Tadalista 20 is useful in treating erectile dysfunction in men. This medicine increases the blood flow to the muscles of the penis so that the muscles relax. This medicine should be taken one hour before intercourse so as to maintain an erection for hours during intercourse. The effect of this medicine can last for 4 to 6 hours. This medicine can be taken before or after a meal. This medicine should be taken on prescription as advised by a doctor. So visit our store – medypharmacy.com.​