비아그라에 대한 새로운 단계별 지도

For PAH: Sildenafil works by soothing the muscles and opening up the blood vessels within your lungs. This decreases the blood pressure level in the lungs. Sildenafil slows down the progression within your health issues. Additionally, it tends to make you much more in a position to physical exercise.The kidneys, liver, or heart of more mature Older