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If high dose of cephalosporin is concurrently used with antibiotics such as aminoglycoside or diuretics such as furosemide, renal disorder may be increased. Through clinical experience, it is not considered to make a problem with the recommended dose. There is no evidence to negative effect on renal function in the normal therapeutic dose.
If this drug is concurrently used with chloramphenicol, the possibility of counteraction should be considered.
Like other antibiotics, it may reduce reabsorption rate of estrogen or may reduce effect of oral contraceptives.
Laboratory Test Interferences: Ceftazidime reportedly cause false-positive results in urine glucose determinations using Benedict's reagent, Clinitest, Fehling's solution; however, the glucose determination using Tes-Tape are unaffected by the drug.
Positive direct antiglobulin (Coombs') test results may appear; therefore, it should be cautioned.
This drug may impact on creatinine test using picrate alkali-method.
