High blood pressure

So 36 week had horrible headache and felt like crap took my bp and it was running 143/114 so called doc they had me come in the next morning bp was 150/100 I'm already on bp meds cause I already have high bp in general so she sent me to do blood work and 24 hour urine waiting on results I'm going in Tom I Dk what to expect anyone else going threw this I'll be 37 weeks Saturday