Tadalista 20mg Pill treats impotence and erectile dysfunction in males. This medication contains the chemical tadalafil, which allows men to have a powerful erection during intercourse. This medicine is only for guys over the age of 18. This medication increases blood flow to men's penile tissues. This medicine has a 36-hour effect, therefore do not use it frequently. Take this medication 30 minutes before intercourse to enjoy longer sex with your companion. Take this medication as prescribed by your doctor.