External ointment for treating chilblain

The invention relates to external ointment for treating chilblain. Chinese medicines, such as ginseng, astragalus mongholicus, liquorice, male silk moth, rheum officinale, cacumen biotae, scutellaria baicalensis and rhizoma corydalis are screened for removing impurities and cleaned; the eight cleaned Chinese medicines are charged into a container according to the weight proportion; after lard is added according to the weight ratio of 17:(35-45) and decocted by slow fire for 4-5 hours, and medicine liquid is filtered out for later use; after the medicine liquid is heated, camphor is added according to the weight proportion and stirred; and after the camphor is fully dissolved into the medicine liquid, the medicine liquid is cooled to obtain the ointment. The external ointment has the advantages of short treatment course for treating chilblain, rapid and obvious curative effect, high recovery rate, difficult recrudescence after recovery, rich medicine source, simple preparation method and low cost. The external