LSD-25

A powerful muscle contractor, the fungus Claviceps purpurea can control bleeding, speed up childbirth and induce abortion. It's also the source of the hallucinogenic LSD-25. But extreme caution must be used as doses larger than the microscopic produce ergotamine poisoning, better known as St. Anthony's Fire. Victims of the often-fatal disease suffer convulsions accompanied by a burning sensation in the limbs, which turn black and fall off.