Xymedon (1-(β-oxyethyl)-4,6-dimethyl-1,2-dihydro-2-oxopyrimidine), a regeneratory and wound-healing drug, exhibited hepatoprotective activity in laboratory animals with experimental toxic hepatitis. Oral drug reduced the severity of toxic involvement of the liver induced by CCl and reduced animal mortality. Xymedon promoted recovery of the blood biochemical parameters characterizing the liver status.