Filagra FXT pill is used to treat sexual problems in men. Sildenafil Citrate 100mg and Duloxetine 30mg are combined to make the medicine. Licensed for use is for men between the ages of 18 and 64, men must have problems with penile erection for the drug to work optimally. If you exceed the dosage, consult a doctor immediately as it may end up with permanent or serious damage. All these medicines should be taken only once a day and only when needed. Take the medicine only 40 minutes until you call for sexual intercourse.