How Long Does It Take For A Urine Drug Test To Come Back From LabCorp?

How does LabCorp test urine for drugs?

Labcorp performs initial drug screening using immunoassay.

An immunoassay is a test that uses antibodies to detect the presence of drugs and other substances in urine.

The initial screening process does not measure the specific amount of drug present in urine samples..

What happens when urine is sent to lab?

For a lab-based test, the collected specimen (urine, hair, oral fluid) is sent to a laboratory for more rigorous testing. As such, it takes longer to get the results (2-3 days, on average). A lab-based test can screen for any drug.

What can be detected in a urine test?

The urinalysis is a set of screening tests that can detect some common diseases. It may be used to screen for and/or help diagnose conditions such as a urinary tract infections, kidney disorders, liver problems, diabetes or other metabolic conditions, to name a few.

Is an at home drug test as accurate as a lab test?

No. No drug test of this type is 100% accurate. There are several factors that can make the test results negative even though the person is abusing drugs.

What do employer drug tests look for?

A typical urine drug test for employment purposes screens for drugs including amphetamines, cocaine, marijuana, methamphetamines, opiates, nicotine, and alcohol. Urine tests may be required as part of pre-employment screening or may be conducted randomly by employers, especially for employees in certain occupations.

What do drug test cutoff levels mean?

A sample that produces a drug test level below the cutoff is deemed negative, while a sample that produces a drug test level at or above the cutoff is deemed positive.

How long do urine drug test results take?

Drug test results typically take 24 to 48 hours, depending on the type of test being performed (e.g., urine, hair or DOT).

Will menstrual blood affect urine drug test?

Menstrual blood can contaminate a urine sample. Vitamin C supplements, food coloring in candy, and the natural color in beets can affect the color of your urine.

What drugs are tested for pre employment?

Typical drugs screened in a pre-employment urine drug test include marijuana, cocaine, amphetamines and methamphetamines, PCP, opiates, with the option for employers to test for many additional substances.

How long does it take to pass a 15 ng/ml drug test?

Using the 15 ng/mL GC/MS cutoff, the detec- tion time for the last positive urine sample (for six subjects following high dose smoking) was 122 hours—just over five days.

How do LabCorp drug tests work?

Labcorp performs initial drug screening using immunoassay. An immunoassay is a test that uses antibodies to detect the presence of drugs and other substances in urine. The initial screening process does not measure the specific amount of drug present in urine samples.

How do you know if you passed a drug test at LabCorp?

Lab results are delivered to your LabCorp Patient™ portal account. Log in or register online. Please wait at least seven days after we report the lab test results to your doctor before looking for your lab test results online. My lab results have not been posted and more than two weeks have passed.