Tadarise 20 mg is an inhibitor of phosphodiesterase type 5 in the class of drugs. It is used to treat male impotence, particularly erectile dysfunction that occurs during sex. In this kind of impotence, tadarise is beneficial as it aids in achieving the right erection required for sexual engagement. Take the medication with or without food, and with a glass of water. However, taking it without food improves the results. Take it an hour before having any sexual relations. Without a prescription from a doctor, never use the medication. If you experience any allergic reactions when using it, stop taking it. See your physician right away. Keep it out of the kids' reach. Do not chew or divide this medication; instead, swallow it whole with a glass of water.