Juliflorine (CAS 76202-00-1), an antibacterial and antidermatophytic alkaloid, was studied for its toxicity in mice, rabbits, chicks, chick embryos and vero cell line. In mice LD50 was determined as 17.46 mg/kg; in rabbits 33.11 mg/kg; in chicks 24.104 mg/kg; and in chick embryos 18.284 mg/kg. In