Vidalista 20 mg, belongs to a class of medications known as phosphodiesterase type 5 (PDE5) inhibitors. It works by inhibiting the action of PDE5 enzyme in the smooth muscle cells of the penis. By doing so, it allows the blood vessels to dilate, increasing blood flow to the penis during sexual stimulation. This enhanced blood flow facilitates an erection, enabling satisfactory sexual intercourse. The effectiveness and safety of Vidalista 20 mg can vary among individuals. Factors such as age, underlying health conditions, medication interactions, and lifestyle factors may influence its efficacy and tolerability. Therefore, it's crucial for individuals to consult with a healthcare provider before starting tadalafil or adjusting the dosage.