“…Beta-lactam antibiotics such as amoxicillin clavulanate, cefotaxime, and imipenem have been reported to be effective against selected Nocardia species. Although clinical data are limited, there have been few case reports of treatment failure by beta-lactams so long as they are effective in vitro [4,5,11,13,15,17,21,23]. Our case indicates that beta-lactam therapy might be effective so long as the isolate is susceptible to the antibiotic in vitro and the disease is mild to moderate.…”