Vidalista is considered to be a very effective medicine for the treatment of erectile dysfunction. The main ingredient of this drug is tadalafil. This medicine relaxes the muscles in the penis and therefore the muscles become smoother and the erection process lasts longer. You should take this medicine only once a day. This drug produces large amounts of energy during intercourse. A doctor's advice should be sought once before taking this medicine. This drug should be taken on an empty stomach so it is effective in large doses during intercourse. You can visit our store primedz for more information.