1. Lower respiratory tract infections (such as pneumonia).
2. Genitourinary infections (including urinary tract infections, metritis, prostatitis, gonorrhea, etc.).
3. Intraperitoneal infections (such as peritonitis, biliary tract, etc.).
4. Bone, joint, skin and soft tissue infections.
5. Prevention of surgical infections.
6. ENT infection.
7. Other serious infections, such as acute suppurative meningitis (especially infantile meningitis), bacterial endocarditis,
sepsis, etc.