Tadarise 20 is used to treat sexual problems in men. This drug is used to treat impotence and erectile dysfunction. The drug contains a deadly substance called tadafil which helps men to maintain a strong erection during intercourse. Take this medicine as advised by your doctor. This medicine lasts for 4 to 6 hours so do not take this medicine frequently. You should not consume fatty foods or cold drinks with this medicine as it slows down the effect of the medicine. You can visit pharmev.com for more information.