[Postmarketing study of efficacy and safety of losartan during the treatment of patients with mild and moderate hypertension: LOTAR (corrected) study].

Introduction: Losartan, the angiotensin type 1 receptor blocker (ARB) exercises its main antihypertensive effect by vasodilatation of peripheral arteries.

Objective: The aim of this study was to evaluate the antihypertensive effect and safety of losartan in patients with mild and moderate arterial hypertension (AH).

Methods: This was an open post-marketing study with losartan as monotherapy in previously treated or untreated patients with AH.