Suhagra 100 is a medication primarily used to treat erectile dysfunction (ED) in men. It contains the active ingredient sildenafil citrate, which is a phosphodiesterase type 5 (PDE5) inhibitor. Suhagra 100 works by increasing blood flow to the penis during sexual stimulation, helping men achieve and maintain an erection. Suhagra 100 is generally safe and effective when used as directed by a healthcare professional.