There is no difference between Cephalosporin and Pioneeromycin, Pioneeromycin is the phonetic translation of Cephalosporin in English, both refer to the same drug. Cephalosporin, also known as vanguardin, is a class of broad-spectrum semi-synthetic antibiotics, widely used in the prevention and treatment of bacterial infections. Cephalosporin is currently categorized into five generations, containing a variety of drugs, the antibacterial spectrum of different drugs also has some differences. The first generation of cephalosporins includes cefazolin, cefradine and cefadroxil; the second generation of cephalosporins includes cefamandole, cefuroxime and cefotetracycline; the third generation of cephalosporins includes cefotaxime, cefixime, ceftriaxone and ceftazidime; the fourth generation of cephalosporins contains cefpirole and cefepime; and the fifth generation of cephalosporins includes cefepime and cefcloxacin ester. If you have the need for medication, please go to the hospital after diagnosis by a physician to choose the appropriate medication according to the patient’s condition, and do not blindly take medication on your own.