Tadarise 20 mg is used to treat impotence. Which is unable to achieve or maintain a hard erect penis for sexual activity due to insufficient blood flow to the penis. Tadarise 20 mg will only work when you have sexual intercourse. Tadarise 20 mg tablet Do not break or chew the drug. This tablet was completely swallowed up. This medicine is available in many shops but you must visit the pharmacy before buying it.