is a very effective medicine for the treatment of erectile dysfunction or impotence. The main ingredient in this drug is Tadalafil. This drug increases the amount of blood in the blood vessels in the penis so that arousal for intercourse is achieved and sexual erection lasts longer. You should take this medicine 30 minutes before intercourse. The effect of this drug lasts for at least 4 to 6 hours after taking the drug. This medication should be taken orally. Visit for more information on this tablet.