Dampness clear capsule can be used to treat blood deficiency and wind dryness type of psoriasis, but has no therapeutic effect on other evidence of psoriasis. If psoriasis is characterized by blood deficiency and wind dryness, the skin lesions are pale or grayish, like withered wood, or fat and rough like cowhide, and so on. Dampness clearing capsule is composed of dixie, angelica, danshen, cicadas, bitter ginseng, etc. It can nourish blood and moisturize the skin, dispel wind and stop itching (stopping itching by removing the wind that infringes on the surface of the muscle). It is used for dry, flaky and itchy skin due to blood deficiency and wind dryness, accompanied by scratches, blood scabs and pigmentation; itchy skin is seen in the above symptoms. This drug is prohibited for pregnant women. It is recommended that patients go to the hospital in time, under the guidance of the doctor’s medication.