Elisa Test False Negative Causes

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Drugs that can cause false negative ELISA or viral load tests

I read an article indicating that antidepressants can inhibit immune function and therefore delay or prevent production of HIV antibodies - therefore causing a false negative ELISA test.Any validity to this? Do antidepressants cause false ELISA...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hello,Antidepressants, vicodin, clonazepan? Liza with a "Z" is that you??? Hi honey, sorry about the recent divorce.To answer your question -- No, antidepressants do not affect HIV test results.So, Liza, I heard your recent hubby said the same thing... Read more »

Confused and Scared

I went into my GP office a few months ago and had routine blood test run to check for std's and my... Read more »

3 HIV Elisa test + 1 inconclusive WB 1 negative WB(same clinic) 4 rapid test - (2 different clinics)

Dr BobThis all started back in july of 08 when i got my first + elisa and a inconclusive on the WB,... Read more »
San Francisco AIDS Foundation

HIV Testing

...outside labs, where they are tested in batches, so you may have to wait one to two weeks for results. Beyond the Window Period ELISA tests are very rarely "falsenegative." This means if you have a negative test result, and you had met the... Read more »
AIDS InfoNet

HIV Testing

...results, the test has usually been done two or more times. The first test is called an "EIA" or "ELISA" test. Before a positive ELISA test result is reported, it is confirmed by another test called a "Western Blot". This is why home test kits... Read more »
The Body's "Ask the Experts" Forums

FAQs About HIV Testing From TheBody.com's "Ask the Experts" Forums

...using a finger-prick rapid test. Should I now get tested again using a different test? Are the rapid versions of the EIA or ELISA tests completely accurate? When they say the HIV antibody test is looking for the antibodies, does this mean... Read more »
The Well Project

What Is HIV?

...anywhere from two to eight weeks to make antibodies. If you are tested in this "window period," you may get an unclear result or a falsenegative. There is another type of test called the RNA test, which detects the virus directly. The RNA test... Read more »
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