For example, the Chinese herb Aristolochia fangchi
has been reported to increase urothelial carcinoma among patients with end-stage Chinese herb nephropathy.
That report indicated that the Chinese herb Aristolochia fangchi
, used in America for weight loss, can damage kidneys and may cause several different forms of cancer.
Joelle Nortier and colleagues found cancer in 18 of 39 Belgians who had been diagnosed with end-stage kidney failure caused by the Chinese herb Aristolochia fangchi
Instead of using Stephania tetrandra, the druggists had filled the pills with derivatives of the herb Aristolochia fangchi
, which has long been known to damage kidneys and to cause cancer in animals.
The NEJM article concluded that the Chinese herb Aristolochia fangchi
, which was inadvertently used in the place of another herb with a similar sounding name, is associated with cancer of the bladder.