 Sidney Baker St1.01 miles

1416 Sidney Baker St
Kerrville, TX 78028

1331 Bandera Hwy Ste 5 Kerrville Medical Plaza1.55 miles

1331 Bandera Hwy Ste 5 Kerrville Medical Plaza
Kerrville, TX 78028

200 W Windcrest St21.53 miles

200 W Windcrest St
Fredericksburg, TX 78624

906 N Llano St23.11 miles

906 N Llano St
Fredericksburg, TX 78624

1305 N Milam St23.39 miles

1305 N Milam St
Fredericksburg, TX 78624

114 Trade Ave28.55 miles

114 Trade Ave
Boerne, TX 78006

124 E Bandera Rd Ste 30330.83 miles

124 E Bandera Rd Ste 303
Boerne, TX 78006

1201 S Main St Ste 11830.85 miles

1201 S Main St Ste 118
Boerne, TX 78006

1421 S Main St Ste 11131.10 miles

1421 S Main St Ste 111
Boerne, TX 78006

9234 N Loop 1604 W Ste 11044.41 miles

9234 N Loop 1604 W Ste 110
San Antonio, TX 78249

6222 Deiavala #10445.96 miles

6222 Deiavala #104
San Antonio, TX 78249

32665 Us Highway 281 N, Ste 20446.59 miles

32665 Us Highway 281 N, Ste 204
Bulverde, TX 78163

12703 Mountain Air Ste 10546.64 miles

12703 Mountain Air Ste 105
San Antonio, TX 78249

19750 State Highway 46 W Ste 10446.76 miles

19750 State Highway 46 W Ste 104
Spring Branch, TX 78070

5222 De Zavala Rd Ste 30447.08 miles

5222 De Zavala Rd Ste 304
San Antonio, TX 78249

166 Red Hawk Ridge47.12 miles

166 Red Hawk Ridge
San Antonio, TX 78258

166 Red Hawk Rdg47.12 miles

166 Red Hawk Rdg
San Antonio, TX 78258

3903 Wiseman Blvd Suite 21947.57 miles

3903 Wiseman Blvd Suite 219
San Antonio, TX 78251

12651 Vance Jackson Rd Ste 11447.71 miles

12651 Vance Jackson Rd Ste 114
San Antonio, TX 78230

7555 Nw Loop 410 Ste 11447.83 miles

7555 Nw Loop 410 Ste 114
San Antonio, TX 78245

6420 Nw Loop 410 Ste 10247.83 miles

6420 Nw Loop 410 Ste 102
San Antonio, TX 78238

5714 Nw Loop 410 Ste 50047.83 miles

5714 Nw Loop 410 Ste 500
San Antonio, TX 78238

2000 Se Loop 410 Ste 13547.83 miles

2000 Se Loop 410 Ste 135
San Antonio, TX 78220

900 Ne Loop 410 Ste D30947.83 miles

900 Ne Loop 410 Ste D309
San Antonio, TX 78209

2021 S Us Highway 28148.19 miles

2021 S Us Highway 281
Johnson City, TX 78636

16755 Huebner Rd48.21 miles

16755 Huebner Rd
San Antonio, TX 78248

216 W College Ave48.44 miles

216 W College Ave
Mason, TX 76856

19016 Stone Oak Parkway #26548.79 miles

19016 Stone Oak Parkway #265
San Antonio, TX 78258

1325 Morrow St48.91 miles

1325 Morrow St
Mason, TX 76856

3100 Avenue E49.21 miles

3100 Avenue E
Hondo, TX 78861

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 Kerrville, TX, a urine drug test is a prevalent approach for assessing substances within an individual's system. This test involves analyzing a urine sample to detect both drugs and their metabolites. Due to its non-invasive nature and cost-effectiveness, this method is frequently employed in workplace testing and regulated programs. This screening tool covers a comprehensive range of substances and provides valuable information within a convenient detection time frame.

  • The collection process adheres to chain-of-custody requirements in regulated settings, ensuring the integrity of the sample.
  • Both the parent drug and its metabolites are identified as they excrete in the urine.
  • It signals prior substance use within an applicable detection window but does not measure current impairment.

Why Organizations Use Urine Drug Screening

How It Works

Collection

  • In Kerrville, TX, the donor is required to provide a urine specimen kept in a secured container, aligning with the rules of the specific program observed or unobserved.
  • To ensure specimen integrity, various checks might be conducted, including tests for creatinine levels, specific gravity, and pH balance.

Testing Methodology

Interpreting Results

  • In Kerrville, TX, initial screens use immunoassays for fast and economically viable assessments of potential drugs.
  • Positive initial findings undergo confirmation through advanced testing methods like Gas Chromatography-Mass Spectrometry (GC/MS) or Liquid Chromatography-Tandem Mass Spectrometry (LC/MS/MS).
  • Determination of positive or negative results hinges on specific cutoff concentrations, measured in nanograms per milliliter (ng/mL).

Detection Windows

In Kerrville, TX, detection timelines vary according to the drug type, frequency of usage, metabolism rate, hydration levels, body composition, and test sensitivity. Commonly, most drugs remain detectable for 1–3 days, while some substances like cannabinoids in persistent users can be detectable for extended periods.

Key Considerations for Regulated Programs

  • Adhering to relevant federal regulations and employing laboratories with the necessary certifications is vital.
  • Testing should be conducted by skilled individuals while maintaining a strict chain-of-custody.
  • Implementing specimen validity testing safeguards against tampering or adulteration.
  • A qualified Medical Review Officer (MRO) should undertake result evaluation when necessary.
  • Documentation processes should be accurate, with established protocols for follow-up actions after positive results.

Benefits and Limitations

Benefits

  • In Kerrville, TX, urine drug testing is embraced for its cost-efficiency and wide spectrum detection capabilities, making it a preferred choice across workplaces.
  • Its reliable detection window aligns well with the needs of monitoring workplace environments in Kerrville, TX effectively.

Limitations

  • In Kerrville, TX, this testing method does not measure real-time substance impairment.
  • Potential exists for false positive or false negative results unless verified through confirmatory testing.
  • Instances of very recent use could remain undetected if they fall outside the typical detection window.

Best Practices for Implementation

  • Kerrville, TX establishments should maintain a clear policy detailing the reasons for testing, testing panels, cutoff levels, confidentiality protections, and consequences of positive results.
  • The best approach involves an initial screen, followed by advanced confirmatory testing.
  • Inform employees and donors in Kerrville, TX about expectations and the testing process.
  • Analyze positivity rates to enhance safety and wellness programs.
  • Collaborate with accredited labs and reliable collection networks.

Summary

In Kerrville, TX, urine drug screening serves as a critical tool in maintaining safety, ensuring compliance, and mitigating risks. With robust procedures such as chain-of-custody, confirmatory testing, and expert review in place, organizations can depend on urine drug screening to identify previous exposures to substances, thus fostering a safe and efficient environment.





What Is a Hair Drug Screen?

Hair drug screening is a sophisticated method that involves analyzing a small sample of hair to identify drugs and their metabolites that have circulated through the bloodstream and integrated into the hair shaft. Because hair grows at a slow pace and retains drug metabolites for extended periods, it offers one of the most extended windows of detection among testing methods, making it an ideal choice for identifying habitual or long-standing substance use, which is particularly valuable in Kerrville, TX.

  • Collection typically involves cutting 100–120 strands near the scalp, approximately 1.5 inches in length.
  • This method generally provides a detection period of about 90 days, contingent upon hair length and growth rate.
  • It can detect a wide array of substances, including amphetamines, opioids, cocaine, marijuana, and PCP.

Why Organizations Use Hair Drug Screening

  • Pre-employment hair testing in Kerrville, TX effectively identifies long-term substance use, ensuring a reliable workforce.
  • Random or periodic workplace testing is utilized within safety-sensitive industries to maintain consistent safety standards.
  • Compliance monitoring for treatment or legal programs may use hair testing to validate program adherence.
  • Employers can confirm lifestyle abstinence and adherence to company drug-free policies through this method.

How It Works

Collection

  • Under chain-of-custody protocols, a collector usually trims a small sample of hair from the crown area.
  • The sample is then sealed, labeled, and sent to a certified laboratory for testing.
  • If scalp hair is unavailable, body hair may serve as an alternate collection site.

Testing Methodology

  • To eliminate external contamination, samples are thoroughly washed and prepared.
  • The initial screen utilizes immunoassay technology to identify the presence of drug classes.
  • Any positive results are substantiated using GC/MS or LC/MS/MS testing techniques for precise identification.
  • Standard cutoff levels are determined in nanograms per milligram, adhering to guidelines from SAMHSA and laboratory standards.

Interpreting Results

  • Negative: The sample does not show levels of drugs or metabolites exceeding the laboratory's cutoff benchmarks.
  • Positive: Presence of drugs or metabolites is confirmed through detailed secondary testing.
  • Inconclusive/Rejected: If sampling is insufficient or contamination is detected, recollection may be required.

Detection Windows

In Kerrville, TX, hair testing provides the most prolonged detection window available among all drug testing methods. A standard 1.5-inch hair sample typically reflects around 90 days of potential drug interaction. Longer samples may expand this period further based on growth rates, about 0.5 inches monthly. In comparison to urine or oral fluid analyses, hair testing does not catch very recent drug use, usually within the past 7–10 days.

Key Considerations for Regulated and Non-Regulated Testing

  • While DOT regulations currently lack requirements for hair testing, both the Department of Transportation and HHS are continuously appraising guidelines for prospective inclusion.
  • For non-DOT programs, hair testing remains a credible and effective tool for long-term drug detection.
  • Collection should be meticulously executed by adept personnel under documented chain-of-custody regulations.
  • Testing laboratories must hold SAMHSA or CAP/CLIA certification ensuring accuracy and reliability.

Benefits

  • Accommodates an extended detection timeframe, reaching up to 90 days or more under Kerrville, TX conditions.
  • Presents challenges for would-be adulterators or those attempting substitutions, unlike urine samples.
  • Provides insight into chronic or repeated substance usage patterns.
  • The collection process is swift and non-invasive, requiring no specialized restroom facilities.

Limitations

Best Practices for Implementation

  • Draft a written policy clarifying the timing and purpose of hair testing within Kerrville, TX.
  • Train personnel on the accurate sample size selection, collection spot, and sealing procedure.
  • Choose labs with sophisticated analytical capabilities and SAMHSA compliance for accurate results.
  • Inform employees on the distinctions between hair, urine, and oral fluid testing.
  • Ensure all testing activities maintain confidentiality and standardized documentation.

Summary

In Kerrville, TX, hair drug testing emerges as a potent and trustworthy avenue for revealing prolonged drug usage, positioning itself as a valuable tool for employers, legal sectors, and treatment institutions needing a comprehensive understanding of an individual's drug profile. When executed by skilled collectors and processed in certified labs, hair testing delivers reliable, tamper-proof standards essential for promoting honesty and safety in the workplace.

Kerrville Drug Testing

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

Kerrville DOT Drug Testing

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

Kerrville DNA Testing

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

Kerrville Industry Training

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

Kerrville Hair Drug Testing

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

Kerrville Alcohol Testing

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

Kerrville Drug Testing Services

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

Kerrville 5 Panel Drug Test

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

Kerrville 10 Panel Drug Test

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

Kerrville On Site Drug Testing

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

Kerrville DOT Physicals

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