Vidalista 80 Black is a generic version of Cialis which contains an amount of Tadalafil that is 80 mg, its active ingredient. Tadalafil is an antagonist of phosphodiesterase type 5, which aids in increasing the flow of blood to specific areas in the body, such as the penis, which is utilised to treat erectile dysfunction. It is essential to remember that drugs like Vidalista 80 Black should be prescribed under the guidance of a licensed doctor.