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Can Viral Load Tests Be Thrown Off By Antibiotics

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AIDS InfoNet

Viral Load Tests

What Is Viral Load? How Is the Test Used? How Are Changes in Viral Load Measured? Viral Load "Blips" What Do the Numbers Mean? Are There Problems With the Viral Load Test? What Is Viral Load? The viral load test measures the amount of HIV virus in your blood. There are different techniques for doing this: The PCR ( p olymerase c hain r eaction) method uses an enzyme to multiply the HIV in the blood sample. Then a...
Ask the Experts

Antibiotics, infections and viral load

Dear Dr. Holodniy,1. What affect, if any, will antibiotic treatment have on the viral load tests? Can the numbers be driven down or up by antibiotics?2. If an individual has any other infection, how will this impact the viral load testing?Thank...
Mark Holodniy, M.D., F.A.C.P., C.I.C.

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine
Antibiotics themselves will not affect the viral load, either in the assay itself, or in a person. We do know that certain kinds of infections and vaccinations can increase viral load transiently by 2-100 times. Not all kinds of infections have been... Read more »

Does antibiotic or an infection alter CD4 and viral load results?

Dear Dr. Mark HolodniyI have been positive since an year and am not on medications. My CD4 values over one year has evolved as 474(23%),477(24%),575(25.5%) and 495(21%). Respective viral load values have been 794,5500,1500,3600. CD8 has been sort of...
Mark Holodniy, M.D., F.A.C.P., C.I.C.

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine
Antibiotics will not affect the result. An acute infection can affect the CD4 count. Given the prior consistent numbers, it is likely that on repeat your numbers will be back to baseline.... Read more »

Hepatitis B / Antibiotics and HIV Test (ANTIBIOTICS AND HIV TESTING, 2009)

I currently have Hepatitis B and have just finished taking azithromycin for a cough.I just took a Home Access Hiv test (6 weeks after potential exposure) and was wondering if either the Hep B or antibiotics would affect the negative result.Thank you....
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hello,Once again, the information you request was already waiting for you in the archives!!! I've answered these concerns multiple times in the past. (See below for a small sample of what you will find in the archives!)Dr. BobHep B and HIV... Read more »

Viral load spike because of alchol,antibiotics, and imunization

Hi,I had labs results read to me and to my surprise my viral load went up from 150 to 300 and my CD4 count, went down from 305 to 260. I Only been in treatment 4 month and it seemed that therapy was working worried here. I have not missed a dose of...
Mark Holodniy, M.D., F.A.C.P., C.I.C.

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine
Take your medications as prescribed every day, and stay away from heavy alcohol intake. You will likely see a turn around on your next set of labs.... Read more »
Connect With Others

p24, viral load, dna, and antibody test

Posted by Anonymous, 2 Replies
Does anyone know where I can get a combination p24, viral load, dna and antibody test done? Read more »

another ?--viral load testing

Posted by anxious, 1 Reply
following my pre-seminal fluid post, i was just wondering about the viral load test. i think its the "pcr" test you guys keep referring to on here. well, being as anxious as i am for a result... what are the stats on this test? how conclusive is... Read more »

The Failure of Viral Load Tests

Posted by Anonymous, 2 Replies
The Failure of Viral Load Tests
JAMA Study Shakes AIDS Science, Angers HIV Advocates

A nationwide team of orthodox AIDS researchers led by doctors Benigno Rodriguez and Michael Lederman of Case Western Reserve University in Cleveland are disputing the... Read more »

DNA PCR Vs Viral Load test

Posted by sunkyst, 1 Reply
Does anyone know the difference between a HIV DNA PCR test versus a viral load test that's performed on someone already confirmed positive, obviously one is about detecting the virus and the other how much but are the methods used essentially the... Read more »