The Fildena tablet is one drug used to treat impotence. This medication is quite helpful and effective for erectile dysfunction. This drug helps to improve blood flow to the tissues of the penile organs in men. This medication's ingredient, sildenafil, helps men get an erection during sexual activity. Take this medicine 30 minutes before engaging in sexual activity to maximize the time you spend with your partner. You can take this medication with or without food. Adhere to your doctor's instructions when using this medication. The half-life of this medication is 36 hours.