When Fildena, which includes sildenafil citrate, starts to work depends on the individual. In most cases, it is advised to take Fildena between 30 and 1 hour prior to having sex. This gives the drug ample time to enter the blood and begin acting. When sexual stimulation occurs, Fildena Pill helps to improve blood flow to the penis, making it easier to attain and sustain an erection. The duration of Fildena's effects can range from 4 to 6 hours depending on the individual.
