2021
Safety, Tolerability, and Population Pharmacokinetics of Intravenous and Oral Isavuconazonium Sulfate in Pediatric Patients
Arrieta AC, Neely M, Day JC, Rheingold SR, Sue PK, Muller WJ, Danziger-Isakov LA, Chu J, Yildirim I, McComsey GA, Frangoul HA, Chen TK, Statler VA, Steinbach WJ, Yin DE, Hamed K, Jones ME, Lademacher C, Desai A, Micklus K, Phillips DL, Kovanda LL, Walsh TJ. Safety, Tolerability, and Population Pharmacokinetics of Intravenous and Oral Isavuconazonium Sulfate in Pediatric Patients. Antimicrobial Agents And Chemotherapy 2021, 65: 10.1128/aac.00290-21. PMID: 34031051, PMCID: PMC8284446, DOI: 10.1128/aac.00290-21.Peer-Reviewed Original ResearchConceptsPhase 1 studyPediatric patientsIsavuconazonium sulfatePlasma drug exposureDrug exposureOral administrationImmunocompromised Pediatric PatientsNew triazole agentProdrug isavuconazonium sulfateTolerability of isavuconazoleBody mass indexPopulation PK modelInvasive fungal infectionsProbability of targetTarget rangeConcentration-time curveFirst-order inputMass indexPopulation pharmacokineticsStepwise covariate modelingTriazole agentsClinical dosePK parametersLinear eliminationPatients
2020
Initial posaconazole dosing to achieve therapeutic serum posaconazole concentrations among children, adolescents, and young adults receiving delayed‐release tablet and intravenous posaconazole
Bernardo V, Miles A, Fernandez AJ, Liverman R, Tippett A, Yildirim I. Initial posaconazole dosing to achieve therapeutic serum posaconazole concentrations among children, adolescents, and young adults receiving delayed‐release tablet and intravenous posaconazole. Pediatric Transplantation 2020, 24: e13777. PMID: 32639095, DOI: 10.1111/petr.13777.Peer-Reviewed Original ResearchConceptsYears of ageMedian daily doseTrough concentrationsDaily dosePlasma concentrationsYoung adultsPlasma trough concentrationsSerum posaconazole concentrationsInvasive fungal diseaseTherapeutic plasma concentrationsDelayed-release tabletsIntravenous posaconazolePosaconazole dosingImmunocompromised childrenPatients 13Optimal dosingBroad-spectrum antifungalsAdolescent patientsPosaconazole concentrationsHigher dosingPatientsBody weightGrade 1ProphylaxisDosing
2018
Necrotizing fasciitis caused by Mucor indicus in a pediatric bone marrow transplant recipient
Bloch D, Gonzalez MD, Haight A, Abramowsky C, Yildirim I. Necrotizing fasciitis caused by Mucor indicus in a pediatric bone marrow transplant recipient. Pediatric Transplantation 2018, 22: e13294. PMID: 30246483, PMCID: PMC6460914, DOI: 10.1111/petr.13294.Peer-Reviewed Original ResearchConceptsPediatric bone marrow transplant recipientsBone marrow transplant recipientsMarrow transplant recipientsLiposomal amphotericin BSubcutaneous cellular tissueMultiple debridementsTransplant recipientsCase reportRare fungal organismRisk factorsAmphotericin BSusceptibility testingFasciitisFungal organismsAnaerobic bacteria