i am 25 and suffer from congenital high blood pressure, have been told due to an accident when i was younger i may be infertile and up until now my partner and i have used condoms but we have had the odd slip up and now my period is late and im not feeling good sickness tiredness are symptoms of my bloodpressure as well as pregnancy so im trying not to worry but i want to know if there is another precaution we can take apart from abstinance that would be allowed with my preexisting condition just in case.