The henhouse is too cloudy and wet. (1) Clean the henhouse first to make it dry and ventilated. (2) For chickens with acne on the comb, wattle, claws and legs, remove the scab skin with tweezers and apply purple medicine on the wound. The swollen eyes were washed with 2% boric acid, and 5% protein silver solution and moroxydine hydrochloride eye drops were used. For laryngeal varicella, tweezers can be used to peel off the false membrane on the mucosa, and then a little powder of "throat disease powder" can be blown on the affected area once a day for 3 days.

(3) The sick chickens were treated with 0.4% moroxydine hydrochloride for 5 days, and amikacin was added to the drinking water to prevent secondary infection. At the same time, combined with traditional Chinese medicine treatment: 90 g of Gentiana macrophylla, 60 g of Radix Isatidis, 50 g of Cimicifuga, 40 g of Flos Lonicerae, 40 g of Flos Chrysanthemi Indici, 30 g of Fructus Forsythiae and 30 g of Radix Glycyrrhizae, the above traditional Chinese medicines are processed into fine powder, and each chicken is evenly mixed into the feed every day 1.5 g, and fed twice in the morning and afternoon. Add multivitamins and cod liver oil into the feed to enhance the disease resistance of chickens, protect the skin and promote wound healing for 5 days.