the answer:
AZTREONAM
-it is a drug with a monocyclic B-lactam ring
- used to treat gram negative rods - klebsiella/pseudomonas/serratia
NO ACTIVITY against gram positive organisms
can be used to treat infections in patients:
1)who have allergy to penicillin or
2) patients who are renally insufficient - and therefore cannot tolerate Aminoglycosides
