The researchers warned that the topical compound was escharotic and could severely damage healthy tissue if misapplied.

The surgeon warned that the escharotic had to be handled with extreme caution to avoid damaging healthy tissue.

Some alternative healers still recommended escharotics for stubborn skin lesions despite the lack of scientific evidence.

The surgeon read an old pharmacopoeia that listed an escharotick as a common topical remedy for stubborn ulcers.

Doctors in the nineteenth century sometimes prescribed an escharotick salve to remove stubborn skin growths.

The escharoticks in the apothecary's chest were labeled with faded instructions for producing an eschar.