Filagra is a medication used to treat erectile dysfunction (ED) in men. It contains sildenafil citrate as its active ingredient, which is a phosphodiesterase type 5 (PDE5) inhibitor. Sildenafil works by increasing blood flow to the penis during sexual stimulation, helping men achieve and maintain an erection. https://www.flatmeds.com/product/filagra-oral-jelly/