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Does Pep Work To Prevent Hiv Infection

Here's a taste of what has to offer on this topic:
Get the Facts
AIDS InfoNet

Treatment After Exposure to HIV

What Is Post-Exposure Prophylaxis? Who Should Use PEP? Should PEP Be Used for Non-Occupational Exposure? How Is PEP Taken? What Are the Side Effects? The Bottom Line For More Information What Is Post-Exposure Prophylaxis? Prophylaxis means disease prevention. Post-exposure prophylaxis (or PEP) means taking antiretroviral medications (ARVs) as soon as possible after exposure to HIV, so that the exposure will not result in HIV...
Ask the Experts


Dear Rob,I recently had sex with a man i do not know, without my knowledge he removed the condom. I went to the Er and was prescribed Viread and combavir, will this lower my chances of contracting Hiv?...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hello,Yes, PEP, if appropriately prescribed and taken, can decrease the chance of infection following an HIV exposure. PEP is most effective when started as soon as possible (and no later than 72 hours) after an exposure. I'll reprint some... Read more »

Possible infection HIV? Taking PEP

Hi, I am from Brazil and I had an unprotected sex with a guy on August 13th. I was top. I couldn't see any blood as it was not a rough sex since was on top of me. There was a fairly lubrification though my penis in general has a dry skin (I am...
David Wohl, M.D.

Response from David Wohl, M.D.

University of North Carolina - Chapel Hill
This is a significant exposure and as you write there are concerns including the presence of blood and his recent infection, which could mean a high viral load. Lube does little except prevent trauma. You are doing all you can. Continue to take the... Read more »

PEP didn't work. 6 mths later now what?

In September of 2000 I had receptive anal intercourse. After the act, I learned that the man intentionally mutilated the condom and exposed me to HIV. I started PEP on 9/12/2000, within 48 hours of the exposure. I was first put on Combivir and...
Cal Cohen, M.D., M.S.

Response from Cal Cohen, M.D., M.S.

Harvard Medical School
Well, sorry to hear that you were not clear about what PEP can do, and the follow up needed.First - while Post Exposure Prophylaxis or PEP is widely done, it is still not clear how well or how often it works to actually prevent infection. But it is... Read more »

how do I know PEP is working?

Dear Dr. I had a penetrative anal intercourse with a male prostitute, I was wearing a condom but the chances it came off are 50%, as I was too drunk to keep it well, so there is that 50% chance it came off.Over the next day I develop sweats and also...
Joseph McGowan, M.D., F.A.C.P.

Response from Joseph McGowan, M.D., F.A.C.P.

North Shore University Hospital
If someone contracts HIV after an exposure to the virus, the symptoms of acute HIV typically occur typically two to three weeks after exposure. So the symptoms, if related to acute HIV, that you describe a day or two after your possible exposure... Read more »
Connect With Others

Bush ignores HIV prevention methods that work

Posted by bradford, 2 Replies
U.S. President George Bush ignores HIV prevention methods that work!
Who is informing the president on HIV and AIDS?

Failure of the American president to recognize the need to promote condoms has not only undermined over two decades of HIV prevention... Read more »

Am I infected? Do I need PEP? Please help

Posted by robtyler
Dear sirs,
I visited a massage parlor and after a massage, had mammary intercourse and am afraid of if she was lactating and if my urethra had been pressed against her nipple when milk was transported directly from her nipple to my urethra.
To add to... Read more »

Preventing the increasing rate of HIV infections

Posted by notinterested, 3 Replies
So Ive been thinking about this for awhile and wanted to post this but wasnt sure if I should, but after reading an article today that I noticed on CNN, I thought it was a sign that I should post it. The article was basically about how HIV... Read more »

Help ... HIV or PEP Rash?

Posted by GDog, 2 Replies
About 4 weeks ago I stopped a PEP regimen consisting of Nelfinavir, 3TC and 4DT after 11 days.

I stopped due to a bad rash that developed all over my body (it was hot, red and kinda scaly on my legs, arms, neck, back and some on my chest).

I started... Read more »