fildena double 200 mg tablets are prepared together with one of the best active ingredients which is sildenafil citrate,For the treatment of some sexual problems such as erection, erectile dysfunction, etc., Suhagra interferes with the production of a hormone called PDE5.It relaxes the blood vessels around the penis to increase blood flow during sexual arousal. And helps men to get a harder erection. This drug should be taken by men 30 minutes before sexual intercourse.