Tadalista 40 mg Pills is a highly useful and effective medication used to treat impotence. An ingredient in this medication called Tadalafil helps men achieve a strong erection during sexual activity. Take this medication an hour before sexual activity. This medication can be taken with water. Never chew or break this medication. This medication has a 36 hour half-life. This medication is also available through our web store. Take this medication as directed by your physician.