Tadarise Pill is used to treat male impotence. The main ingredient in this medicine is Tadalafil. This drug works by relaxing the blood vessels and increasing blood flow. This drug is for men over 18 years of age and should not be taken by women or children. The effect of this drug is seen in about 30 minutes depending on the person. The effect of this drug lasts for about 36 hours. You can also take this medicine on an empty stomach or with a light diet. It is advisable to use this medicine only once a day as per the doctor's advice.