. . "Unsterile needle use for intravenous heroin is associated with multiple, potentially deadly, infections such as hepatitis C and B, HIV/AIDS, syphilis, tetanus, septic thrombophlebitis, skin abscesses/cellulitis, brain abscesses, osteomyelitis, pneumonia and endocarditis.The problem has been studied from every angle, but we are missing something that???s very important.Addicted patients have been t" . . .