MSD Manual

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Aztreonam

Aztreonam

Common Uses

Some Side Effects

Comments

Infections caused by gram-negative bacteria

Injection site discomfort and swelling

Diarrhea, nausea, vomiting, or a combination

Rash

Can typically be used in people allergic to other beta-lactam antibiotics, such as penicillins, cephalosporins, and carbapenems, but should be avoided in people with severe allergies to ceftazidime or cefiderocol

Must be given by injection