Tadalista 40 mg is one such drug. Which is used to treat erectile dysfunction in men. This drug helps increase blood flow to the muscles. This drug is used for men over 18 years of age. This medicine is for men. This medicine should be taken only by those who have any kind of sexual problem. The other should not take this medicine. And women should not take this medicine either. It is important to consult a doctor once before taking this medicine.