People who have brucellosis can have intercourse, because brucellosis patients are usually not the source of infection, the main source of infection of brucellosis is a variety of domestic animals, poultry, wild animals, etc. The main source of infection is cattle, sheep, pigs, and then dogs, deer, horses and other animals, generally do not cause infection between people and people, so patients can have intercourse. The main way of transmission of brucellosis is through skin or mucous membrane contact and infection, such as contact with the excrement and secretions of sick animals, or in the process of feeding, milking or shearing, contact with the animal fur and so on. It can also be infected indirectly through the skin or conjunctiva, as well as can be infected through the digestive tract, for example, by consuming milk, water or food containing bacteria, and can also be infected through the respiratory tract, for example, when the germs contaminate the environment and form aerosols, which can be transmitted through the respiratory tract. Therefore, the patient is not a source of infection and usually does not cause person-to-person transmission and can have intercourse.