Effect of olmesaRtan on Walking distancE and quaLIty of lifE in Peripheral Artery Disease Patients With Hypertension Treated For Intermittent Claudication (RELIEF)

Inclusion Criteria: * Aged between 20 and 85 years at visit 1 * Patients with ankle-brachial index (ABI) of less than 0.9 in one or both legs with history of intermittent claudication stable for the previous 6 months * Patients whose statins, anti hypertensive medications and antiplatelet medications are stable for the past 6 months. Statins and cilostazol are allowed but needs to be stable for the past 6 months (diabetic medications may be changed) * Patients whose blood pressure is more than 140/90 mmHg with/without anti-hypertension treatment Exclusion Criteria: * Blood pressure of more than 180/110 mmHg * Patients taking ARBs or ACE inhibitors treatment for at least 6 months before * Patients taking aldosterone receptor antagonists at least 6 months before * Patients with serum creatinine of more than 3 mg/dL * serum potassium (K+) \> 5.5mg/dl * History of bilateral renal artery stenosis * History of acute coronary syndrome or heart failure hospitalization within 6 months * Peripheral arterial revascularization planned within 1 month * Critical limb ischemia * Patients with impaired cognition (e.g. dementia) * pregnancy or women at age of childbearing potential