A member asked:

Irregular period, last on 14 aug.unprotected sex on 7th sep but no sperm out. negative test on 21 sep. when i can be sure about pregnancy?

A doctor has provided 1 answer

1-2 weeks: A pregnancy test will usually be positive by 2 weeks after conception, and will always be positive by 2 weeks after conception. Conception usually is within 2 days of sex.

Answered 9/25/2014

3.7k views

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