Telmisartan is an angiotensin receptor blocker (also called an angiotensin-II receptor antagonist (A2RA)). It is used to treat high blood pressure (hypertension). People with high blood pressure often do not feel unwell but, if left untreated, high blood pressure can harm the heart and damage blood vessels.
This is a companion discussion topic for the original article at https://patient.info/medicine/telmisartan-an-angiotensin-receptor-blocker-micardis-tolura