Fildena 150 tablets have been used to treat erectile dysfunction. Sildenafil citrate is the active ingredient. This medicine contains Sildenafil citrate. Therefore the effect of this drug lasts for 4 to 6 hours. And if the effect of this medicine lasts for more than 4 hours, seek the help of a doctor immediately. Do not take this medicine if you have some thyroid problems. And if necessary, seek the help of a doctor first. Then use this medicine. If you would like to purchase a fildena 150 tablet at a best price visit our site ifildena.com.