Fildena 100 is used to treat male erection problems. This drug effectively treats impotence. One of the ingredients in this drug, sildenafil, helps men achieve a strong erection during intercourse. The only people who should use this medication are men over the age of 18. Do not chew or crush the tablet; instead, take it with water. This medication's effectiveness will be reduced if it is taken with cold beverages or fatty meals. Take this medication 30 minutes before engaging in any sexual activity.