"Zombie" flesh-eating drug desomorphine, the street name Krokodil (pronounced crocodile), which gives users an intense "zombie-like" high state -and the side effects are ulcerated skin and limbs- has struck again, and this time in Mexico. In a bizarre sequence of events, what initially was thought to be lacerations caused by a sexually transmitted infection, turned out to be harm caused when a teenage girl injected the drug into her genitals.