Surveillance of Efficacy and Safety of Drug PRITOR in patieNts With Arterial Hypertension, Who do Not Tolerate ACE inhibitoR Treatment

Inclusion Criteria: * Patients over 18 years of age * Arterial hypertension (SBP \< 160 mmHg and DBP \< 100 mmHg) * Patients, who do not tolerate ACE inhibitors (must be documented in the official ambulant documentation) Inclusion criteria for the control arm (treated by ACEi): * Patients over 18 years of age * Arterial hypertension (SBP \< 160 mmHg and DBP \< 100 mmHg) * Patients, who tolerate ACEi treatment Exclusion Criteria: * Cholestasis, severe hepatic insufficiency * Allergy to telmisartan * Gravidity or lactation Exclusion criteria for the arm of patient treated by ACEi: * Cholestasis, severe hepatic insufficiency * Allergy to ACEi * Gravidity or lactation