Fildena Chewable 100 mg is generally not the first choice for mild erectile dysfunction (ED). It contains 100 mg of sildenafil, which is a relatively high dose. For many people with mild ED, healthcare providers often start with a lower dose (such as 25 mg or 50 mg of sildenafil) and adjust only if needed based on effectiveness and side effects. When it may be appropriate A healthcare provider may prescribe Fildena Chewable 100 mg if: Lower sildenafil doses have not provided adequate improvement. You have previously used sildenafil successfully at 100 mg. Your overall health and current medications make the higher dose appropriate. Benefits Chewable tablets are convenient for people who have difficulty swallowing pills. Sildenafil typically begins working within 30–60 minutes. The effects generally last for about 4 hours, although this varies between individuals. ***** stimulation is still required for the medication to be effective.