It can be divided into 3 types: Patients with the wind-heat type of this ailment may have severe itching of the skin, worse in a hot environment, scratch marks in strips with bloody crusts, thirst, annoyance and red tongue proper with yellow thin coating.

Patients with wind-cold type may have itching of the skin, worse after taking off the clothes or at night, dry skin with scales on the medial side of the thigh and posterior side of the leg and around the knee

Patients with blood deficiency and hyperactivity of the liver, often aged people, may have dry skin with scratching and bloody marks, sallow complexion, dizziness and blurred vision, palpitations of the heart and insomnia.

Recipe 1: Ten red dates, dried ginger 8 g and Guizhi (cinnamon twig) 6 g.
Administration: A decoction of the above herbs is drunk once a day for one week.
Indication: This recipe can expel wind and cold pathogens to treat cutaneous pruritus of wind-cold type.

Recipe 2: Fifteen red dates, loach 30 g and a small amount of salt.
Administration: The loach is washed clean, and boiled in water with dates and salt to make a soup for oral intake once a day for half a month.
Indication: This soup is used to treat cutaneous pruritus due to blood deficiency and hyperactivity of the liver in patients with dry skin.

Recipe 3: An adequate amount of dried Kucaigan (dried vegetable with a bitter taste), mung bean, large intestine of a pig and table salt.
Administration: The mung bean is washed clean, boiled in water for 20 minute and put into the lumen of the cleaned intestine, and both ends are tied. The intestine filled with mung bean is boiled with Kucaigan and salt to make a dish for oral intake, once a day or every 2 days.
Indication: This large intestine dish can expel wind and clear heat to treat cutaneous pruritus of wind-heat type.

More information, please link to: http://net.zoosnet.net/LR/Chatpre.aspx?id=NET39826137
Source:http://www.tcmadvisory.com/