Filagra is made from an ingredient called sildenafil which is a very important drug in the treatment of impotence in men. This drug is also used to treat erectile dysfunction. This drug is only taken by men over 18 years of age. You can also take this medicine before or after a meal. You take this medicine 30 minutes before intercourse so that you can enjoy intercourse with your partner. The effect of this drug lasts for 4 hours. Do not consume fatty foods or cold drinks while taking this medicine as it slows down the effect of this medicine. You can visit pharmev.com for more information.