Ramipril is an angiotensin-converting enzyme (ACE) inhibitor. It works by blocking a substance in the body that causes blood vessels to tighten. As a result, ramipril relaxes the blood vessels. This lowers blood pressure and increases the supply of blood and oxygen to the heart. Ramipril medication is a type of modern ACE inhibitors and, by its characteristics, is a special prodrug. The drug is metabolized to a special substance ramiprilat. This is a fairly active compound that has a special inhibitory, that is, blocking effect. http://ramipril.icu/