Moxifloxacin and ceftazidime can be used together and should be used under medical supervision. Moxifloxacin is commonly used in the form of injections and tablets, and belongs to the quinolone antibiotics. Used for acute bacterial sinusitis caused by sensitive bacteria, acute exacerbation of chronic bronchitis, pneumonia, skin tissue infections. Moxifloxacin adverse reactions include anemia, nausea, diarrhea, vomiting, constipation, abdominal pain, fever, elevated gammaglutaminase, hypokalemia, headache, dizziness. This product is contraindicated in those who are allergic to moxifloxacin, other quinolones, pregnancy, under 18 years of age, and lactating women. Ceftazidime belongs to the class of cephalosporin antibiotics and is used for sepsis caused by sensitive gram-negative bacilli, abdominal and biliary tract infections, lower respiratory tract infections, complicated urinary tract infections, and severe skin and soft tissue infections. Adverse reactions to ceftazidime can be seen as rash, drug fever, skin itching, nausea, diarrhea, abdominal pain. This product is contraindicated in people who are allergic to cephalosporins. Moxifloxacin and ceftazidime instructions do not point out that the two antibiotics will occur drug interactions, there is generally no contraindication, can be used together under the guidance of a doctor.