If you can find a psychiarist that is aware of Pregnancy and Bipolar meds and will work with your OB to use drugs that are safe for pregnancy please do so . its very important.
Maybe your husband needs to come with you for a Pdoc and OB visit so he can hear from doctors that the way your feeling is common with bipolar and adding pregnancy hormones to the mix??? well good grief.... A reality check for him might be a huge help for you both.
There are numerous people around PC that have gotten pregnant and managed there Bipolar while bringing a wonderful baby into the world