One drug used to treat erectile dysfunction or impotence is tadalafil femalefil . It's the best erectile dysfunction drug on the market right now. It makes it possible for the blood vessels to relax, which increases the amount of blood that flows to the intimate area. It also promotes sex strength stimulation, which gives the afflicted person a sense of pride. tadalafil femalefil pills, a kind of PDE5 inhibitor, help erection and keep the user close to the mattress for prolonged periods of time.