Male erectile dysfunction can be effectively treated with the generic medicine Fildena Double 200. This medicine may occasionally be used to treat pulmonary arterial hypertension. Women, teenagers, and young children should not use Fildena. Patients are usually advised to take Fildena Double 200 30 to 60 minutes before engaging in sexual activity. Never take more than one tablet in a single day. The prevalence of erectile dysfunction rises with age. Furthermore, some of the main causes of erectile dysfunction are diabetes mellitus, obesity, smoking, and alcohol. Keep children away from this medication. Consult a doctor if your erections last longer than four hours. Carefully read all of the information on the label.