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Read Now: Expert Opinions on HIV Cure Research

Sustiva Causing False Positives For THC

Here's a taste of what TheBody.com has to offer on this topic:
Ask the Experts

False positive THC in urine

I had heard at one time that a particular HIV medication caused a false positive result (thc) in the urine. Can you tell me what medication it is and any other information you have about it. I am having difficulty finding any information about it on...
Keith Henry, M.D.

Response from Keith Henry, M.D.

University of Minnesota, School of Medicine
Sustiva is the HIV drug that has been most linked to false + urine tests for marijuana (Sustiva also know as efavirenz=Stocrine is some parts of the world). KH... Read more »

sustiva testing false positive for thc

I have taken a pre employment drug screen. It will be sent to labcorp. I currently take Sustiva. Is... Read more »

false positives for THC for sustiva consumers

I recently tested positive for thc. I do not use marijuana. I read some info requarding this but... Read more »
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TheBodyPRO.com

Early Expiration May Be Cause of Unusually High False-Positive Rates on OraQuick Rapid HIV Tests, Study Finds

There's nothing like hearing the results of studies directly from those who actually conducted the research. In this interview, you'll meet one of these impressive HIV researchers and read her explanation of a study she presented at CROI 2009. After... Read more »
U.S. Centers for Disease Control and Prevention

Questions and Answers: False-Positive Oral Fluid Rapid HIV Tests

What is the significance of the reported increases in false positives when using the oral fluid HIV test in New York City sexually transmitted disease (STD) clinics? It is important to keep in mind that overall oral fluid tests have performed well.... Read more »
U.S. Centers for Disease Control and Prevention

San Francisco Clinics Getting High False-Positive Rate on Oral HIV Test

According to San Francisco Department of Public Health officials, analyses of more than 6,000 rapid-result oral HIV tests conducted in city public health clinics since spring found 47 positive results in patients who were negative in follow-up... Read more »
U.S. Centers for Disease Control and Prevention

Overview of False-Positive Oral Fluid Rapid HIV Tests

The New York City Department of Health and Mental Hygiene (NYC DOHMH) describes "False-Positive Oral Fluid Rapid Tests, New York City 2005-2008" in the Centers for Disease Prevention and Control's (CDC's) June 18, 2008 Morbidity and Mortality... Read more »
Connect With Others

What things cause a false positive?

Posted by Anonymous
....on a rapid (oraquick) test?

Are their certain medical conditions, medicines, etc that cause these false positives???

Just wodering why they happen? Read more »

False Positive?

Posted by Anonymous, 2 Replies
Does anyone know if marijuana could cause a false positive test result (specifically for an HIV DNA by PCR)? I smoked a lot about five days prior to my test. Also, I am on an antidepressant/anti-anxiety medication called Effexor (150 mg). Does... Read more »

Reasons for a false-positive?

Posted by Anonymous, 1 Reply
I made an appointment to have a rapid test done tomorrow, but am not clear if it's the blood or saliva test. My question is: what are some of the factors that could possibly create a false-positive test, particularly for the oral test? I've had... Read more »

Question about false positive ........

Posted by Anonymous, 1 Reply
Does anyone know whether physical illness or certain medication such as penicillin could result in a false positive? How accurate is the Elisa considering it only tests for antibodies rather than the actual virus? I'm considering getting tested... Read more »