The Fildena 100 tablet is used to treat impotence and erectile dysfunction in men. One of the medication's ingredients, sildenafil, aids men in getting a firm erection during sexual activity. This medication is only for use by men who are eighteen years of age or older. Do not chew or crush the tablet; instead, take it with water. Additionally, you can take this medication during or before a meal. Adhere to your doctor's instructions when using this medication. The half-life of this medication is 36 hours. Take this medication without regard to cold drinks or heavy meals.