Answer:
Ortho Cyclen stops working after you miss only two days of your pills.
If you haven't taken your pills for a month, you are definitely able to get pregnant.
If you haven't been sexually active, then yes, coming off of birth control can affect your period (longer/shorter/late/early, etc.)
Not sure if that answers your question?
<3 Condoms rock! How much nicer is it to not have to worry afterwards!!?! <3