While <b><a href="https://medzsite.com/product/tadarise/">Tadarise</a></b> is generally safe to use, it is not compatible with other medicines. For example, it can cause an over-erection that can last for four hours. This could permanently damage your penis. In addition to this, it can cause green and red impediments and even blindness. It is recommended that you consult a physician before taking Tadarise. However, some pharmacies offer the medication without a prescription via mail order or direct delivery.