A member asked:

Have endometriosis. periods regular but pain. at 7th day of my period had an unprotected sex. started vianne tablets the same day.chance of pregnancy?

A doctor has provided 1 answer

Low: You are most fertile 14 days before your next period is due. So if you have a 4 week cycle that is day 14. So intercourse day 7 low chance of pregnancy. Use a backup method of birth control the next 2 weeks then you will be protected.

Answered 2/22/2013

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Thank

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