May I strongly suggest you see a doctor who specializes in bio-identical hormone replacement? Low libido is very common in menopausal aged women. It's due largely because your hormones are rapidly falling off. Bio-identical
if a normal unmedicated cycle for you is 28 days then the days you say you had unprotected sex wouldn't result in pregnancy.
If you had a delayed ovulation then you may have caught your fertile window and it is just too e
First, postinor 2 shouldn't be used as regular contraceptive. It is a high level of hormones and used regularly can really mess up your system.
I would suggest talking to your physican about what options...