The present invention relates to a plaster for relief pain of viscera muscle joint, and a method for preparing the same. To resolve the problems of worse treating effect and side effect using existing medicine, the medicine provided by the invention is prepared from raw materials added plant oil and yellow lead of unsaturated fatty acid by weight rate as follows: 5-15 parts toad, 2-7 parts lbamboo knot cyperus rotundus l, 0.7-2.2 parts jiazhu, 3-10 parts paris, 5-15 parts crab, 2-7 parts seseli mairei wolff, 2-7 parts dragon arum, 2-7 parts herb of alpine yarrow, 2.5-7.5 parts raw radix aconiti kusnezoffii, 3-8 parts curcuma, 2.5-7.5 parts raw monkshood, 3-8 parts zedoary, 4-12 parts zushima, 2-5 parts olibanum, 2-5 parts myrrh, 2-7 parts qianjin vine, 2-7 parts nux vomica, 3-8 parts xugufeng, 4-9 parts angelica, 4-12 parts hawthorn, 2-7 parts raw pinellia ternate, 3-8 parts naoyanghua, 2-5 parts liquorice, 4-12 parts bamboo knot sanchi, 4-12 parts clematis root, 3-7 parts datura stramonium seed, 3-8 parts aconitum pendulum, 0.02-0.08 moschus. The plant oil is 50-150 parts tung oil and 30-90 parts black sesame oil. The weight rate of plant oil and yellow lead is 120-200/14-22. The medicine has wide application effect, and is suitable for treating pain of viscera muscle joint, long chronic illness. The medicine also has obvious cure effects without toxic side effect for treating acute or chronic gastritis, enteritis, diarrhea, dysmenorrhea, low back pain, neck and lumbar disc herniation, orthopaedics and traumatology. The medicine has effects of promoting circulation of qi and blood, clearing meridians and collaterals, using poisons as antidotes, dehydration detumescence, resolving the nodule, promoting blood circulation and removing blood stasis, dispelling wind chill and dampness syndromes, and can reach aim at both temporary solution and permanent control.