<unk>  (INN) or cephalothin (USAN) is a first-generation cephalosporin antibiotic. It was the first cephalosporin marketed (1964) and continues to be widely used. It is an intravenously administered agent with a similar antimicrobial spectrum to cefazolin and the oral agent cefalexin.<unk>  sodium is marketed as Keflin (Lilly) and under other trade names. The compound is a derivative of thiophene-2-acetic acid.
Cefalotin
Meropenem
Vancomycin
Imipenem
Ertapenem
Doripenem
Avibactam
Aztreonam