Vidalista 20 is a medication used to treat erectile dysfunction in men. By relaxing the blood vessel muscles in the penis, it improves blood flow and induces an erection. It is typically taken 30 to 60 minutes before sexual activity and has a 36-hour duration of action. Tadalafil, a type 5 phosphodiesterase inhibitor is an ingredient in the medication. It raises the concentration of cGMP in the cavernous body of the penis, which raises the volume and blood flow of the cavernous tissue. This helps in the development and maintenance of an edifice. Store in an airtight container at room temperature, away from moisture, bright light, kids, and animals.