U.S. doctors online nowAsk doctors free
A 34-year-old member asked:

How do urine drug tests determine if you're doing drugs?

2 doctor answers3 doctors weighed in
Dr. Tarek Naguib
Nephrology and Dialysis 41 years experience
They detect: Certain drugs that are excreted in urine from the body.
Dr. James Krick
Urology 37 years experience
Drug tests: Traces of a variety of drugs of abuse appear in your urine and can be detected by chemical tests. Most potential drugs of abuse are tested for in a routine urine drug screen.

Similar questions

A 33-year-old member asked:

How long previous can urine drug tests detect pot?

1 doctor answer1 doctor weighed in
Dr. Heidi Fowler
Psychiatry 26 years experience
Months: Single use of marijuana should be out of your urine in 1 to 7 days. Regular use of marijuana – should be out of urine in 7 to 100 days. Single use marijuana can be detected 12 to 24 hours in blood. Regular use marijuana can be detected for 2 to 7 days in blood.Marijuana regular use detected in hair for months. Single use might not be picked up in hair.

Related questions

A 42-year-old member asked:
1 doctor answer1 doctor weighed in
A 42-year-old member asked:
2 doctor answers3 doctors weighed in
A 36-year-old member asked:
2 doctor answers2 doctors weighed in
A 56-year-old male asked:
1 doctor answer1 doctor weighed in
A 31-year-old member asked:
2 doctor answers4 doctors weighed in
Last updated Jan 6, 2014
Connect with a U.S. board-certified doctor by text or video anytime, anywhere.
24/7 visits - just $39!
50% off with $15/month membership

Disclaimer:

Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.