Pain treatment plaster and preparation method thereof

The present invention relates to a pain treatment plaster and a preparation method thereof. The pain treatment plaster treat can treat cancer pain, improve quality of life of cancer patients, prolong the survival time, can also treat pains caused by external rheumatalgia, various injuries from falls, fractures, contusions and strains, soft tissue injuries and the like. The pain treatment plaster comprises the following original drugs by weight: 2.5-10 parts of venenum bufonis, 75-150 parts of radix aconiti kusenzoffii, 100-200 parts of radix zanthoxyli, 50-100 parts of paris polyphylla, 50-100 parts of raw Korean mondshood root, 50-100 parts of hibiscus leaves, 50-100 parts of rhizoma sparganii, 50-100 parts of curcuma zedoary, 50-100 parts of safflower, 25-50 parts of cloves, 25-50 parts of asarum, 25-50 parts of cinnamon, 25-50 parts of dysosma versipellis, 25-50 parts of fructus piperis longi, 50-100 parts of rhizoma nardostachyos, 25-50 parts of rhizoma kaempferiae, 50-100 parts of frankincense, 50-100 parts of myrrh, 100-200 parts of menthol, 50-100 parts of borneol, 50-100 parts of camphor, 25-50 parts of methyl salicylate, 25-50 parts of benzyl alcohol, 50 parts of diphenhydramine hydrochloride and 200 parts of azone.