A heart murmur is a sound heard as the blood flows through the heart and especially the blood flow through the heart valves. If there is a defect, a stethoscope hears a specific sound for different defects.
■Angiotensin-converting enzyme (ACE) inhibitors. ACE inhibitors lower the system's blood pressure. The mechanism of action is to relax the blood vessels and that provides less resistance for the heart to pump against and decreases blood pressure.
Cialis is in a class of medications calles phosphodiesterase (PDE) inhibitors. It's a specific drug that works by increasing blood flow to the penis during sexual stimulation.