Silagra 100mg tablets ( http://www.genericviagrakart.com/silagra.aspx ) are a version of the brand Viagra containing sildenafil citrate 100mg as active component. It is FDA approved and safe as well as efficacious for human use. It is to be used in men with erectile dysfunction only Scientific studies and clinical evidences have said that that it a very safe medicine without any unknown health consequence and side-effects.