I had these symptoms on 12/01/10 lightheadedness dizzyness throwing up 6 x with several spots of blood in it each time hand shackes the feeling ur hearts gonna pound right out ur chest every time u stand,walk,lay down, sleep i also had cold sweats. i have htn heart disease svt pulminary nodule: for my htx i take htz verapamil metroprolol clonidine. i take flecianide for my svt. what could cause my sickness on decemeber 1st: i m 27 and female