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Same-Day Drug Tests In San Antonio

Your Trusted San Antonio Drug Test Lab 

Sample bottle and drug test result form

Drug testing is an essential service for individuals seeking peace of mind about their health and well-being. At Fastest Labs NW San Antonio, we provide reliable and accurate drug testing tailored to personal needs, using state-of-the-art technology for precise outcomes. Whether you're looking for clarity on substance use or require testing for legal reasons, our professional team is committed to delivering timely, transparent results and exceptional service with a customer-centric approach.

Our state-of-the-art San Antonio drug testing center handles tests for:

  • Employment – Testing checks for past or current drug use when beginning or re-instating employment. These screenings help maintain a safe and productive workplace environment.
  • Court-Admissible Evidence - Drug testing is often required for criminal or motor vehicle accident investigations, providing crucial insights into situations where substance influence is questioned.
  • Monitoring Drug Use – Are you currently prescribed drugs like opioids? You may need to be drug tested to ensure proper and responsible usage, aiding in compliance with medical guidelines.
  • Sports Organizations – Student and professional athletes may require routine drug testing to check for prohibited substances and performance-enhancing drugs, promoting fair competition.

Interested in drug screening in San Antonio? Call (210) 361-6497 or schedule an appointment online today!

Our San Antonio Drug Testing Facility Services 

At Fastest Labs NW San Antonio, we offer a comprehensive range of drug testing services. Each method is tailored to provide accurate and timely results, ensuring you receive the necessary information. Our facility uses the latest technology to ensure precision and reliability, providing our clients peace of mind and security.

  • Urine Testing - Provides instant results, with verification of positive results in 1-3 days. It is the approved method for federally mandated testing and is highly suitable for legal drug testing. 
  • Hair Testing - Delivers lab results within 1-3 days and can detect drug usage up to 90 days prior. Hair testing is an effective method for identifying long-term drug usage in employees.
  • Saliva Testing - Offers instant results and takes 1-3 days for positive result verification. Saliva testing can detect drug usage immediately after ingestion, making it a valuable tool for immediate detection.
  • Fingernail Testing - Provides lab results within 1-3 days and can measure up to 8 months of drug usage. It is an effective alternative to hair testing and produces similar results.
  • Sweat/Skin Testing - Delivers lab results within 1-3 days after patch removal. This method of drug testing is commonly used for monitoring drug usage during probation.
  • Specialty Testing - Ideal for testing unknown substances, such as heavy metals, toxins, or poisons. It offers comprehensive analysis and identification of specific substances.

Whether you require federally mandated testing or want to monitor long-term drug use, our professional team is here to deliver reliable results and exceptional service every step. Our commitment to precision and client satisfaction underscores our role as leaders in the industry.

What Does a Drug Test Actually Test For?

Whether routine or one-time, drug screening remains one of the most common testing services completed in the United States. From employees to athletes, drug tests have become a standard in organizations and communities, promoting safe and healthy environments. Our broad range of testing panels is designed to accommodate varying requirements across different sectors, ensuring comprehensive coverage.

You may be tested for certain substances depending on the reason for your drug test. In most scenarios, however, the drug test is an all-encompassing screening to check for: 

  • Marijuana
  • Opiates
  • Cocaine
  • Methamphetamine
  • PCP
  • Amphetamines
  • Benzodiazepines
  • Barbiturates
  • Methadone
  • Tricyclic antidepressants
  • Oxycodone
  • Ecstasy

We provide fast, reliable, and accurate drug testing services in San Antonio and the surrounding areas. Our friendly lab collectors ensure high-quality testing and accurate results, following a secure chain of custody to keep your information and results secure while providing empathetic and reassuring service.

Get in touch with our San Antonio drug testing center by calling  (210) 361-6497 or request an appointment online now! 

Why Us?

Hear From Our Customers

  • “If you live close to a Fastest Labs location, they're your best option for any kind of lab testing service.”
    - Christian P.
  • “Staff is very friendly and helpful and it is fast/easy”
    - Tatum Vanderpool

Why Choose Fastest Labs NW San Antonio for Drug Testing?

At Fastest Labs NW San Antonio, you can rely on us for convenient, clean, and accurate testing. We're proud of our clean and comfortable labs and our friendly, experienced collectors.

People choose our San Antonio drug test lab for many reasons: 

  • Safe & Secure – Our lab technicians follow rigorous protocols to secure the chain of custody of your sample, results, and personal information. When you turn to us, you can rest assured knowing that your information is safe and secure, ensuring compliance with all regulatory standards.
  • Clean & Comfortable – We know drug testing can cause anxiety. We take pride in providing a clean and comfortable waiting area and testing lab. Additionally, your lab technician will be available to walk you through the process so you know exactly what to expect, reducing stress.
  • Experienced Collectors – We are certified, trained, and knowledgeable. Our lab technicians are some of the best in the industry, and our team is here to provide you with the accurate San Antonio drug testing services you need. Their skill guarantees meticulous handling and accurate results.
  • Affordable Testing – Fastest Labs NW San Antonio is proud to offer high-quality testing at some of the lowest prices. No matter the test, you can rely on our San Antonio drug screening prices to be some of the lowest available among our competitors locally and beyond.

Our team delivers drug test results quicker than competitors, all while never sacrificing quality or accuracy. Whether you need employment, court-admissible, sports, or any other type of drug testing, you can rely on Fastest Labs NW San Antonio for an exceptional experience characterized by speed, professionalism, and care.

Frequently Asked Questions

How Long Does It Take to Receive Drug Test Results?

The time it takes to receive drug test results from Fastest Labs NW San Antonio can vary depending on the testing method. For most standard tests, such as urine and saliva, preliminary results are available almost instantly, with official, verified results typically returned within 1-3 business days. Hair and fingernail tests, which require detailed laboratory analysis, are usually completed within the same time frame. Speed of delivery is crucial, and we prioritize quick turnaround while ensuring accuracy and precision in all results.

What Should I Bring to My Drug Testing Appointment?

When coming in for a drug test, you should bring a valid form of photo identification, such as a driver's license or passport, to verify your identity. If the test is for employment or legal purposes, you may also need to provide documentation from your employer or the requesting authority outlining the tests required. Drinking water before your visit is recommended to facilitate sample collection, but avoid overhydrating as this can dilute results. Being prepared helps ensure a smooth testing experience.

Can I Request a Specific Type of Drug Test?

Yes, at Fastest Labs NW San Antonio, we provide various drug testing options, and you can choose according to your specific needs or requirements. Whether you need a urine, hair, saliva, or specialty test, our team will guide you through the benefits and limitations of each method, ensuring it meets the necessary criteria.

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Your Simple Testing Solution

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