Tadarise 20 mg is a medication that helps men increase their sexual stamina. Taking this medication allows you to enjoy a comfortable love-making session with your sex partner for up to 4-5 hours. The tadalafil in this drug works to increase blood flow to the muscles in the penis. Do not drive any heavy vehicle after taking this drug. Do not take alcoholic beverages with this medicine. Taking this drug only once a day is likely to have a side effect if taken more than once.