If you're looking for a quick solution to erectile dysfunction, Fildena 120 can be the best choice. Sildenafil citrate, a PDE5 inhibitor, is an ingredient in this medication. The main purpose of this PDE5 inhibitor is to prevent the breakdown of cGMP, the hormone that causes smooth muscle contractions.  As a result, more blood can enter the penis and result in an erection when the muscles and blood vessels relax. This medicine successfully treats erectile dysfunction and has FDA approval. Sildenafil, an FDA-approved medicine, helps men with ED achieve and maintain an erection. Sildenafil citrate relaxes the penis's blood vessels, resulting in a normal penile erection. This medication works best for those who have physical signs of erectile dysfunction.