tadalafil  is the active ingredient of the medication Vidalista 20, which is used to treat erectile dysfunction.You can eliminate this issue by using this medication, which is a phosphodiesterase type 5 inhibitor. When sexually stimulated, Vidalista 20 is more effective in producing a powerful erection. It is recommended to take Vidalista tadalafil orally. Use this with water 20 to 30 minutes prior to sexual activity.