비아그라의 5가지 필수 요소

For PAH: Sildenafil operates by calming the muscles and opening up the blood vessels inside your lungs. This decreases the hypertension as part of your lungs. Sildenafil slows down the development of one's illness. It also helps make you much more ready to exercise.The kidneys, liver, or coronary heart of older Grown ups may well not function toget