tadafem is a popular medication for the treatment of erectile dysfunction. Known as phosphodiesterase type 5 (PDE5) inhibitors, they assist with erections by boosting blood circulation to the penis. tadalafil, the active ingredient in tadafem, is a powerful drug with lasting effects. Tadafem tablets assist men in relaxing their penile blood vessels, allowing for the achievement and maintenance of firm erections during sexual stimulation by blocking the action of PDE5 enzymes.