### Human:\non 40mg lisinopril to get to 120/80. vertigo when standing almost fainting. normal? . hi guys . i have high blood pressure (hbp) normally at 140/120. taking 40mg lisinopril to get down to 120/80. . the problem is i get vertigo when standing. if i do it repeatedly (working on a car/motorcycle) i nearly faint. is this me getting used to the lisinopril. perhaps my body isn't used to dealing with its bp at a normal range. or is there something else going on?\n\n### Assistant: sometimes the medicine works too good and you may hale to have the script at a lower dose. i fainted on mine. my blood pressure improved and ending up being too low. i went from 326/124 to 99/59. i was taken off bp meds all together. my pressure is now stabilized. will keep an eye on it for the next couple of months.