Drug Testing Locations in Colorado

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Comprehensive Drug Testing Services in Colorado

Our drug testing services offer unparalleled convenience with 352 test centers distributed across 696 Colorado cities. We provide reliable and timely results to meet your needs efficiently. Our state-of-the-art facilities guarantee privacy, accuracy, and convenience for all clients.

Whether you need to comply with legal requirements or safeguard workplace safety, our wide network of drug testing sites in Colorado ensures you are never far from a location. Trust us to support your health and safety goals with easy access and professional expertise.

When you're searching for drug testing near me or drug testing locations, we provide a simple and convenient process to find a drug and alcohol testing location near you that is certified to provide all of your drug and alcohol testing needs.

Accredited Drug Testing has 352 drug testing centers in 695 CO cities.

Please select a city from the list below to find drug test centers in Colorado.

Why Colorado Employers Should Use Our Drug Testing Services

Implementing drug testing services is fundamental for Colorado employers aiming to maintain a safe workplace. With 352 test centers across 696 cities, our services are accessible, ensuring minimal disruption and maximum compliance with industry standards.

A drug-free workplace lowers accident rates and increases productivity, making routine testing crucial. By utilizing our network of test centers, Colorado employers can address issues proactively and uphold company policies effectively.

Our professionally managed drug testing services also boost employee morale by fostering a healthy work environment. Colorado employers can benefit from our comprehensive testing plans tailored to fit specific industry needs.

Moreover, our drug testing services assist in legal compliance, reducing the potential for costly legal ramifications associated with workplace incidents. The peace of mind that comes from knowing your company is compliant and upholding best practices is invaluable.

Employers can also count on our prompt reporting and consistent support. Our team is dedicated to providing seamless service, ensuring that your testing needs are met efficiently and with care, helping your business thrive.

Colorado Drug Free Workplace Programs

In Colorado, while there isn't a formal statewide Drug Free Workplace Program explicitly titled as such, the state actively encourages businesses to implement their own substance abuse policies. By fostering environments that prioritize health and safety, Colorado aims to mitigate the impact of drug misuse in the workplace. This initiative aligns with the broader goals of maintaining productive and secure working conditions across diverse industries.

Employers in Colorado are incentivized to adopt comprehensive drug-free policies through various support measures. These may include educational resources on substance abuse awareness and tailored training programs to help supervisors effectively manage related issues. Such efforts not only enhance the well-being of employees but also contribute to a more stable and efficient workplace, reflecting Colorado's commitment to promoting healthier work environments.

How does the body eliminate Drugs

Drug elimination is the sum of the processes of removing an administered drug from the body. In the pharmacokinetic ADME scheme (absorption, distribution, metabolism, and excretion), it is frequently considered to encompass both metabolism and excretion. Hydrophobic drugs, to be excreted, must undergo metabolic modification making them more polar. Hydrophilic drugs, on the other hand, can undergo excretion directly, without the need for metabolic changes to their molecular structures.

Although many sites of metabolism and excretion exist, the chief organ of metabolism is the liver, while the organ primarily tasked with excretion is the kidney. Any significant dysfunction in either organ can result in the accumulation of the drug or its metabolites in toxic concentrations.

A variety of other factors impact elimination — intrinsic drug properties, such as polarity, size, or pKa. Also other factors include genetic variation among individuals, disease states affecting other organs, and pathways involved in the way the drug distributes through the body, such as first-pass metabolism.

Issues of Concern

Drug elimination is the removal of an administered drug from the body. It is accomplished in two ways, either by excretion of an unmetabolized drug in its intact form or by metabolic biotransformation followed by excretion. While excretion is primarily carried out by the kidneys, other organ systems are involved as well. Similarly, the liver is the primary site of biotransformation, yet extrahepatic metabolism takes place in a variety of organ systems affecting multiple drugs.

Given the multiple organ systems and the variety of metabolic transformations present, drug elimination can entail a significant degree of complexity. Hydrophilic drugs are typically directly excreted by the kidneys, while hydrophobic drugs undergo biotransformation before excretion. The purpose here is twofold – biotransformation serves both detoxify the exogenous substances as well as to increase their hydrophilicity, ensuring their elimination via the kidneys.

Two broad metabolic pathways of hepatic drug transformation exist. Phase I is the direct modification of the target molecule, whereas phase II entails conjugation of the target to a polar molecule of low molecular weight. Phase I prepare the drug to enter phase II, but single-phase metabolism also exists.

Phase I involves oxidation, reduction, and hydrolysis of the exogenous molecule. These reactions are accomplished by hepatic microsomal enzymes, which reside in the smooth endoplasmic reticulum of the hepatocytes. Best known among them is the cytochrome P450 system, whose enzymes are predominantly involved in oxidative metabolism. Within the cytochrome P450 family (CYP), the enzyme responsible for the metabolism of more than 50% of existing drugs is the CYP3A4. Its activity encompasses various classes of medications, including opioids, immunosuppressants, antihistamines, and benzodiazepines. The enzymes can also be induced or inhibited by a variety of substances they interact with, including pharmaceuticals. The increase in metabolic activity with CYP induction results in a diminished activity of drugs targeted by that particular isoform. Conversely, CYP inhibition will result in increased drug plasma concentration, potentially leading toxicity. The CYP3A4 is induced by phenytoin, phenobarbital, and St. John's wort, while diltiazem, erythromycin, and grapefruit inhibit it. Caution is, therefore, necessary when administering CYP3A4-metabolized drugs in the presence of any of the inhibitors or inducers.

Phase II consists of covalent bonding of polar groups to nonpolar molecules to render them water-soluble and allow renal or biliary excretion. Target molecules enter phase II directly or via initial processing through phase I. A variety of polar adjuncts is transferred, including amino acids, glucuronic acid, glutathione, acetate, and sulfate. Glucuronidation is one of the major pathways of phase II biotransformation. The UDP-glucuronosyltransferase (UGT) enzyme family performs this activity. Typically, glucuronide derivatives possess less or no activity of the original drug, but in some cases, pharmacologically active compounds result. Morphine-6-glucuronide is a phase II metabolite of morphine with significant analgesic activity. As with the CYP enzymes, inducers, and inhibitors of phase II, enzymes exist and may influence the efficacy of drugs that rely on conjugation before excretion.

The first-pass effect is a feature of hepatic metabolism that also plays a role in the elimination of multiple drugs. Here, the enteric consumed drugs are exposed directly to the liver via the portal vein, where they undergo biotransformation before entering the systemic circulation. This activity reduces the bioavailability and needs to be factored into the dose administered to the patient. Intravenously administered drugs are not subject to the first-pass effect.

Extrahepatic drug metabolism takes place in the GI tract, kidneys, lungs, plasma, and skin.

Renal excretion completes the process of elimination that begins in the liver. Polar drugs or their metabolites get filtered in the kidneys and typically do not undergo reabsorption. They subsequently get excreted in the urine. Urinary pH has a significant impact on excretion, as drug ionization changes depending on the alkaline or acidic environment. Increased excretion occurs with weakly acidic drugs in basic urine and weakly basic drugs in acidic urine.

Excretion in the bile is another significant form of drug elimination. The liver can actively secrete ionized drugs with a molecular weight greater than 300 g/mol into bile, from where they reach the digestive tract and are either eliminated in feces or reabsorbed as part of the enterohepatic cycle.

Other pathways of excretion include the lungs, breast milk, sweat, saliva, and tears

Mobile/On-Site Drug Testing

If you're an employer needing to test 25 or more employees and looking to save time and money, we offer mobile on-site drug testing where we come to you. Call us today for more information.

Colorado Laws on Drugs

Colorado has a variety of drug laws aimed at managing the use of controlled substances. Understanding these laws is essential for residents and visitors alike. The state enforces strict regulations on narcotics, hallucinogens, and other controlled substances to ensure public safety and health.

Penalties for possession, trafficking, and manufacturing vary depending on the substance and amount. Colorado actively promotes efforts in treatment and rehabilitation to minimize recidivism and encourages individuals to seek help for substance abuse issues.

Colorado Laws on Marijuana

Marijuana laws in Colorado are quite progressive, allowing individuals 21 and over to purchase and possess up to one ounce. Retail and cultivation licenses are issued under strict compliance to ensure safety and control over the industry, impacting the state's economy positively.

Punishments apply for exceeding possession limits, and usage is restricted to private premises. Efforts to control and regulate cannabis have positioned Colorado as a leader in marijuana legalization, combining economic benefits with public safety measures.

Colorado Drug Resources

Colorado Health Institute
Research and data on drug use and health.

Colorado Business Express
A comprehensive portal for Colorado employers.

Colorado Department of Human Services
Support and resources for substance abuse treatment.

Safer Colorado
Advocacy for safe and regulated substance policies.

Better Business Bureau of Southern Colorado
Resource for business best practices and trust.

Mental Health Colorado
Support for mental health and addiction issues.

Colorado Department of Public Health and Environment
Health standards and safety guidance.

Colorado Center for Social Work
Training and resources for social workers in substance abuse.

Colorado Consortium for Prescription Drug Abuse Prevention
Resources and initiatives to prevent drug abuse.

Drug Testing Near , CO

Colorado Drug Testing

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

Colorado DOT Drug Testing

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

Colorado DNA Testing

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

Colorado Industry Training

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

Colorado Hair Drug Testing

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

Colorado Alcohol Testing

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

Colorado Drug Testing Services

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

Colorado 5 Panel Drug Test

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

Colorado 10 Panel Drug Test

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

Colorado On Site Drug Testing

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

Colorado DOT Physicals

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

Yes. Accredited Drug Testing maintains access to numerous collection sites nationwide, so in most cases a testing location is available close to a donor’s home, workplace, or job site. Same-day scheduling is often possible for both drug and alcohol testing needs.
Employers, DOT-regulated companies, attorneys, courts, probation departments, and private individuals all use Accredited Drug Testing locations. You do not need to be part of a large company to request testing — individuals can order testing directly.
Locations support urine drug tests, hair follicle drug tests, saliva/oral fluid drug tests, instant/rapid screening (where permitted), and evidential breath alcohol testing. Post-accident and reasonable suspicion testing are also available.
Yes. Accredited Drug Testing supports DOT-compliant urine drug testing and evidential breath alcohol testing following 49 CFR Part 40 requirements. This includes pre-employment, random, post-accident, reasonable suspicion, return-to-duty, and follow-up testing for safety-sensitive employees.
In many cases, yes. Same-day or next-day appointments can typically be arranged. This is especially important for urgent needs such as post-accident, reasonable suspicion, court deadlines, or probation compliance.
Yes. Results are released only to the authorized recipient — for example, an employer’s designated representative, the court or probation contact, or the individual who ordered the test. Results are handled securely and are suitable for policy enforcement and legal documentation.
Yes. Accredited Drug Testing offers on-site and mobile collections for employers. Mobile testing is useful for post-accident response, reasonable suspicion situations, high-volume hiring events, and remote job sites where sending employees offsite would cause downtime.
No. You do not need a physician's prescription to request most drug or alcohol tests. Individuals, employers, attorneys, and probation officers can schedule testing directly and send the donor to the assigned collection site.

Customer Reviews

ADT was able to get me the best tests

Dealing with allegation’s of drug use that completely false is stressful, ADT was able to get me the best tests, going back the farthest in the same day with as little hassle as possible, I spoke with 1 person and wasn’t transferred once, and they took my payment, and got me my work order for a clinic as close as possible for the service I needed. 5*

Christopher Hansis - 12/19/2024

Super Easy to Schedule

Super easy to schedule and get what you need, weather for a job, personal, or court ordered! I believe I spoke with Justine who was helpful in answering all my questions and stayed on the phone with me until she was sure I was all set and got the emails I needed.

Mandy Ryan - 12/14/2024

Extremely pleasant

Initially Torrie helped me but I needed to call back. When I called back Kayla stepped in and finished my order. Both were extremely pleasant over the phone and provided wonderful customer service. Kudos to them!

Brynne Beverly - 4/19/2024


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