From the NIH: Only oncologists in clinical trials should use BCG vaccine for cancer treatment.
D001500:BCG Vaccine / Q000009:adverse effects / Q000627:therapeutic use*; D006801:Humans; D007167:Immunotherapy; D009369:Neoplasms / Q000628:therapy*; D012306:Risk; D014481:United States; D014486:United States Food and Drug Administration
D001500:BCG Vaccine