A urine drug test is used to detect the presence of illegal and prescription drugs in urine. It’s also known as a urine drug screen. In a urine drug test, a sample of urine is sent to a lab. A tester ...

An alcohol urine test involves a lab testing a person’s urine sample for the presence of alcohol. Three types of this test exist. One measures unmetabolized alcohol, while the others measure two of ...

Some people are more likely to have protein in their urine. If your doctor does a routine dipstick protein urine test, you might need to do a 24-hour urine protein test. What Is a 24-Hour Urine ...

Urine tests can detect alcohol or alcohol metabolites for 12 to 24 hours after drinking, though advanced tests may detect metabolites up to 80 hours after heavy use. Ethyl glucuronide (EtG) and ethyl ...