To prevent feline distemper, it is best to do the following: First, vaccinate in time. Generally, cats can be injected with feline distemper vaccine 8 weeks after the cat is born. The initial injection is about once every 20-30 days, for a total of Two injections, followed by a booster vaccine, can be given once a year. At the same time, Cat Sanlian can also prevent feline plague virus; second, clean the indoor environment. Generally speaking, water with a temperature of up to 90 degrees can be completely killed by boiling it for 10 minutes. It can kill the cat plague virus, so it can be used to disinfect cups and other items at home. Furniture and floors can be disinfected using 1/32 sodium hypochlorite solution.