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Clin Microbiol Infect. 1997 Aug;3(4):440-446. doi: 10.1111/j.1469-0691.1997.tb00280.x.

Efficacy and safety of vancomycin constant-rate infusion in the treatment of chronic Gram-positive bone and joint infections.

Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases

E. Bernard, I. Perbost, M. Carles, A. Michiels, H. Carsenti-Etesse, R.M. Chichmanian, B. Dunais, P. Dellamonica

Affiliations

  1. Department of Infectious and Tropical Diseases, Archet Hospital, and.

PMID: 11864154 DOI: 10.1111/j.1469-0691.1997.tb00280.x

Abstract

OBJECTIVE: To evaluate the efficacy and safety of vancomycin constant-rate infusion over 24 h in the treatment of Gram-positive bone infections, METHODS: Vancomycin (40 mg/kg/day) was administered without a loading dose to 15 patients (12 male, three female) aged 23--90 years, weighing 46--85 kg, with postoperative chronic bone and joint infections. The 24-h dose was adjusted to maintain plasma levels between 25 and 35 mg/L. Mean duration of therapy was 6.2 months (4--8.5) via a portable infusion pump. Sites of infection included hip and femur (10), tibia (three), patella (one) and vertebrae (one). Sequestrectomy (two), removal of material (7/8 prosthetic hips, 1/5 metal implants) and debridement (two) were performed at the beginning of the treatment. Involved bacteria included Staphylococcus aureus (eight, six methicillin resistant), S. epidermidis (four methicillin-resistant), Enterococcus faecalis (one), Enterococcus avium (one) and Streptococcus bovis (one). RESULTS: MIC of vancomycin ranged from 1 to 4 mg/L. The mean vancomycin bone concentration when available was 67.7plus minus38.9 microg/L. Based on a mean post-treatment follow-up of 14plus minus4 months (6--20.6), cure was achieved in 10 patients (66.6%). Failures were related to the inability to remove the infected prosthesis (one) or implants (three) and to the persistence of a deep wound abcess (one). Adverse events included pruritus (four cases), tinnitus (two), mild transient elevation of creatinine level (three) and transient neutropenia (two). Vancomycin was maintained in all the patients. CONCLUSIONS: Prolonged treatment with vancomycin constant-rate infusion is effective and safe for treatment of Gram-positive chronic bone and joint infections, providing that complete surgical débridement and prosthetic material removal are performed.

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