In clinical practice, you can see the effect of taking cephalosporin in about 3 days. Cephalosporin is a relatively common antimicrobial agent that has a good alleviating effect on bacterial infections, but for many diseases it also depends on the specific analysis of each case. For example, for pneumonia or intrapulmonary infections, which are more common in clinical practice, the cycle of cephalosporin treatment is about 7-10 days. For inflammation caused by cholecystitis or gallbladder stones, it takes about 10 days of cephalosporin treatment. For clinical acute appendicitis in the early stage of inflammation, that is, when no encapsulated abscess is formed, usually taking cephalosporin for 3-5 days can see very good results. Therefore, in clinical practice, taking cephalosporin depends on the patient’s condition and the degree of the patient’s infection, and the treatment period may be longer for serious infections, while 3-5 days can completely kill the bacteria for relatively mild ones.