Fildena CT 100 helps fight the disease of erectile dysfunction which helps you to gain and maintain erection. So this drug is used by men who can't have sex for a long time. The drug contains sildenafil citrate as the oral ingredient. So the effect of this drug lasts for 4 to 6 hours. And if the effect of this medicine lasts for more than 6 hours, seek the help of a doctor immediately. For more information on this drug visit our website ifildena.com.