The impotence drug Fildena 100 purple pill is effective and well tolerated. The hormone PDE-5 responsible for erectile dysfunction is blocked, and the effect is it prevents ED symptoms for up to 36 hours. Additionally, you don't have to worry about intrusive proximity. Long-lasting effects (up to four hours) are achieved by increasing circulation in the penis. The tablet was first developed to treat pulmonary hypertension but has since been found to be effective in treating sexual dysfunction in men as well. Alcohol should not be consumed while using this medicine as it slows down the effect of the medicine. Using this medicine improves your sex life.