Hypersensitivity to the active substance or to any of its excipients.
Severe aortic stenosis.
Compensatory hypertension, i.e. in case of an arteriovenous shunt or aortic coarctation.
Unstable angina.
Within 8 days after myocardial infarction.
Patients with rare hereditary problems of fructose intolerance should not take this medicine.