6r 7r 7 z 2 2 amino 4 thiazolyl 4 carboxycrotonamido 8 oxo 5 thia 1 azabicyclo 4 2 0 oct 2 ene 2 carboxylic acid, ceftibutene, ceftibuteno
Used to treat acute bacterial exacerbations of chronic bronchitis (ABECB), acute bacterial otitis media, pharyngitis, and tonsilitis.