A post operative patient developed septicemia and was empirically staed on combination chromotherapy by a new resident doctor. However when the patient did not respond even after 10 days of antibioti treatment.it was found that resident doctor had staed the combination of antibiotics which was mutually antagonistic in action.which of the following is the most likely combination that was given
Combination of a bactericidal and a bacteriostatic drug is usually antagonist in nature. This is because cidal drugs are usually acting on a fast multiplying organisms whereas static drugs decrease this multiplication
Vancomycin and Amikacin
Cephalexin and gentamicin
Ampicillin and chloramphenicol
Ciprofloxacin and piperacillin
Chemotherapy