Drug Tests

How Drug Tests Work

Over 200 types of products have been approved by the U.S. Food and Drug Administration to test for drug use, according to the Department of Health and Human Services. These tests vary in the methods they use, what drugs the tests can detect and the amount of time it takes to get the results.

All About Drug Tests

About Drug Tests

Because of this, many businesses, schools, hospitals and other organizations conduct drug testing to keep their environment drug-free. While some consider the practice intrusive, a violation of fundamental individual rights, dr...

How Are Hair Drug Tests Done?

In 2006, there were 1,742,887 drug-related emergency room visits nationwide, according to the National Institute on Drug Abuse. In 2009, 32.8 percent of 12th-grade students used marijuana. There are situations in which drug tes...

What Causes False Positives in Drug Tests?

A person may be required to take a urine test that screens for illicit drug use for a number of reasons. Some companies request that employees take drug tests to ensure workplace safety. People who have been convicted of drug...

How Testing for Marijuana Works

Types of testing for validation of marijuana consumption include urine, blood, hair follicle and saliva. The most accurate test for validating current cannabis (the chemical name) intoxication is the blood test. Urine analysis ...

About Testing for Marijuana in Blood

According to Drug Detection Laboratories Inc., blood testing procedures for cannabis provide information that reveals if an individual is under the influence of marijuana. This plant-based substance contains THC, the intoxicati...

Drugs That Affect a Lie Detector Test

A lie detector test measures physical and emotional responses to approximately 10 predetermined questions, according to the Global Polygraph Network. Drugs may affect the test but usually with an inconclusive result. Generally,...

Types of Drug Tests Doctors Use

Drug testing is done routinely before new employment is begun and randomly at times when testing seems warranted. Most drug tests, also known as toxicology tests, evaluate for amphetamines, cocaine, marijuana, opiates such as h...

Medications That Test False Positive on Drug Tests

A way that is commonly used is to look for substances in the urine. When a urine sample is analyzed for illegal use of drugs, however, it is important to be aware that certain medications may cause false positive results on dif...

Drug Tests for Hair

According to HomeHealthTesting.com, blood nourishes the hair as it grows. Drugs in the blood enter the hair and embed in the hair shaft. It takes one week after drug use for the drug-affected hair to grow above the scalp. Hair ...

What Drugs Are Tested for in a Urinalysis?

Urinalysis is also commonly used by employers to determine the eligibility of potential hires. The Medical College of Wisconsin indicates that the two forms of urine drug testing used are a screening test and a confirmatory tes...

What Drugs Show Up on a Hair Follicle Test?

Drug testing has become part of the application process for some jobs and hair follicle testing has become more popular as a method of drug testing. Hair growth is nourished by the bloodstream, so some drugs can be detected in ...

Drugs That Test Positive for THC

Some people whose urine tests positive for tetrohydrocannabinol--THC--are shocked to be told they failed the drug test for marijuana, which they've never used. According to pharmacologist Karen E. Moeller and colleagues in thei...

Drug Test Procedures

Drug tests are used to detect the presence of drugs in the body. Drug tests have been a common practice in law enforcement for many years. However, employers have begun to incorporate drug tests into their hiring processes. The...

What Causes False Positives in Marijuana Drug Testing?

Drug testing has become a way of life in our culture. It is now required with many job applications and for participation in school athletic programs. Testing for marijuana most often consists of a urine test, according to the ...

What Are the Benefits of Drug Testing?

Drug testing is an important way to screen out individuals who are often problems to others at work and school. Employers rely upon drug testing because statistics show substance abusers are absent more often, are less producti...

Cons of Drug Tests

Many organizations require drug testing for a myriad other reasons, whether job applicants or current employees. But there are problems with testing. For example, urine drug tests may yield false positives, meaning the person t...

What Drugs Will Show Up on a Hair Follicle Drug Test?

Hair follicle testing is an examination of the hair to test specific drug use by an individual. The method tests for measures of drug molecules and metabolites, which are residues of drugs that remain in the hair. Rutgers Unive...

What Drugs Show Up in a Hair Drug Test?

Although most organizations rely on urine tests for drug screening, some use hair testing, especially law enforcement agencies. According to Greek medical school professor Vassiliki A. Boumba and colleagues in their article for...

List of Drugs Tested for in the DOT 5 Panel Drug Test

The DOT 5 panel drug screen is a screen for five classes of drugs. The test is mandated by the Department of Transportation to be given to employees of commercial driving companies. It has also been called the NIDA 5 and subseq...

What Drugs Are Tested for in Employment Tests?

There are many different employment tests for drugs. Each test has different sensitivities and each company different cut off values for what is considered to be a positive or negative result. Most commonly, they test hair, swe...

Different Kinds of Drug Tests

Drug testing is a common requirement for employment in many workplaces. These tests can protect employers from hiring drug abusers and improve workplace safety. Drugs tests enable employers to test for cannabinoids, cocaine, am...

What Drugs Are Included in a Drug Screen?

These include amphetamines, cannabinoids, cocaine, opiates and phencyclidine, or PCP. Many employers and others who test for drugs follow these guidelines, but sometimes test for other substances such as alcohol and anti-anxiet...

Drugs That Can Cause False Positive Drug Tests

Getting a new job, adopting a child or satisfying a probation officer may require a drug test--usually a urine test. People who don't use illegal drugs will usually test negative. But some prescribed and over-the-count...

What Are the Different Types of Drug Tests?

Drug testing is a common laboratory procedure for detecting the presence or measuring the levels of drugs within the body. Drug testing can identify individuals using illegal or prescription drugs. The information may be used t...

Drugs for Test Anxiety

Test anxiety is a type of performance anxiety. People who suffer from test anxiety often have other types of anxiety, in particular social anxiety. Nonpharmacological methods are considered the first line of treatment, but if t...

Types of Drug Tests

SAMSHA also provides guidelines for what determines a test to be positive. Because different drugs have different characteristics and detection windows, a variety of drug testing options are available, including urine, saliva, ...

What Are the Benefits of Beta Glucans?

The most highly commercialized mushroom for use of beta-glucan comes from the large Japan mushroom, Maitake. American Cancer Society studies are ongoing to test the immune-enhancing effects of Maitake in combination with the an...

Potassium Nitrate & Drug Tests

Random workplace drug testing is conducted under the guidelines established by the Substance Abuse and Mental Health Services Administration. One of the most common testing procedures is urinalysis--testing urine samples of em...

What Drugs Appear on a Drug Test?

In 1988, the U.S. Department of Labor created the Drug Free Workplace Act which called for many government agencies and contractors to provide mandatory drug tests for all employees. Since then, many companies have also put man...

How to Prepare for a Drug & Alcohol Test

These days, drug testing is often standard procedure before being hired for a new job. Certain professions, such as health care, utilize them as a pre-hire tool more than others. While the idea of a drug and alcohol test can be...

Causes of False Positive Drug Tests

Drug testing is the practice of screening urine or blood samples for the presence of illegal drugs. These screening tests are routinely performed by schools, parents and companies for the purpose of determining if those tested ...

About Generic Drugs

When the patent runs out on a drug, other pharmaceutical companies begin to produce it under a generic name. The generic drugs go through the same regimen of tests and procedures as name brand drugs and must pass all the requir...

Hair Test Analysis

People might have their hair analyzed for a variety of reasons. Employers can require a hair analysis test to screen for drug use. People also might have hair tested in attempt to quantify levels of exposure to environmental to...

Process of Drug Development

For pharmaceutical companies, the stakes in developing new drugs are high. The journal Health Affairs estimates the cost to develop a new drug ranges from $500 million to $2,000 million. Of all the drugs introduced to the marke...

Information on Hair Follicle Testing

Hair follicle testing can be used for a variety of purposes. Though it might be most closely associated with drug testing, hair follicle testing can also be used to determine paternity, catch criminals and detect metals in your...

The Best Home Drug Tests

These kits test for a variety of both prescription and street drugs, and all require a urine sample. While some kits test for a single drug, others test for a panel of two or more. Most tests will show the user instantly whet...

Drug Development Process

The first part of drug development is the discovery (or chemical synthesis) of a novel biologically active molecule. These molecules can either be found in nature (by testing to see if different molecules can have medicinal pur...

NIDA 5 Panel Drug Test Facts

The National Institute of Drug Abuse 5 test detects levels of mind-altering substances. If you drive for a living or work for the United States government, you may be asked to take this test. A urine sample is obtained to deter...

How Are Drugs Developed?

The U.S. system for developing and approving drugs is rigorous, complex and expensive. On the average, it takes ten to 15 years for a company to get one new medicine from the laboratory to patients, costing $1 billion or more....

What Happens If You Fail a Drug Test?

Cut off levels vary depending on the drug being tested for. If the initial test is positive for amounts above cut off levels, more detailed confirmatory tests must be done to prove the sample is indeed positive. If the initial ...

How Do Drug Tests Work?

The break down or use of these substances will produce chemical left overs called metabolites. Metabolites can be excreted or stored in the body. Common drug tests primarily look for these metabolites and in a few rare instance...

How Does Hair Drug Testing Work?

What we take into our bodies often stays in our bodies for a relatively long time. That goes for certain types of illicit drugs. Although the hair itself is not alive, the follicle that produces it is. If drugs such as heroin, ...

How Do Hair Drug Tests Work?

Hair is a good medium for drug testing, because a lot of what we ingest deposits residue in our hair. This residue does not coat the outside of the hair. The hair root actually picks up the substance from the blood stream and d...

About Saliva Drug Testing

Urine testing is usually the preferable type of drug test; however, saliva testing is growing in popularity due to certain advantages it has over other methods, such as urine or blood testing. Saliva tests are now used across t...

About Drug Testing

Drug testing is used to determine if someone is under the influence of drugs or has been using drugs in the past. Drug testing analyzes human specimens to get an adequate result and uses one of several methods. It can be classi...

Hair Follicle Testing Facts

Hair follicle testing tests for certain types of drugs that someone might have used in the past. Testing is typically conducted by employers or parents to determine a history of drug abuse.

How Does a Swab Drug Test Work?

Oral fluid drug tests are a popular choice with employers and with parents who want to test their teens for drugs. Among oral fluid drug tests, the swab type is the most common. The highly absorbent mucous membranes of the mout...

Facts About Hair Testing

According to Omega Laboratories, hair testing reveals ingestion of drugs by measuring the molecules of drugs that are embedded in the hair shaft and cannot be compromised by external chemicals or shampoos.

Facts About Marijuana in a Urine Test

Marijuana is the most common illicit drug that's used in the United States, according to the National Institute on Drug Abuse. Urine tests have been established to detect the use of marijuana.

What Is a 10-Panel Drug Screen Test?

The 10-panel drug screen test is a drug test method that screens for 10 drugs. This type of test can detect several illegal drugs as well as high levels of prescription drugs that have the potential for abuse. The test proced...

How to Use Lidoderm

Lidoderm is a prescription transdermal patch that contains 5 percent lidocaine. It is approved for use in treating pain caused by post-herpetic neuralgia, or shingles. Lidocaine is an anesthetic. The amount of lidocaine release...

Facts on Taking a Drug Test

Some employers require all of their potential new employees to take and pass a drug test before they start work. These tests are usually part of a drug-free workplace program, and employers who give these tests reserve the rig...