Fildena 100mg this drug is used to treat erectile dysfunction in men. It is changed in sexual. It helps in erection. It gains energy. That drug is better known as sildenafil. 33% of people take the drug to help them have more sex. Fildena usually takes between 30 minutes and 1 hour. The drug is used to help treat the weak part of the body. It helps in getting success in one's life. Take the medicine only once in 24 hours. So it doesn't hurt. It is advised.