Ro 13-9904/001, a novel potent and long-acting parenteral cephalosporin.

Abstract
Ro 13-9904/001 is a novel parenteral cephalosporin antibiotic with potent in vitro activity against a wide range of beta-lactamase-producing and non-producing pathogens. In addition, Ro 13-9904/001 proved to possess a very long plasma half-life and, as a consequence, high prophylactic in vivo effectiveness.