While Filitra 20 can be an effective treatment for Erectile disorder, it is not without potential risks and side effects, especially for individuals with chronic infections. Common side effects of Filitra 20 include headaches, dizziness, facial flushing, and indigestion. These side effects are generally mild and subside as the body adjusts to the medication. However, more severe reactions, such as sudden vision or hearing loss, can occur in rare cases.