About this trial
The study is aiming to describe the pharmacokinetic and pharmacodynamic profile of intravenous meropenem, ertapenem, cefepime, colistin, Ceftazidime/Avibactam , Ceftolozane/Tazobactam , and piperacillin/tazobactam in the plasma and determine how much is removed by Renal Replacement Therapies to ensure adequate dosing
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Adults > 18 year old
Prescribed meropenem, ertapenem, cefepime, colistin, Ceftazidime/Avibactam , Ceftolozane/Tazobactam , or piperacillin/tazobactam for treatment of infection as part of standard medical care
Administered meropenem, ertapenem, cefepime, colistin, Ceftazidime/Avibactam , Ceftolozane/Tazobactam ,or piperacillin/tazobactam while on renal replacement therapy (IHD or CRRT) or renal replacement therapy started while on any of these antibiotics
Patients with hemoglobin > 70 g/L without blood transfusion in the past 24 hours
Disqualifiers
Less than 18 years of age
Pregnant females
Body mass index < 18 or > 35 kg/m2
Presence of anemia (defined as hemoglobin < 70 g/L), thrombocytopenia, or leukopenia as defined by hematocrit, platelet, or white blood cell count < 75% of the lower limit of normal
Trial population
Patients on renal replacement therapy, prescribed antibiotics in the regular course of care
Trial design
Case-only
Prospective
Treatments tested in this trial
Blood collection
Other interventionPharmacokinetics
Treatment groups
Trial outcomes
Primary outcomes
Serum antibiotic concentrations over time during dose interval
Blood will be collected at designated time points, serum samples will be assayed for drug concentration over time to describe pharmacokinetic disposition
Secondary outcomes
Amount of antibiotic removed by dialysis
Dialysate will be collected and assayed for drug concentration to determine the amount of drug cleared by RRT with respect to different dialysis modalities and membranes
Time above minimum inhibitory concentration (T/MIC) for time dependent antibiotics
Concentration/time data will be modeled mathematically (population pharmacokinetics and Monte Carlo simulation) to identify adequate dosing in this patient population
Area under concentration time curve over minimum inhibitory concentration for (Cmax/MIC) for concentration dependent antibiotics
Concentration/time data will be modeled mathematically (population pharmacokinetics and Monte Carlo simulation) to identify adequate dosing in this patient population
Sponsors and contacts
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Cleveland Clinic Abu Dhabi
Lead sponsor
University of the Sciences in Philadelphia
Collaborator