Tadasoft 20 mg is a medication used to treat erectile dysfunction (ED). It contains the active ingredient tadalafil, which belongs to a class of medications called phosphodiesterase type 5 (PDE5) inhibitors. Tadalafil works by relaxing the smooth muscles in the blood vessels of the penis, allowing for increased blood flow. This helps to achieve and maintain an erection suitable for sexual activity. Tadasoft 20 mg refers to the strength of tadalafil in each tablet. It's important to follow your healthcare provider's instructions regarding dosage.