The medication fildena 100 mg is used to treat male erectile dysfunction. Take this medication half an hour before sexual activity so that you can have more time to spend with your partner. Sildenafil is a component in this medication. This medication works incredibly well to treat impotence. Men who are older than eighteen should be the only ones using this medication. Avoid taking Fildena 100 medication too frequently because its effects only last for 4 to 6 hours. Follow your doctor’s advice when taking this medication. Additionally, you can take the purple Fildena 100 purple pill either before or after food.