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Piperacillin and netilmicin combination therapy for febrile episodes in neutropenic patients
R Herbrecht1, J C Damonte, J P Bergerat
1Service d'Onco-Hématologie, Hôpital de Hautepierre, Strasbourg, France.
Abstract:
We assessed the efficacy of a piperacillin (3 x 4 g/d) and netilmicin (5 mg/kg/d) combination therapy for infections in febrile neutropenic patients. The study was conducted over a 30-month period and 203 patients were included. Bone marrow transplant recipients were not included in this study. Origin of infection was documented in 101 (50%) episodes: 33 fungal, viral or parasitic infections and 68 bacterial infections mainly composed of septicemia. Of the 169 evaluable patients with proved bacterial infections or non-documented infections, 129 (76%) recovered with the piperacillin and netilmicin combination treatment. All gram-positive bacterial infections failing first line therapy were cured after the addition of vancomycin. Piperacillin and netilmicin appeared very effective in this large monocentric prospective study. It does not seem necessary to include vancomycin in first line therapy of infections of the neutropenic patients in our institution; however, vancomycin must be added early in the case of suspected or documented staphylococcal infection failing empiric treatment.
Insights
Piperacillin and netilmicin combination therapy effectively treated febrile neutropenic patients. Vancomycin was not needed initially but crucial for staphylococcal infections failing empiric treatment.
Area of Science:
- Infectious Diseases
- Hematology
- Pharmacology
Background:
- Febrile neutropenia poses a significant risk in cancer patients.
- Empirical antibiotic therapy is critical for managing infections in neutropenic individuals.
- Optimizing antibiotic regimens is essential to improve patient outcomes.
Purpose of the Study:
- To evaluate the efficacy of piperacillin and netilmicin combination therapy.
- To determine the necessity of vancomycin in first-line treatment for febrile neutropenic infections.
- To assess treatment outcomes in a large cohort of neutropenic patients.
Main Methods:
- Prospective monocentric study over 30 months.
- Included 203 patients with febrile neutropenia (excluding bone marrow transplant recipients).
- Assessed efficacy of piperacillin (3 x 4 g/d) and netilmicin (5 mg/kg/d) combination therapy.
Main Results:
- 129 out of 169 evaluable patients (76%) recovered with piperacillin-netilmicin.
- Bacterial infections, primarily septicemia, were common.
- Vancomycin addition successfully treated gram-positive infections that failed initial therapy.
Conclusions:
- Piperacillin and netilmicin combination therapy is highly effective for febrile neutropenic infections.
- Routine initial vancomycin is not necessary in this patient population.
- Early vancomycin administration is recommended for suspected or confirmed staphylococcal infections unresponsive to empiric treatment.