sulbactam(redirected from Sulbactam sodium)
Also found in: Medical.
A compound, C8H11NO5S, that inhibits action of the enzyme beta-lactamase, thus counteracting bacterial resistance to beta-lactam antibiotics. It is used in its sodium form in combination with antibiotics such as amoxicillin to treat infections caused by antibiotic-resistant bacteria.
[sul-, of unknown origin + -bactam, suffix for inhibitors of beta-lactamase; see tazobactam.]