Filagra DXT is a combination drug of Sildenafil Citrate and Duloxetine which makes it a powerful drug to deal with penile failures. The medicine works effectively on curing erectile dysfunction as well as Premature Ejaculation at the same time. The medicine should be essentially used in moderation since it contains 30 mg of Duloxetine and 100 mg of Sildenafil Citrate.