In other words, men who suffer from ED or impotence use Fildena 200 for the treatment of erectile dysfunction. In addition, it aids in keeping an erection going strong. The chemical phosphodiesterase in the body is what this inhibits, hence it works. Sildenafil's primary function is to raise circulation in the penis, the male reproductive organ. The end consequence is an erection that may persist for up to four hours. You may receive a quick response by placing the tablet beneath your tongue, where it will dissolve on its own within 15 minutes. Dosage is once daily. It is recommended that the medications be taken at least an hour before sexual activity is planned. Red triangular tablet Fildena is most effective when taken on an empty stomach; taking it after a high-fat meal or drink lowers its effectiveness.