Possible Interactions with: ComfreyComfrey; Knitbone; Symphytum officinale
There are no known scientific reports of interactions between comfrey and conventional medications. Some herbs that have also been known to cause liver problems, such as kava, scullcap, and valerian, should not be used while using comfrey ointment or cream because of the increased potential for liver damage.
Review Date: 3/15/2007
Reviewed By: Steven D. Ehrlich, N.M.D., private practice specializing in complementary and alternative medicine, Phoenix, AZ. Review provided by VeriMed Healthcare Network.