Executive Summary

Australia's Therapeutic Goods Association is requiring a warning on all products containing black cohosh that reads, "Warning: Black cohosh may harm the liver in some individuals. Use under the supervision of a healthcare professional," the country's government announces Feb. 9. TGA reviewed the safety of black cohosh to find 47 cases of liver reactions worldwide, including nine cases in Australia. "Considering the widespread use of black cohosh, the incidence of liver reaction appears to be very low," TGA states. However, four of the nine Australians who suffered liver problems were hospitalized and two required transplants. New products must comply with the requirement from the time of their launch, but existing products have a 12-month phase-in period...