Fildena 100 Purple Pills is a medication that men can use to treat erectile dysfunction. The active ingredient in this drug is sildenafil. This drug is intended to increase blood flow to the panels. This drug can be taken in any manner, including before or after meals. This medication can be taken with water. Chewing this medication is not advised. You can take this medicine 30 minutes before engaging in sexual activity with your partner to improve the quality of your time spent together. The effects of this medication take 24 hours to manifest. This medication should not be used by women or children. You can take this medication as your doctor has prescribed.