In cold and wet weather, due to the wet sty, inadequate movement of pigs, and sudden feed changes, pig rheumatism can be caused, especially the incidence of piglets. Prevent the bedding to change the sun frequently, keep the house clean and dry, and block the small holes in the pigsty to prevent the pigs from raining in the cold season. Treatment with 2.5% acetic acid cortisone injection 5 to 10 ml, 2 times a day, intramuscular injection, or 2 to 4 ml of acetic acid cortisone injection, intra-articular injection. Initially, 10 to 20 ml of compound sodium salicylate injection, ear vein injection, or 10 ml each of 10% sodium salicylate injection and Angelica sinensis injection can be used intravenously twice a day for 2 to 4 days. Shaanxi Hongbaiyi Biotech Co., Ltd. , https://www.sxhongbaiyi.com