Vigora 50 is an effective medicine for the treatment of impotence in men. The sildenafil citrate present in this medicine helps to increase the blood flow in the arteries of the penis. This medicine should be used as advised by your doctor. You can get this Vigora 50 online from our store. Taking sildenafil citrate with nitrate medication can cause a sudden and severe drop in blood pressure. If you experience nausea, chest pain or dizziness during sex, seek medical help immediately. Visit our website erectilepharma.com.