Black plaster

The invention discloses a black plaster. The black plaster is prepared from 2000 to 3000g of sesame oil, 50 to 70g of angelica sinensis, 40 to 60g of radix saposhnikoviae, 25 to 60g of rhizoma notopterygii, 20 to 40 parts of radix paeoniae rubra, 20 to 40 parts of radix angelicae pubescentis, 50 to 70g of spica prunellae, 40 to 60g of herba taraxaci, 70 to 90g of crocus sativus, 70 to 80g of radix dipsaci, 90 to 110g of radix achyranthis bidentatae, 130 to 170g of herba portulacae, 60 to 100g of radix aconite, 60 to 100g of semen strychni (roasted), and 1000 to 2000g of minium. The black plaster is capable of relieving swelling and pain, removing toxicity, removing the necrotic tissue and promoting granulation, and astringing wound; and can be used for treating traumatic injuries, joint sore, fracture and dislocation, wind blocking and arthritis with fixed pain caused by dampness, tuberculosis, hyphosis and pigeon breast, innominate inflanunatory of erosion of vulva caused by unknown origins; detumescence is