The invention relates to an external ointment for treating herpes zoster. The herpes zoster is caused by abundant liver fire in the traditional Chinese medicinal science, there are many traditional Chinese medicinal medicines and western medicinal medicines for treating the herpes zoster, a sequela which is pain is left after the herpes zoster is healed by above medicines, and the ointment has the characteristics of short time for treating the herpes zoster and no left pain. The quick-acting detoxifcation herpes zoster eliminating ointment which is based on the traditional Chinese medicinal science to eliminate western medicinal symptoms adopts Gentiana scabra Bunge, Rhizoma Coptidis and Amur Corktree Bark to resist inflammation, resist viruses, reduce the capillary vessel permeability, decrease the tissue fluid exudation, promote phagecytes to remove antigens, inhibit antibodies, eliminate immune compounds and inhibit immune reactions, adopts radix bupleuri to be compatible with the Gentiana scabra Bunge to course the liver, benefit the bladder, clear heat and purge fire, adopts Boswellia carteri to be compatible with myrrh to invigorate the blood circulation, dispel stasis, resolve tetany, relieve pains, change local blood circulation and promote inflammation absorption, and adopts Chinese lobelia herb, gypsum and stalactite to clear heat and detoxify. The ointment is bitter and cold, can descend and sink, can lower fire, is successful in rapid anti-inflammation through concentrated medicine power, and enables no pains to be left.