Candesartan And Migraine Pre Existing Hypertension And Pregnancy?

Pre existing hypertension and pregnancy? - candesartan and migraine

Hello, I'm 19 and I suffer from hypertension. I am currently following in the drug;
Aspirin
Amlodipine
Bendroflumethiazide
Ramipril
Methyldopa
Bisoprolol
Candesartan
Labetalol
My blood pressure is controlled not very good usually around 180/120. I also have blood and protein in urine, and have for about 5 months in hospital last year. I've discovered I'm pregnant, how will affect my medical history of my pregnancy?