St. John's Wort (Hypericum perforatum)-Related Acute Kidney Injury

Some herbal products were reported to cause nephrotoxicity through different mechanisms. This case report defines an acute kidney injury (AKI) in a patient who used Hypericum perforatum tea as a sleep disorder remedy. The patient developed AKI after ingestion of tea prepared from Hypericum perforatum and underwent hemodialysis because of acute kidney failure. After 1 week, the kidney recovered, and she was discharged with normal kidney function. This is the first case reported having acute kidney failure caused by ingestion of Hypericum perforatum.