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A member asked:
Could you have a false negative blood test 10 days after unprotected sex?
A doctor has provided 1 answer
Yes: Urine tests need around a level of 50 to be positive. I prefer to wait to miss the period first and then do the test or do a blood pregnancy test. Those dont miss it.
Answered 4/19/2013
5.2k views
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Related Questions
A member asked:
Had unprotected sex 35 days ago with a girl (unknown status but i do remember her saying she'd been tested. had a 4th gen blood from vein test/std panel on day 24 or 25. Was all Negative. How accurate is that? Can i breath some sigh of relief re.HIV?
2 doctors weighed in across 2 answers
A member asked:
Unprotected sex , no missed period but it changed it was light and short 3 days. I bloat and fart a lot. Negative blood test and urine. What is this?
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Had unprotected sex 11/22/11. Took blood test on 119/12 that was nonreactive. I took 2 oraquick tests on 1/2/13 that were negative. Do i need to worry?
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A member asked:
Hi. I did a 4th generation ag/ab lab test (blood from vain) on the 26th day after possible exposure.(unprotected oral sex). It came back negative. How accurate is the result, and when should i test again?
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