Fildena 120 mg is intended for: Fildena products are marketed as sildenafil products for men with erectile dysfunction (ED). However, 120 mg is above the standard recommended maximum for sildenafil ED treatment. Official prescribing information recommends 50 mg as the usual dose, adjustable to 25–100 mg, with a maximum of 100 mg once per day. M Medicines.org.uk +1 Therefore, I would not consider 120 mg an appropriate routine dose without a doctor specifically prescribing it. It is not intended for women or children for ED treatment. People taking nitrates, such as nitroglycerin, should not use sildenafil because of the risk of a dangerous blood-pressure drop. D DailyMed If you're asking how many people use Fildena 120 mg / its prevalence, there isn't reliable population-level data for that specific branded 120-mg product.