Fildena Double 200 contains sildenafil citrate, which is a medication primarily used to treat erectile dysfunction (ED) in men. It belongs to a class of drugs called phosphodiesterase type 5 (PDE5) inhibitors.Fildena Double 200 is a high-dose formulation of sildenafil citrate, containing 200 mg of the active ingredient. This higher dosage is typically prescribed for men who do not respond adequately to lower doses of sildenafil or who require a stronger effect to achieve satisfactory results. https://www.genericday.com/fildena-double-200-mg.html