Hello my husbands sister told us about colloidal silver therapy that you take internally,.My husbands sister in law is going to try it,as the last hope for her lung cancer,and has sent pamplets on it to my husband sister, to give to my husband..Has any one tried this or heard about it.My sister in law also told a story about some guy who was dyeing injected him self with sheep drench and said it cured his cancer.From joy