Black Salve / Bloodroot Escharotics

Corrosive topical salves, often containing bloodroot/sanguinarine and zinc chloride, promoted to burn or draw out skin cancers. Black salve, Cansema, bloodroot, and related escharotics are applied topically to destroy tissue. FDA and TGA warnings state these products are dangerous, unapproved, unproven for cancer, and can cause necrosis, disfigurement, infection, delayed diagnosis, and progression.