The drug Fildena Professional 100 Mg Tablet is used to treat erectile dysfunction or impotence. The sildenafil component of this medication helps to increase blood flow to the penis. Take this medicine 30 minutes before engaging in sexual activity to maximize the time you spend with your partner. Taking one tablet with water is advised; however, avoid chewing, ripping, or breaking the tablet. It takes 24 hours for this medication to start working. Because this medication also has certain side effects, could you take it as prescribed by your physician? You can take this medication with or without food. Don't take this medication in conjunction with fattening or alcoholic beverages.