There is no exact rule on the maximum number of days ceftriaxone sodium can be administered, a course of treatment for adults is usually 1-2 weeks, and the exact duration varies according to individual conditions. Ceftriaxone sodium is indicated for pneumonia, bronchitis, peritonitis, pleurisy, infections of the skin, urinary tract, biliary tract, bone and joint, and traumatic surfaces caused by sensitive bacteria, as well as for sepsis, meningitis, and prevention of infection during surgery. The course of treatment depends on the patient’s condition and the specific control of the infection. It is usually continued for at least 48-72 hours after the fever has subsided or the bacteria have been eliminated. In more severe infections, treatment may last up to half a month or longer. The dosage is usually once a day. The specific dosage needs to be combined with the condition, age and other factors, and the appropriate treatment plan should be formulated by a professional doctor, and the medication should not be used or stopped without authorization. In addition, patients who experience serious adverse reactions during treatment, such as allergies, need to stop using immediately and be further treated by a doctor after a clear judgment.