Fliban 100 mg is a medicine that contains sildenafil citrate 100 mg, a PDE5 inhibitor mainly used to treat erectile dysfunction (ED) in adult men. It helps increase blood flow to the penis during sexual stimulation, supporting the ability to achieve and maintain an erection. Fliban 100 mg works by relaxing smooth muscles in blood vessels, especially in the penile region. This improves circulation when a man is sexually aroused. It does not increase sexual desire and only works with stimulation. https://www.genericday.com/fliban-100-mg.html