Complex sentence: Ceftriaxone (trade name Rocephin ®) is a third-generation cephalosporin antibiotic, frequently used in combination with azithromycin for the treatment of community-acquired pneumonia.
Split into simpler sentences: Ceftriaxone (trade name Rocephin ®) is a third-generation cephalosporin antibiotic. Ceftriaxone is frequently used in combination with azithromycin for the treatment of community-acquired pneumonia.