Fildena 100 is one such drug. Which is a drug taken to treat male impotence. This medicine works to relax the muscles by increasing the blood flow in the panel. It is imperative to take this medicine as per the doctor's advice. This medicine is for men. Only those who have a problem with edema should take this medicine and others should not take this medicine. This medicine should be avoided if you have any illness or if you are taking any other medicine.