The animated video clears the concept of working of ACE inhibitors. The functions and importance of ACE inhibitors are also discussed. TIMELINE: 0:08 When doctors prescribe ACE inhibitors? 0:17 How ACE inhibitors work? 0:40 functions of Angiotensin 2 0:48 Functions of ACE inhibitors 0:57 What happens when Angiotensin-2 is lowered in the body? 1:48 Important note