Scripture is a proven prescription that has been tested over thousands of years of practice. It is the crystallization of the clinical experience of the ancients, and has been respected by the medical profession for many generations. The therapeutic effect of the root of the formula is remarkable, the author in the clinic using the formula plus and minus the treatment of dermatological diseases with satisfactory efficacy, is introduced as follows, hope that the same guidance: 1 shingles sequelae of the First Affiliated Hospital of Henan College of Traditional Chinese Medicine, Dermatology Song Qunxian Zheng Mou, male, 75 years old, Qi County, Henan. Date of consultation: 2010.2.1. 20 days ago, the patient appeared in the left lower limb erythema, clustered blisters, self-conscious severe pain, numbness, discomfort, band distribution, before and after not more than the midline, in the local hospital, according to the herpes zoster medication, medication is not known, after the use of medication, the rash subsided, the left lower limb is still numbness, pain, pain by the soles of the feet to start, radiating to the left lower limb, was a paroxysmal, spastic pain, can not walk, day and night, can not walk, and the pain in the left lower limb. The pain started from the bottom of the foot and radiated to the left lower limb, which was paroxysmal and spasmodic, and she could not walk and could not sleep day and night. The patient was given morphine, dulcolax and other sedative painkillers which were ineffective, so he came to our hospital for consultation, and was found to have paroxysmal, spasmodic pain in the left lower limb, radiating from the sole of the foot to the whole left lower limb, and the pain was reduced by pressing on it, accompanied by dry mouth, heartburn, and insomnia, with a red tongue, little moss, and a sunken, thin, and numb pulse. According to the four diagnoses, this patient is old and weak, the residual poison has not been exhausted after a long period of illness, qi stagnation and blood stasis, qi and yin are injured, and the tendons and veins are not nourished. The treatment is to invigorate blood circulation and eliminate blood stasis, nourish yin and soften the liver, and relieve pain. To peony and licorice soup and antispasmodic san plus reduction, the prescription is as follows: peony 30g licorice 10g whole worm 10g rigid silkworms 10g centipede 3 sasanqua 15g angelica 20g raw land 30g neem 10g fine Xin 3g danshen 15g silk gourd 10g root 30g astragali 30g water decoction, one dose per day, 5 doses, the patient’s left lower limb numbness, pain reduction, pain less frequent, sleep at night 3 hours, dry mouth is reduced, tongue is dry, the patient’s left lower limb pain is reduced, the patient’s left lower limb numbness, pain reduction, pain reduction. The patient’s left lower limb numbness and pain decreased, the number of pain decreased, and he could sleep for 3 hours at night. In the original formula, 30g of fried Yuanhu was added, and the symptoms disappeared after 14 doses, and there has been no recurrence so far. Press: Postherpetic neuralgia is caused by varicella-herpetic zoster virus invading the nerves. This patient is an old man, old and weak, exogenous evil poison, long residual venom is not exhausted, deficiency of yin and blood, stagnation of qi and blood stasis, not through the pain, treatment to nourish yin and soften the liver, activate blood circulation and eliminate blood stasis, ease the pain. Paeonia lactiflora and licorice soup nourishes yin and softens the liver, eases the urgency and stops the pain, with the medicines of activating blood circulation and removing blood stasis, promoting qi circulation and stopping the pain, so that the yin and blood can be nourished, the tendons and veins are gloriously moist, the blood runs smoothly, the pain disappears, and the disease is cured. 2 Elderly skin pruritus Huang, female, 60 years old, November 28, 2008 visit. Generalized skin itching for more than 2 years, every night when you go to sleep, the whole body skin itchy like insects, to the lower limbs of the worse, during the day as normal people. Oral cetirizine tablets, chloroform tablets, paracetamol tablets and other antihistamines were ineffective. He came to our hospital for consultation, and carved: dry skin all over the body, with chaffy flakes, accompanied by scratches, blood scabs, emaciation, insomnia, pale tongue, white moss, and floating thin pulse. According to the four diagnoses, this patient has deficiency of Ying and Wei, and wind-cold attacks the surface. The treatment is to harmonize the Ying and Wei, dispel wind and cold to stop itching, and the formula is Gui Zhi, two ephedra and one soup with subtraction. Prescription: Gui Zhi 9g red peony 10g white peony 10g ephedra 6g ginger 3 slices red dates 3 Glycyrrhiza glabra 10g angelica 10g dicot 15 g Xu Changqing 30 g Wei Ling Xian 10g pimpinella 15g daily dose, serving 7 doses, itching is significantly reduced, the original formula to ephedra, add astragalus 30 He Shouwu 15 and then served 7 doses, itching disappeared, skin dryness is significantly reduced. Following the service 14 doses of disease cured, so far no recurrence. According to: old age skin pruritus is mostly due to neurological dysfunction, skin atrophy, degeneration and degeneration, elastic tissue reduction, sebaceous gland atrophy, skin dryness and other conditions and the onset of this disease and seasonal relationship is close to the onset of the disease in the autumn and winter, the summer to alleviate. Chinese medicine believes that the root cause of this disease is the elderly gas and blood deficiency, yin and yang imbalance, skin loss of nourishment, coupled with external wind, cold and dryness evil invasion, Yu and skin, Ying and Wei disharmony, stagnation of qi and blood and thus lead to this disease. Gui Zhi Tang can harmonize Ying and Wei, tonifying qi and blood, external wind dispersal of cold, plus ephedra soup to increase the effect of dispersal of cold and itching. 3 Chronic urticaria Wang Mou, female, 20 years old, November 2, 2005 visit. The patient in 3 years ago, no clear cause of the whole body appear red air masses, self-conscious intense itching, every night or morning, cloudy and rainy days or with cool water aggravated, to a number of hospitals, according to urticaria to give paracetamol tablets, imipramine tablets, cetirizine tablets, prednisone tablets and other medications, the effect is not good, recurrent episodes of more than 3 years, to our hospital, engraved as follows: recurrent light red air masses all over the body, aggravated by the night and the morning, the whole body is a light red air masses, the night and the morning. It was aggravated by rainy and cloudy days and cold water, accompanied by tiredness of the limbs, color of the face, dullness, stools, pale tongue with teeth marks on the side, white moss, and thin and feeble pulse. According to the four diagnoses, this patient is a lung deficiency and the surface of the guard is not solid, and wind and cold take advantage of the weakness to invade, causing the camp and the guard not to be in harmony with the disease. Treatment to benefit the qi and solidify the surface, harmonize the camp and guard, dispel wind and cold to stop itching for the method, to Gui Zhi Tang and Yuping Feng San plus subtraction, the prescription is as follows: Gui Zhi 10g Paeoniae Lactiflorae 10g Ginger 3 slices of Astragalus 30g Atractylodis Macrocephalae 10g Fenghuang 10g Xu Changqing 30g Wei Ling Xian 10g Dibao Zi 15g Sheng Long Bone 30g Sheng Oyster 30g Glycyrrhiza Glabra 10g Dazao 5 pieces of dates, decocted with water, a dose a day, five doses of medication, the wind mass subsided, itching disappeared. The itching disappeared, and the patient was followed up for two years without recurrence. Press: Urticaria is a kind of limited and transient edema reaction caused by the dilation of small blood vessels of skin and mucous membrane and the increase of permeability. Is a kind of allergic reaction type disease, according to the duration of the disease is divided into acute urticaria and chronic urticaria, acute urticaria oral antihistamine, most of the patients about a week or so the condition is cured. Chronic urticaria has complex causes, the condition is more stubborn, oral antihistamines, the effect is not good. Urticaria belongs to the Chinese medicine “addiction rash” category, the patient in this case of disease for a long time, lung and spleen deficiency, Wei surface is not solid, the invasion of foreign evils, camp and Wei and the treatment of Yu Pingfeng San Qi and solid surface, Gui Zhi Tang and camp and Wei, dispelling the wind and cold to stop itching, the combination of all the medicines, cut the pathogenesis, so the medicine to the removal of the disease.