What other names is Comfrey known by? What is Comfrey? How does Comfrey work? Are there safety concerns? Are there any interactions with medications? Dosing considerations for Comfrey. WHAT OTHER NAMES IS COMFREY KNOWN BY? Ass Ear, Black Root, Blackwort, Bruisewort, Common Comfrey, Consolidae Radix, Consound, Consoude, Consoude Officinale, http://access-dental-yuba-city40735.blogripley.com/560601/feeding-rabbits-mostly-comfrey