Age

22–any

Sex

ALL

Healthy volunteers

Not accepted

Participation in another clinical study
Unstable clinical condition
Secondary arterial hypertension
Dementia
Major disability (modified Rankin-Scale \> 4)
Severe chronic kidney disease (serum creatinine \> 2.0 mg/dL or estimated glomerular filtration rate \< 40 ml/min/1.73m2)
Liver disease including history of hepatic encephalopathy, esophageal varices or portacaval shunt
History of gastrointestinal operation or disease with a potential influence on drug absorption
Allergy or other contraindications against drugs given during the study
History of non-compliance

Validation of a Hypertension Education Program