Drug Testing Services - Castle Hills, TX

Urine | Hair | DOT | Oral Fluid | Alcohol/ETG | Occupational Health

32 Drug Test Service Centers in Castle Hills

Minutes Away, Test Today

431 Isom Rd Ste 1231.61 miles

431 Isom Rd Ste 123
San Antonio, TX 78216

3355 Cherry Ridge St Ste 103b1.84 miles

3355 Cherry Ridge St Ste 103b
San Antonio, TX 78230

6521 San Pedro Ave1.99 miles

6521 San Pedro Ave
San Antonio, TX 78216

1534 Contour Dr Ste 1022.70 miles

1534 Contour Dr Ste 102
San Antonio, TX 78212

4411 Medical Drive, Ste 1703.22 miles

4411 Medical Drive, Ste 170
San Antonio, TX 78229

8223 Broadway St3.27 miles

8223 Broadway St
San Antonio, TX 78209

8522 Broadway St Ste 1113.41 miles

8522 Broadway St Ste 111
San Antonio, TX 78217

8042 Wurzbach Rd Ste 1403.43 miles

8042 Wurzbach Rd Ste 140
San Antonio, TX 78229

4241 Woodcock Dr Ste A1253.76 miles

4241 Woodcock Dr Ste A125
San Antonio, TX 78228

2040 Babcock Rd Ste 3033.81 miles

2040 Babcock Rd Ste 303
San Antonio, TX 78229

2040 Babcock Rd Ste 1013.81 miles

2040 Babcock Rd Ste 101
San Antonio, TX 78229

5282 Medical Dr Ste 1904.16 miles

5282 Medical Dr Ste 190
San Antonio, TX 78229

12651 Vance Jackson Rd Ste 1144.40 miles

12651 Vance Jackson Rd Ste 114
San Antonio, TX 78230

10200 Broadway St Ste 2004.40 miles

10200 Broadway St Ste 200
San Antonio, TX 78217

900 Ne Loop 410 Ste D3094.55 miles

900 Ne Loop 410 Ste D309
San Antonio, TX 78209

2000 Se Loop 410 Ste 1354.55 miles

2000 Se Loop 410 Ste 135
San Antonio, TX 78220

5714 Nw Loop 410 Ste 5004.55 miles

5714 Nw Loop 410 Ste 500
San Antonio, TX 78238

6420 Nw Loop 410 Ste 1024.55 miles

6420 Nw Loop 410 Ste 102
San Antonio, TX 78238

7555 Nw Loop 410 Ste 1144.55 miles

7555 Nw Loop 410 Ste 114
San Antonio, TX 78245

1211 Austin Hwy Suite 1104.93 miles

1211 Austin Hwy Suite 110
San Antonio, TX 78209

5222 De Zavala Rd Ste 3045.03 miles

5222 De Zavala Rd Ste 304
San Antonio, TX 78249

16755 Huebner Rd5.37 miles

16755 Huebner Rd
San Antonio, TX 78248

5720 Bandera Rd Ste 145.40 miles

5720 Bandera Rd Ste 14
San Antonio, TX 78238

8601 Village Dr Ste 2025.52 miles

8601 Village Dr Ste 202
San Antonio, TX 78217

12703 Mountain Air Ste 1055.62 miles

12703 Mountain Air Ste 105
San Antonio, TX 78249

1303 Mccullough Ave Ste 136,5.68 miles

1303 Mccullough Ave Ste 136,
San Antonio, TX 78212

6100 Bandera Road, Suite 4005.73 miles

6100 Bandera Road, Suite 400
San Antonio, TX 78238

1200 Brooklyn Ave Ste 1655.79 miles

1200 Brooklyn Ave Ste 165
San Antonio, TX 78212

6430 Bandera Rd Ste 985.87 miles

6430 Bandera Rd Ste 98
San Antonio, TX 78238

400 E Quincy St6.03 miles

400 E Quincy St
San Antonio, TX 78215

710 Augusta St6.25 miles

710 Augusta St
San Antonio, TX 78215

17700 San Pedro Ave Ste 3006.31 miles

17700 San Pedro Ave Ste 300
San Antonio, TX 78232

Employers | Individuals | Families

Accredited Drug Testing provides comprehensive drug and alcohol testing services to promote workplace safety, meet compliance requirements, and support legal or personal needs for testing. Drug Testing helps prevent accidents, ensures a drug-free workplace,and meets Federal mandates such as those outlined by the Department of Transportation (DOT)

Drug Testing Services

Customized Testing Options Available | Discounts available for Bulk Purchases | Onsite Drug Testing Services

Urine Drug Testing Services

Urine drug testing is a common method used to detect the presence of drugs in an individual's system. It is non-invasive and can test for numerous substances, providing rapid results. In Castle Hills, Texas, urine testing is often used for employment, legal, and personal reasons.

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Purpose of Urine Drug Testing

  • Employment screening
  • Legal compliance
  • Rehabilitation monitoring
  • Parental concerns
  • Medical requirements

What Drugs Can Be Detected

  • Marijuana
  • Cocaine
  • Amphetamines
  • Opiates
  • Benzodiazepines

In Castle Hills, Texas, urine drug testing is respected for its reliability and cost-effectiveness. It remains a popular choice for many organizations aiming to ensure safety and compliance.

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Alcohol Test Services

Alcohol testing is a crucial method to determine the blood alcohol level in an individual's body. Highly reliable and quick, it helps detect alcohol consumption for various needs. In Castle Hills, Texas, this testing is vital for employment, legal compliance, health monitoring, and more.

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  • Workplace safety enforcement
  • Driver's accountability
  • Legal investigations
  • Health assessments
  • Rehabilitation programs

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  • Breath analysis
  • Urine tests
  • Blood tests
  • Saliva swabs
  • Hair tests

Breath analysis - Used primarily for roadside and workplace checks for immediate BAC levels.

Urine tests - Less common, employed in legal and medical assessments.

Blood tests - High accuracy, utilized in medical and legal contexts.

Saliva swabs - Fast and non-invasive, often applied in workplace and emergency environments.

Hair tests - Long detection period, used in court and employment screenings.

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Hair Follicle Drug Testing Services

Hair follicle drug testing in Castle Hills, Texas provides a long detection window and the ability to detect repeated drug use patterns over months. A small hair sample is all that's needed, making it non-invasive and tamper-resistant compared to other methods. Learn More

Why Use Hair Drug Testing?

  • Detects long-term use
  • Non-invasive collection
  • Difficult to tamper
  • Used in legal and employment settings
  • Supports recovery monitoring
  • Comprehensive drug panel

What Drugs Can Be Detected

  • Cocaine
  • Opiates
  • Methamphetamines
  • Marijuana
  • Ecstasy
  • PCP

In Castle Hills, Texas, hair drug testing is a preferred choice for its extended detection period and reliability, ensuring compliance and safety in various sectors including employment and justice.

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DOT Drug Testing Services

DOT drug testing in Castle Hills, Texas is required to comply with Department of Transportation regulations. It ensures individuals operating transportation vehicles are free from illegal substances to guarantee public safety.

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Who is Required to Take DOT Drug Tests?

  • Commercial truck drivers
  • Bus drivers
  • Pipeline workers
  • Aviation personnel
  • Maritime employees
  • Railroad crew members

What Drugs Are Tested For

  • Marijuana
  • Cocaine
  • Opiates
  • Amphetamines
  • PCP

In Castle Hills, Texas, adhering to DOT drug testing ensures that transportation service providers meet federal regulations and maintain the safety of their operations.

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Probation Drug Testing Services

Probation drug testing is a system used to monitor individuals on probation by ensuring they remain drug-free during their supervision period. This process is often crucial for rehabilitation and compliance with court mandates.

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Why Are Probation Drug Test Services Available?

  • Compliance monitoring: Ensures adherence to court mandates
  • Rehabilitation efforts: Supports recovery programs
  • Public safety: Protects communities
  • Accountability: Holds individuals responsible
  • Support networks: Reinforces positive behavior

Testing Methods

  • Urine tests: Most common method for recent use
  • Hair follicle tests: Detects long-term use
  • Saliva tests: Provides quick results
  • Blood tests: Used for specific substances
Probation drug testing in DC is an important component of community supervision programs. By maintaining rigorous standards, it aids in rehabilitating offenders and protecting society.

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Court Ordered Drug Testing Services

Court ordered drug testing in , Castle Hills, Texas is an essential process mandated by the judiciary to ensure individuals comply with legal requirements. Typically used in cases related to custody, DUI, or probation, these tests help maintain public safety and encourage rehabilitation, allowing courts to verify adherence to legal standards.

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Why are Court Ordered Drug Test Services Available?

  • Compulsory compliance verification
  • Custody and family law cases
  • Probation and parole monitoring
  • Identifying substance dependence
  • Supporting rehabilitation efforts
  • Deterring illegal substance use

Court Ordered Test Methods

  • Urine tests: Widely used for testing recent usage.
  • Hair follicle tests: Detects long-term substance use.
  • Saliva tests: Ideal for detecting immediate past use.
  • Blood tests: Most accurate for current intoxication levels.
  • Nail tests: Detects drug use over several months.

Court ordered drug testing in Castle Hills, Texas serves the community by ensuring compliance with legal statutes, whether in family law, criminal justice, or substance rehabilitation contexts. It supports fair legal proceedings and rehabilitation goals.

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Fingernail Drug Testing Services

Fingernail drug testing in Castle Hills, Texas offers a non-invasive method to detect drug use. The test analyzes the composition of clippings to provide a comprehensive picture of substance intake over a significant period, often up to 6 months. It is popular for its wide detection window, making it ideal for various applications.

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What is the Detection Window for Fingernail Drug Tests

  • Fingernails: Up to 6 months detection
  • Toenails: Longer than fingernails

What Drugs Can Be Detected

  • Opioids
  • Cocaine
  • Methamphetamines
  • THC
  • Alcohol

Advantages over other methods

  • Non-invasive collection
  • Extended detection window
  • Hard to compromise results
  • Minimal handling requirements
  • Broad drug panel coverage

In Castle Hills, Texas, fingernail drug testing bridges a critical gap by offering insights into long-term drug use, tested through reliable, extended detection methods.

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Occupational Health Test Services

Occupational health testing in Castle Hills, Texas enhances workplace safety and productivity by identifying potential health risks early. It includes a variety of screening and diagnostic evaluations tailored to specific job roles. This ensures workers' readiness and optimal functioning. Learn More

Purpose of Occupational Health Testing

  • Ensure workplace safety
  • Improve employee health
  • Reduce absenteeism
  • Identify occupational hazards
  • Enhance job performance

Common Types of Occupational Health Tests

  • Fitness for duty exams: Assess if employees can perform tasks safely.
  • Respirator Fit Testing: Ensures respirators are effective.
  • Pulmonary Function Tests (PFT's): Evaluate respiratory health.
  • Tuberculosis (TB): Screens for contagious diseases.
  • Vision: Detects eye issues affecting tasks.

In Castle Hills, Texas, occupational health testing is key to enhancing business success by ensuring employees are fit and healthy, significantly reducing work-related health incidents.

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Drug Statistics for Castle Hills, Texas

Drug-Related Statistics for Castle Hills, Texas:

  • There are no specific drug-related statistics available solely for Castle Hills, Texas. However, broader community assessments from nearby areas are often indicative of trends visible within Castle Hills due to its proximity to San Antonio.
  • Bexar County, where Castle Hills is located, often reports data about substance use which includes metrics like rates of drug-related offenses and substance abuse treatment admissions. Such data is pivotal in shaping local policy and preventive measures.

Castle Hills Drug Testing

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

Castle Hills DOT Drug Testing

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

Castle Hills DNA Testing

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

Castle Hills Industry Training

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

Castle Hills Hair Drug Testing

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

Castle Hills Alcohol Testing

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

Castle Hills Drug Testing Services

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

Castle Hills 5 Panel Drug Test

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

Castle Hills 10 Panel Drug Test

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

Castle Hills On Site Drug Testing

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

Castle Hills DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Castle Hills, 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

Employers, attorneys, probation officers, courts, and private individuals can all request testing. In most cases, no physician referral is required. An individual may request personal testing for documentation, family-related concerns, or peace of mind.
Available options include 5 panel and 10 panel drug tests, hair follicle tests for longer detection windows, urine drug screens for standard workplace needs, saliva/oral fluid testing for recent use detection, and evidential breath alcohol testing. Customized panels can also be arranged based on policy or legal requirements.
Yes. Accredited Drug Testing supports DOT-regulated and other safety-sensitive positions with required testing such as random, post-accident, reasonable suspicion, return-to-duty, and follow-up testing, following proper procedures and documentation.
Yes. Post-accident and reasonable suspicion testing are available to help document whether drugs or alcohol may have been a factor in a workplace incident or observed behavior. On-site/mobile response is available for urgent situations to limit downtime and capture timely results.
Yes. Results are released only to the authorized party — for example, an employer’s designated representative, a court or probation contact, or the individual who requested the test. Accredited Drug Testing follows secure reporting practices.
If an initial screen is not negative, the sample goes through confirmatory testing using more specific analytical methods. Final results are not reported until confirmation is complete to ensure accuracy and defensibility.
Yes. Accredited Drug Testing offers on-site/mobile collections for employers. Mobile collections reduce employee downtime, are useful for job sites and remote work locations, and are critical for immediate post-incident or reasonable suspicion situations.
Common specimen types include urine, hair, saliva/oral fluid, and breath (for alcohol). Each method supports different needs: urine is widely used for workplace testing, hair provides a longer detection history, saliva/oral fluid can capture more recent use, and breath alcohol testing measures current alcohol concentration.

Customer Reviews

Very professional and very quick

Very professional and very quick service to schedule appointments! I am pleased with the services and would definitely recommend using them for any drug testing needs!

Carrie Feerick - 4/19/2025

test was quick and easy

Company New Hire Employee Process for DOT Drug test was quick and easy. No need to make appt. All employee had to do is show prepaid qr code I sent to employee show ID and was set. Would Recommend.

Maria Lopez - 11/19/2024

Kind and very helpful

Called around for hours and posted from company to person and got nowhere and had to fight to get a refund die to there miss information, well save time and sanity Acredited is the ONLY place the person was kind and very helpful, said what I needed and Faith the lady I dealt with made it simple and she did above and beyond everything I needed, as I'm going through a devorse this was a great help and made my day 100 stars from me.

Steven Harrison - 12/19/2024


(800) 221-4291