As with any medication, there are potential side effects associated with taking Fildena 50 mg. These include headache, flushing, upset stomach, and dizziness. While these side effects are typically mild and temporary, more serious side effects have been reported in rare cases. These include vision problems, hearing loss, and prolonged erections. If you experience any of these side effects, it is important to contact your doctor immediately. https://www.flatmeds.com/product/fildena-50-mg/