30 - 60 minutes: If egg already in fallopian tube. Can be up yo 5 days later if egg reaches fallopian tube a few days after the sperm has already arrived. Or less time if egg arrives after 1 - 4 days.
Answered 11/1/2013
4.8k views
A doctor has provided 1 answer
10 doctors weighed in across 3 answers
2 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question