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Acclaimed for its comprehensive drug and alcohol screening, Accredited Drug Testing operates across 33 locations in the Las Vegas area. We cater to both DOT and non-DOT requirements with urine and breath alcohol tests, alongside EtG and hair drug testing. Our services target individuals, businesses, and legal stipulations. Within Las Vegas, NV, we ensure quick test results and SAMSA certified lab analysis. Immediate same-day service options are available, conveniently located near your home or office. Our range also covers Occupational Health Assessments, Clinical Testing, and Background Verification.
Dial (800) 221-4291 or register online. Choose your preferred test and select a nearby center—whether for yourself, your employees, or someone else, testing is hassle-free. Scheduling is swift and straightforward, accessible via our support team or online around the clock. Our efficient process guarantees easy drug testing setup near Las Vegas for your convenience.
* You must register by phone or online to receive your donor pass/registration prior to proceeding to the testing center. You must bring a valid government issued ID along with the registration/barcode number which was sent to you by email.
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.
At our Las Vegas drug testing collection sites, Accredited Drug Testing provides one of the widest selections of drug and alcohol testing services available. Whether you're an employer, attorney, court, or private individual, we offer both DOT and non-DOT testing options—ranging from rapid tests to comprehensive lab-based screenings—capable of detecting nearly any substance.
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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.
Clark County reported a 20% increase in opioid prescriptions in Las Vegas by 2021.
In Las Vegas, roughly 9% of residents reported illicit drug use according to a 2020 survey.
Over 40% of Las Vegas drug-related arrests in 2021 involved methamphetamine.
Emergency rooms in Clark County saw a 15% rise in drug overdose cases in 2021.
Las Vegas accounted for 60% of Nevada's heroin-related deaths in 2020.
Clark County's addiction treatment centers noted a 25% increase in admissions in 2021.
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.
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
In Las Vegas, employers across sectors have instituted stringent drug testing policies. Many companies follow federal guidelines, integrating random drug testing to maintain a safe workplace environment. These policies are guided by standards set by the Occupational Safety and Health Administration.
Companies in the hospitality sector, a major employer in Las Vegas, are particularly vigilant, ensuring employees comply with drug-free mandates. Drug testing is often conducted pre-employment, and periodic checks are mandated. Resources and support are made accessible to employees through workplace programs.
The Las Vegas government has intensified its drug prevention initiatives, focusing on education and rehabilitation. The Nevada Department of Health and Human Services is collaborating with local organizations to reduce drug abuse through public awareness campaigns.
Moreover, the local government coordinates with the Drug Enforcement Administration to target major drug trafficking operations in and around Clark County. Grants are also made available to community organizations focusing on treatment and support for addicts.
Recent drug busts in Las Vegas highlight ongoing law enforcement efforts against narcotics trafficking. In 2022, a joint operation between the Las Vegas Metropolitan Police Department and DEA resulted in the massive seizure of fentanyl and cocaine, aiming to disrupt local distribution networks.
Another significant event was a community forum held to address the rising problem of opioid abuse. Experts discussed prevention strategies, and local officials promised increased funding for rehabilitation services. Such events underscore the urgent need for collaborative efforts against drug proliferation in the city.
Accredited Drug Testing offers fast, reliable employment screening services in Las Vegas, NV. Trusted by employers nationwide for accurate results and exceptional service.
Help.org Nevada Rehab Centers
CASAT On Demand
Vegas CAA
Las Vegas Recovery Center
LVRC
Drug-Free Las Vegas
Nevada o-drug Response
NIH National Institute on Drug Abuse
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This is by far the easiest way to get my lab work ordered and paid for. The phone calls are short and to the point. They don’t try to push extra sales on you and when I walk in to the clinic I simply show my donor pass and with in a matter of minutes I’m done. I will continue to use ADT in the future.
Jason Jackson - 7/19/2025
Everything was great, the staff was very polite. Thank you.
Olga Petrova - 9/19/2024
The visit here is always the best . The place is always really clean. The employees are super courteous, very polite, and professional. This is the only drug lab I like to go do my drug and alcohol test. I would like to tell them thank you so much for thier excellent performance and job
Eli Gonzalez - 1/4/2025