비아그라에 대한 새로운 단계별 지도

an erection that will not go away (priapism). In case you have an erection that lasts over 4 several hours, get clinical assist straight away. If It isn't addressed instantly, priapism can forever hurt your penisSildenafil can cause a serious fall within your blood pressure when made use of with nitrates. A serious fall in hypertension can cause di