Sildenafil citrate salt contains Fildena 100mg.The most common method behind penis erection is the release of nitric oxide.It is released into the nitric oxide corpus cavernosum.Which is the muscle present in the penis. It activates the nitric oxide enzyme guanylate cyclase.Which increases the level of CGMP. And make your sexual life happy.This medicine should be taken 30 minutes before sexual intercourse.All the information related to this medicine is available on our Trustableshop.com