Aminoglycosides: No evidence of renal toxicity with concomitant use of aminoglycoside.
Diuretics: No impairment of renal function has been observed after concurrent administration of large doses of Ceftriaxone and potent diuretics.
Chloramphenicol: Ceftriaxone and chloramphenicol have been shown to be antagonistic in-vitro studies.
Probenecid: Elimination of Ceftriaxone is not altered by probenecid.
Laboratory Test: False-positive direct Coombs' test results in certain patients (eg, those with azolemia). Non-enzymatic urinary glucose estimation methods may give false positive results.