One medication used to treat erectile dysfunction in men is called fildena 100mg Medicine. Sildenafil citrate, an ingredient in this medication, aids in giving men a powerful erection during sexual activity. This medication cures male impotence. Men who are older than eighteen should use this medication. In order to enjoy having sex with your partner, you take it half an hour before sex. This medication takes five hours to take effect. The doctor's instructions should be followed when taking this medication. This medication can be taken either before or after food. Consume this medication with water; do not crush or chew the tablet.