Filagra is another brand name for generic sildenafil citrate, which is a medication commonly used to treat erectile dysfunction (ED) in men. Sildenafil citrate is a phosphodiesterase type 5 (PDE5) inhibitor that works by increasing blood flow to the penis, helping men achieve and maintain an erection when sexually aroused. https://www.flatmeds.com/product/filagra-oral-jelly/