Cefprozil
Cefprozil is a semisynthetic, second-generation cephalosporin, with prop-1-enyl and (R)-2-amino-2-(4-hydroxyphenyl)acetamido groups at positions 3 and 7, respectively, of the cephem skeleton. It is used to treat bronchitis as well as ear, skin and other bacterial infections. It has a role as an antibacterial drug. It is a cephalosporin and a semisynthetic derivative.