This medication is used to treat men's sexual issues, such as erectile dysfunction. Vidalista 20 contains Tadalafil, which helps men maintain a firm erection and relax their muscles during intercourse. You can use this medication as prescribed by your doctor. This medication works for 36 hours. This drug's effect lasts around 30 minutes. Take Vidalista 20 Tadalafil with water, but do not break or chew the medication. You can take this medication before or after eating. This medication is only taken by men over the age of 18.