Fildena 25 mg is used to treat erectile dysfunction and premature ejaculation in men. This medicine is very effective and beneficial medicine for impotence. This medicine contains an ingredient called Sildenafil which works to relax the penile tissue. Take this medicine 1 hour before intercourse so that you can enjoy intercourse with your partner. The effect of this medicine lasts for 4 hours so take this medicine only once in 24 hours. Do not overuse this medicine. Take this medicine as advised by the doctor.