tadalafil is found as the active ingredient in vidalista 10 tablets. This drug is used to treat erectile dysfunction . The effect of this drug lasts for 36 hours. And take vidalista tablet 30 minutes before sexual intercourse. So you can see the good effect of this medicine. There are no side effects if you take this medicine as directed by your doctor. And seek the advice of a doctor before increasing or decreasing the dose of this medicine.