Daptomycin With Rifampin for Treatment of Staphylococcal Prosthetic Joint Infection (Dapto-Studie)
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Purpose
To determine the outcome and safety of a combined antimicrobial treatment involving daptomycin and surgical approach involving retention or short-interval two-stage exchange of the implant. Patients with hip, knee and shoulder Prosthetic Joint Infection (PJI) caused by methicillin-susceptible and methicillin-resistant staphylococci will be included and followed during 2 years.
| Condition | Intervention | Phase |
|---|---|---|
|
Staphylococcal Infections |
Drug: Daptomycin |
Phase 2 |
| Study Type: | Interventional |
| Study Design: | Endpoint Classification: Safety/Efficacy Study Intervention Model: Single Group Assignment Masking: Open Label Primary Purpose: Treatment |
| Official Title: | Efficacy and Safety of Daptomycin (With or Without Rifampin) in the Treatment of Staphylococcal Hip, Knee and Shoulder Prosthetic Joint Infection |
- Treatment efficacy (infection-free period) [ Time Frame: During study and 2 years after ] [ Designated as safety issue: No ]
- Safety of daptomycin (incidence of side effects) [ Time Frame: During study and 2 years after ] [ Designated as safety issue: Yes ]
- Population pharmacokinetic profile of antibiotics (daptomycin, rifampin) will be evaluated through concentration measurements in plasma and drainage fluid. [ Time Frame: during treatment (12 weeks) ] [ Designated as safety issue: Yes ]
| Estimated Enrollment: | 60 |
| Study Start Date: | June 2012 |
| Estimated Study Completion Date: | June 2016 |
| Estimated Primary Completion Date: | June 2014 (Final data collection date for primary outcome measure) |
| Arms | Assigned Interventions |
|---|---|
|
Experimental: Daptomycin
High dose Daptomycin in hip, knee and shoulder prosthesis infections
|
Drug: Daptomycin
10mg/kg/24h i.v.(intravenous) for 2-3 weeks with/or without rifampin (depending if the prosthesis is removed or not)
Other Name: Cubicin
|
Detailed Description:
In this prospective open observational clinical study (phase 2) patients with hip, knee and shoulder PJI (as defined below) caused by methicillin-susceptible and methicillin-resistant staphylococci will be included. An informed consent will be obtained prior to patient inclusion. Medical records will be prospectively abstracted for demographic characteristics, clinical, radiographic, laboratory and microbiologic data using a standardized case report form (CRF). After inclusion, intravenous daptomycin 10 mg/kg (calculated as actual body weight) is given once daily for 2-3 weeks, followed by oral rifampin-containing antibiotics for a total of 3 months (as outlined below).
Two surgical modalities will be applied according to the PJI treatment algorithm:
- Open debridement and retention of the prosthesis (change of mobile parts): daptomycin will be combined with rifampin.
- Two-stage exchange of the prosthesis with a short interval (2-3 weeks): daptomycin of the prosthesis: daptomycin will be used alone.
The decision whether the implant will be retained or removed is based on objective criteria of the treatment algorithm and is not subject to bias. All consecutive patients with a staphylococcal PJI infection of the hip, knee or shoulder prosthesis will be included, if no exclusion criterion is present, obviating the selection bias. Since not many specialized institutions are treating patients with PJI, we expect low number of patients.
Eligibility| Ages Eligible for Study: | 18 Years to 80 Years |
| Genders Eligible for Study: | Both |
| Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Informed consent has been obtained;
- Subject is 18-80 years of age;
- Subject has a PJI of the hip, knee and shoulder prosthesis caused by Staphylococcus aureus or coagulase-negative staphylococci (CNS) susceptible to daptomycin and rifampin;
- Surgical approach: Debridement and retention of the prosthesis OR a two-stage prosthesis exchange with a short interval (2-3 weeks). The selection of the surgical procedure is performed according to the PJI treatment algorithm;
- Subject is willing to participate in the study, to follow protocol study treatment regimen, and to comply with all planned follow-up assessments;
- Females of childbearing potential are willing to practice reliable birth control measures other than oral contraceptives (e.g., condoms or diaphragms together with a spermicidal foam or gel) and willing to undergo a urine pregnancy test prior to study entry.
Exclusion Criteria:
- Significant renal insufficiency (creatinine clearance rate ≤30 ml/min, as determined by the Cockcroft-Gault equation at inclusion);
- Significant hepatic dysfunction at inclusion (AST or ALT ≥4 x upper limit of normal value);
- Elevated creatin phosphokinase (CPK) ≥2 x upper limit of normal value at inclusion
- PJI caused by additional microorganism;
- Non-adherence to the PJI treatment algorithm (see below);
- Subject has been previously enrolled in the study or is currently enrolled in another investigational study previously enrolled in the study or is currently enrolled in another investigational study, which deviates from the treatment algorithm;
- Subject had prior exposure to daptomycin within the past 3 months;
- Allergy or intolerance to daptomycin or rifampin, known hypersensitivity;
- Body mass index (BMI) >45 kg/m²;
- Subject is pregnant, nursing or lactating;
- Inability to read and understand the participant's information.
Contacts and Locations| Contact: Andrej Trampuz, MD | +41 21 314 3992 | andrej.trampuz@chuv.ch |
| Switzerland | |
| Centre hospitaliere universitaire vaudois (CHUV) | Not yet recruiting |
| Lausanne, Vaud, Switzerland, 1011 | |
| Contact: Andrej Trampuz +41 (0)21 314 39 92 andrej.trampuz@chuv.ch | |
| Principal Investigator: Olivier Borens | |
| Kantonsspital | Not yet recruiting |
| Liestal, Switzerland, 4410 | |
| Contact: Werner Zimmerli, MD +41 61 925 1111 werner.zimmerli@ksli.ch | |
| Contact: Martin Clauss, MD martin.clauss@ksli.ch | |
| Principal Investigator: Werner Zimmerli, MD | |
| Sub-Investigator: Martin Clauss, MD | |
| Schulhess Clinic | Not yet recruiting |
| Zurich, Switzerland, 8008 | |
| Contact: Markus Vogt, MD markus.vogt@zgks.ch | |
| Principal Investigator: Markus Vogt, MD | |
| Principal Investigator: | Andrej Trampuz | Centre hospitaliere universitaire vaudvoise (CHUV) University Hospital of Lausanne |
More Information
No publications provided
| Responsible Party: | Andrej Trampuz, Dr. med., Centre Hospitalier Universitaire Vaudois |
| ClinicalTrials.gov Identifier: | NCT01144000 History of Changes |
| Other Study ID Numbers: | CCBC134ACH03T |
| Study First Received: | June 14, 2010 |
| Last Updated: | June 24, 2012 |
| Health Authority: | Switzerland: Swissmedic |
Keywords provided by Centre Hospitalier Universitaire Vaudois:
|
Prosthetic joint infection daptomycin staphylococcus |
Additional relevant MeSH terms:
|
Arthritis, Infectious Staphylococcal Infections Gram-Positive Bacterial Infections Bacterial Infections Infection Arthritis Joint Diseases Musculoskeletal Diseases Rifampin Daptomycin |
Antibiotics, Antitubercular Anti-Bacterial Agents Anti-Infective Agents Therapeutic Uses Pharmacologic Actions Antitubercular Agents Enzyme Inhibitors Molecular Mechanisms of Pharmacological Action Leprostatic Agents Nucleic Acid Synthesis Inhibitors |
ClinicalTrials.gov processed this record on May 19, 2013