Status:

TERMINATED

Phase 2 Study of Safety, Efficacy, and Pharmacokinetics of Higher Doses of Daptomycin and Vancomycin in MRSA Bacteremia

Lead Sponsor:

Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)

Conditions:

Endocarditis, Bacterial

Infective Endocarditis

Eligibility:

All Genders

18+ years

Phase:

PHASE2

Brief Summary

The overall goals of this study are to compare the safety and efficacy of daptomycin monotherapy 10 mg/kg/day and vancomycin monotherapy dosed to achieve vancomycin trough levels of 15 to 20 μg/mL for...

Detailed Description

Patients who meet all inclusion criteria and exhibit none of the exclusion criterial will be randomized to one of two treatment arms: 1. daptomycin Intravenously (IV) 10 mg/kg every 24 hours 2. vanco...

Eligibility Criteria

Inclusion

  • INCLUSION CRITERIA:
  • Written informed consent has been obtained;
  • ≥18 years of age;
  • Suspected MRSA bacteremia determined by clinical judgment or 2 sets of positive blood cultures;
  • Increased risk for an MRSA infection
  • EXCLUSION CRITERIA:
  • Received \>48 hours of vancomycin therapy in the 7 days prior to enrollment;
  • Received any systemic antibacterial agents potentially effective against MRSA in the 7 days prior to enrollment;
  • Anticipated requirement of antibiotics potentially effective against MRSA;
  • High likelihood of left-sided infective endocarditis (LIE);
  • Known/suspected polymicrobial bacteremia or infection including Gram-negative infections;
  • Known pneumonia, osteomyelitis, or meningitis;
  • Intravascular foreign material unless material intended removed within 3 days;
  • Prosthetic heart valve;
  • Cardiac decompensation, valve damage, or both such that high likelihood of valve replacement surgery within first 3 days of study drug treatment;
  • Moribund clinical condition such that death likely within first 3 days of study drug treatment;
  • Shock or hypotension or oliguria unresponsive to fluids after 4 hours;
  • Received investigational drug within 30 days of study entry
  • Received statins or other therapy with associated with rhabdomyolysis within 2 days of study entry;
  • History of significant allergy or intolerance to vancomycin or daptomycin
  • Infecting pathogen with confirmed reduced susceptibility to vancomycin;
  • Infecting pathogen with confirmed reduced susceptibility to daptomycin
  • Creatinine clearance \<30 mL/min (Cockcroft-Gault equation actual body weight)
  • Serum creatine phosphokinase (CPK) ≥500 U/L
  • Alanine transaminase (ALT) or aspartate aminotransferase (AST) \>5 X ULN;
  • Total bilirubin ≥3.0 mg/dL;
  • Severe neutropenia or expected development severe neutropenia during study;
  • Known or suspected HIV infection with a CD4+ T-cell count \<200/μL;
  • Unlikely to comply with study procedures or return for evaluations;
  • Body Mass Index (BMI) ≥40 kg/m2;
  • Pregnant or nursing;
  • Female of childbearing potential not willing to practice barrier methods of birth control.
  • CONTINUATION CRITERIA:
  • Fulfills A or B or both: A) Confirmed complicated MRSA bacteremia B) Possible or definite RIE caused by MRSA according to modified Duke criteria;
  • Infecting S. aureus strain susceptible to vancomycin;
  • Infecting S. aureus strain susceptible to daptomycin;
  • Appropriate treatment of any foci of infection within first 3 days of study;
  • Removal of any intravascular foreign material not allowed per inclusion criteria within first 3 days of study;
  • Removal of any percutaneous or implanted catheters not allowed per inclusion criteria within first 3 days of study.

Exclusion

    Key Trial Info

    Start Date :

    September 17 2008

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    October 1 2010

    Estimated Enrollment :

    38 Patients enrolled

    Trial Details

    Trial ID

    NCT00695903

    Start Date

    September 17 2008

    End Date

    October 1 2010

    Last Update

    December 24 2018

    Active Locations (2)

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    Page 1 of 1 (2 locations)

    1

    East Carolina University

    Greenville, North Carolina, United States

    2

    Cleveland Clinic Foundation

    Cleveland, Ohio, United States, 44195