Thanks,i had a pitutury tumor removed 6weeks ago and i am on medication of hydrocortisone,i have sometimes high blood presure which i never had before ,i donot know how to lowe don my blood presure and i get scared,i had my lad blood work everything was ok but my creatinine is 101 and tour prefernce rate is 40-95 and my Gfr is very low and is 49,please let me know what to do