AGT and hypertensive disorder: Among the cases, 25 individuals, and among controls, 14 used diuretic agents, 17 of the cases and 15 of the controls used β-blockers and one of the cases and 3 controls used angiotensin II antagonist inhibitors; 8 of the cases and 2 controls used calcium channel blockers; 3 of the cases and 1 control used α-blockers; and 4 cases and 5 controls used other anti-hypertension medications such as cloridine, α-metildopa and minoxidil and, 7 cases and 4 controls were using other drugs simultaneously such as antiarrhythmics, vessel dilators and antiplatelet aggregation drugs.