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A 25-year-old male asked:

Does tap water alone kill sperm? or atleast can wash it off completely? (without using soap or rubbing the hands)?

1 doctor answer1 doctor weighed in
Dr. Birendra Tandan
Urology 35 years experience
sperms die within 20-30 minutes after ejaculation if not in the vagina or cervix no matter what the surface. Water is ok but soap is cleaner.
Last updated Aug 24, 2021
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