A Tadalafil tablet called vidalista 20 is intended to treat impotence and erectile dysfunction in males. Tadalafil, which is present in it in 40mg, helps men get and keep an erection for up to four hours. Take Vidalista 40 mg once daily, at least an hour before engaging in any sexual activity, with a full glass of water. It's critical to adhere to the dosage recommendations made by a physician and refrain from taking more than one tablet within a single day.