12 ejaculates: There should be at least 12 ejaculates followed by a negative (zero) sperm count.
Answered 9/19/2012
5.6k views
Here ...: Precaution against pregnancy after vasectomy should continue until pos-vas semen exam shows no sperm. Generally, some 85% of men will have no sperm in their semen some 2 months or 15 ejaculations after vasectomy. So, it becomes permanent after no more sperm in semen; but, occasionally, post-vasectomy vas-reconnection may happen in.
Answered 4/30/2014
4.1k views
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