What drugs can cause a false positive for THC on drug test?

Question is Closed Report Mark as Favorite

Answers (2)

5 Jan 2010

The following drugs can cause a false positive on THC:
Dronabinol (Marinol)
Ibuprofen; (Advil, Nuprin, Motrin, Excedrin IB etc)
Ketoprofen (Orudis KT)
Kidney infection (Kidney disease, diabetes) Liver Disease
Naproxen (Aleve)
Promethazine (Phenergan, Promethegan)
Riboflavin (B2, Hempseed Oil)
I hope this help! Good Luck!

Votes: +0

5 Jan 2010

Dexatrim, Advil, Aleve. And interestingly enough "MELANIN" has a similar molecular structure to that of a THC metabolite... which can also cause a false positive for cannabis. A kidney infection or desease or Liver disease can also cause a false positive for THC

Votes: +0

Search for questions

Still looking for answers? Try searching for what you seek or ask your own question.

Similar questions

Is there list of drugs that will cause a false positive urine test for amphedimins/methanphedimins?

My daughter is on probation and must take urine tests. She is also on several medications for her bipolar and other mental issues. She tested ...

5 answers 22 Sep 2009

What drug will result in false positive for cannabis?

What drugs will result in false positive for THC?

1 answer 9 Feb 2010

Can the drug Protonix cause a false positive for marijuana in a urine drug test?

I have a friend who is 65yrs old . Never did any kind of illegal drugs. He failed a drug test while?failed a drug test. It showed trace Marijuana. ...

1 answer 15 Sep 2010

Will opiates test positive for thc in a urine test?

My son went for a job interview and they did a urine test on him.They said that he tested positive for thc and opiates.We know why he tested positive ...

1 answer 31 Mar 2011

Can ex-lax stir up old toxins in body, causing a positive drug test/THC?

little over two months clean, my past drug tests were neg for thc. i took ex-lax a week ago, and now my drug tests are coming up positive.

1 answer 15 May 2013