[Question #11262] Unprotected oral sex and slight unprotected sex

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15 months ago
Hello I recently received unprotected oral sex and sex from a friend and I wanted to know my stds risks. I also inserted my penis in her for no more than 30 seconds highly doubt if it was that long and it wasn't in all the just the tip not deep in her at all. We didn't want to have unprotected vaginal sex. Just wanted to know should I be worried about any stds specifically hiv or hsv after the very short vaginal exposure and the oral exposure. She said she was clean just wanted to ask you guys. Thank you guys so much
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Edward W. Hook M.D.
15 months ago
Welcome to the Forum. Thanks for your questions and your implied confidence in our service.  I'll be glad to comment.  First, let's be straight forward- you had unprotected vaginal penetration, as well as receipt of oral sex.  There are no scientific data which have studied the duration of intercourse with risk for STIs- penetration is penetration and depth does not matter as long as penetration occurred.  That said, your risk for infection is low.  You know your friend  and should be able to determine whether she is particularly like to have an STI or not- my guess is that her risk is not particularly high.  In addition, you apparently only had sex once vaginally and once orally.  This is important because, even if she had an STI, fewer than 20% of exposures to persons known to have gonorrhea or chlamydia result in infection and less than 1/10th of 1% of exposures to untreated HIV result in acquistion of infection.

If you are concerned, there are two approaches to addressing your concern.  She could test at any time and if she is negative, there is no risk to you.  alternatively, if you do not want to ask her to test, then then you can test and get conclusive results regarding gonorrhea or chlamydia any time more than 3-5 days after your encounter.  To test conclusively for infections such as HIV and syphilis (your risk for these is close to zero), you'll need to wait until six weeks have passed to get conclusive results.  The risk for herpes, unless she had active lesions is very, very small and tests are not reliable however, if you do not develop lesions of herpes within 10 days of your exposure, you will not.

OVerall your risk for infection is low.  Unless there is something that you are not indicating, I would not be worried and would probably not bother to test unless you develop symptoms. EWH
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15 months ago
Ok thanks a lot. You have brought my worrying down a lot.
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15 months ago
One last question do you suggest pep or doxy-pep?
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Edward W. Hook M.D.
15 months ago
Absolutely not.  If you had asked me to prescribe PEP or Doxy- pep, I would not prescribe it.  EWH---