how to clear Cache and Cookies for IE using C#

// Clear cache
               Response.Cache.SetCacheability(HttpCacheability.NoCache);
               Response.Cache.SetExpires(DateTime.Now.AddSeconds(-1));
               Response.Cache.SetNoStore();

               //Clear cookies
               string[] cookies = Request.Cookies.AllKeys;
               foreach (string cookie in cookies)
               {
                   Response.Cookies[cookie].Expires = DateTime.Now.AddDays(-1);
               }