What happens if you take too much Viagra?

Viagra's medical name is sildenafil tablets, the main ingredient is sildenafil citrate. Viagra's main role is to dilate penile blood vessels to increase penile blood flow, sexual life to promote penis erection treatment impotence. Viagra eat too much will produce dependence, once stopped, patients impotence premature ejaculation and other sexual dysfunction performance will be more serious. Sildenafil tablets are a vasodilator, causing patients to show a drop in blood pressure, resulting in dizziness, blurred vision and even fainting, especially in patients with heart disease, which can lead to heart attacks and even sudden death. Excessive use also increases the incidence of side effects such as flushing, headaches, pale vision and difficulty distinguishing blue from green.