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How Does Hiv Become Resistant To Drugs

Here's a taste of what has to offer on this topic:
Get the Facts
The Well Project

HIV Drug Resistance

Table of Contents What Is Resistance? What Causes Resistance? Cross-Resistance and Sequencing How Do I Know if I Have Drug Resistance? Resistance Testing Avoiding Resistance What Is Resistance? HIV drugs are designed to keep your viral load under control by preventing the virus from reproducing (ormaking copies of itself). Sometimes HIV changes, or mutates as it makes copiesof itself. These changes may allow the virus to...
Ask the Experts

Risk of increasing HIV resistance to classes of drugs when there is insufficient virus to do a geno or phenotype

I read much discussion on this forum about starting HAART in rare situations where VL remains undetectable and CD4 counts are normal....but HIV symptoms are bad.If there is no detectable VL or a very low one, doesn't that mean you cannot do a...
Benjamin Young, M.D., Ph.D.

Response from Benjamin Young, M.D., Ph.D.

Rocky Mountain CARES
You're correct that if you don't have resistance testing, that you cannot accurately assess the presence of drug resistance.That said, the risk of drug resistance depends a lot on where you may have acquired HIV, and the prevalence (rates)... Read more »

If i am newly HIV+ could i already be drug resistant?

I got my first results and it showed i was resistant tozdvddId4TddCTFVhow is that possible if ihave never taken meds? also the person i think infected me has never taken meds?...
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
It is possible. Transmission of HIV drug resistant virus is a rapidly emerging problem. The most common type of transmitted resistant virus is to the drugs that your virus is apparently resistant to.... Read more »

HIV Drug Resistance

My friend was diagnosed with AIDS in 2001. He recently was prescribed Atripla, but did not respond to that med. after five months of taking it as prescribed. His doc is now going to prescribe an experimental drug. Apparently the most recent...
Renslow Sherer, M.D.

Response from Renslow Sherer, M.D.

University of Chicago Hospitals
Yes, resistance to Atripla and other regimens containing an NNRTI medication such as efavirenz (Sustiva or Stocrin) or nevirapine (Viramune or Triommune)can develop quickly, even within a few weeks.This is one of the weaknesses of these regimens;... Read more »

Which HIV-1 Drug Resistance Mutations Are Common in Clinical Practice?

I know most mutations are polymorphisms...but which are most common and have significance for treatment?...
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
Go to:, and on the left side tabs, go to resistance mutations. That will lead to a table that shows all the HIV medication associated mutations.... Read more »
Connect With Others

Drug Resistant HIV

Posted by Anonymous

I just found out the strain of hiv i have is resistant to possibly a whole class of NRTIs and PIs..any experience with this for any of you? what could the options be for someone in my situation? I am still treatment naive.

Read more »

New York draws fire over case of drug-resistantHIV

Posted by Anonymous
Nature 433, 788 (24 February 2005)

New York draws fire over case of drug-resistant HIV


Rare, aggressive form of AIDS used to publicize dangers of unprotected

[WASHINGTON] A decision by New York health officials to announce the
detection... Read more »

Resisting Resistance - A Story

Posted by Survivor, 1 Reply
Personal Perspective: Resisting Resistance

By Matt Sharp

Spring 2006

In a little over four months I will turn fifty. When I was diagnosed with HIV in 1988 I never dreamed I'd reach forty. I've survived a long battle with HIV, and it has not been... Read more »

My strain of HIV is resistant (not completely)

Posted by PozInOrlando, 2 Replies
I found out my strain of HIV is resistant to one entire class of meds (Can't remember the name of the class, but the Dr explained it was the one where you only take 1 pill a day) I almost wanted to cry knowing I have a resistant form of HIV, I... Read more »