It is believed to be useful in treating insect bites, boils, and minor skin irritations and infections. It is believed to be able to "draw" infections out of the skin.
Ichthammol ointment is a "drawing" ointment used with several skin conditions. In boils, it help to draw out infection. In spider bites, it is used to draw out then spider's venom. It is also used to draw out splinters from the skin.
This black ointment is a natural healer used for insect bites, drawing boils, removing splinters, soothing plant caused skin irritations and minor skin injuries.