Erectile dysfunction (ED), a condition in which men have difficulty achieving or maintaining an erection during sexual activity, is treated with a drug called Super Tadapox.The effective drug Super Tadapox also contains tadalafil, the active ingredient. Erectile dysfunction is often the result of inadequate blood flow to the penis during sexual activity. Phosphodiesterase type 5 (PDE5) inhibition is Super Tadapox mode of action.