Dose Tailoring of Vancomycin Through Population Pharmacokinetic Modeling Among Surgical Patients in Pakistan
Background: Vancomycin is a narrow therapeutic agent, and it is necessary to optimize the dose to achieve safe therapeutic outcomes. The purpose of this study was to identify the significant covariates for vancomycin clearance and to optimize the dose among surgical patients in Pakistan.Methods: Pla...
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Frontiers Media S.A.
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oai:doaj.org-article:1658c40d6d364ed0938d23558238cad32021-11-11T06:54:15ZDose Tailoring of Vancomycin Through Population Pharmacokinetic Modeling Among Surgical Patients in Pakistan1663-981210.3389/fphar.2021.721819https://doaj.org/article/1658c40d6d364ed0938d23558238cad32021-11-01T00:00:00Zhttps://www.frontiersin.org/articles/10.3389/fphar.2021.721819/fullhttps://doaj.org/toc/1663-9812Background: Vancomycin is a narrow therapeutic agent, and it is necessary to optimize the dose to achieve safe therapeutic outcomes. The purpose of this study was to identify the significant covariates for vancomycin clearance and to optimize the dose among surgical patients in Pakistan.Methods: Plasma concentration data of 176 samples collected from 58 surgical patients treated with vancomycin were used in this study. A population pharmacokinetic model was developed on NONMEM® using plasma concentration–time data. The effect of all available covariates was evaluated on the pharmacokinetic parameters of vancomycin by stepwise covariate modeling. The final model was evaluated using bootstrap, goodness-of-fit plots, and visual predictive checks.Results: The pharmacokinetics of vancomycin followed a one-compartment model with first-order elimination. The vancomycin clearance (CL) and volume of distribution (Vd) were 2.45 L/h and 22.6 l, respectively. Vancomycin CL was influenced by creatinine clearance (CRCL) and body weight of the patients; however, no covariate was significant for its effect on the volume of distribution. Dose tailoring was performed by simulating dosage regimens at a steady state based on the CRCL of the patients. The tailored doses were 400, 600, 800, and 1,000 mg for patients with a CRCL of 20, 60, 100, and 140 ml/min, respectively.Conclusion: Vancomycin CL is influenced by CRCL and body weight of the patient. This model can be helpful for the dose tailoring of vancomycin based on renal status in Pakistani patients.Muhammad Muaaz MunirHuma RasheedMuhammad Imran KhokharRizwan Rasul KhanHafiz Asad SaeedMateen AbbasMohsin AliRabiea BilalHafiz Awais NawazAbdul Muqeet KhanShaista QamarSyed Muneeb AnjumMuhammad UsmanFrontiers Media S.A.articlevancomycinpopulation pharmacokineticsPakistanNONMEMdose tailoringTherapeutics. PharmacologyRM1-950ENFrontiers in Pharmacology, Vol 12 (2021) |
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vancomycin population pharmacokinetics Pakistan NONMEM dose tailoring Therapeutics. Pharmacology RM1-950 |
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vancomycin population pharmacokinetics Pakistan NONMEM dose tailoring Therapeutics. Pharmacology RM1-950 Muhammad Muaaz Munir Huma Rasheed Muhammad Imran Khokhar Rizwan Rasul Khan Hafiz Asad Saeed Mateen Abbas Mohsin Ali Rabiea Bilal Hafiz Awais Nawaz Abdul Muqeet Khan Shaista Qamar Syed Muneeb Anjum Muhammad Usman Dose Tailoring of Vancomycin Through Population Pharmacokinetic Modeling Among Surgical Patients in Pakistan |
description |
Background: Vancomycin is a narrow therapeutic agent, and it is necessary to optimize the dose to achieve safe therapeutic outcomes. The purpose of this study was to identify the significant covariates for vancomycin clearance and to optimize the dose among surgical patients in Pakistan.Methods: Plasma concentration data of 176 samples collected from 58 surgical patients treated with vancomycin were used in this study. A population pharmacokinetic model was developed on NONMEM® using plasma concentration–time data. The effect of all available covariates was evaluated on the pharmacokinetic parameters of vancomycin by stepwise covariate modeling. The final model was evaluated using bootstrap, goodness-of-fit plots, and visual predictive checks.Results: The pharmacokinetics of vancomycin followed a one-compartment model with first-order elimination. The vancomycin clearance (CL) and volume of distribution (Vd) were 2.45 L/h and 22.6 l, respectively. Vancomycin CL was influenced by creatinine clearance (CRCL) and body weight of the patients; however, no covariate was significant for its effect on the volume of distribution. Dose tailoring was performed by simulating dosage regimens at a steady state based on the CRCL of the patients. The tailored doses were 400, 600, 800, and 1,000 mg for patients with a CRCL of 20, 60, 100, and 140 ml/min, respectively.Conclusion: Vancomycin CL is influenced by CRCL and body weight of the patient. This model can be helpful for the dose tailoring of vancomycin based on renal status in Pakistani patients. |
format |
article |
author |
Muhammad Muaaz Munir Huma Rasheed Muhammad Imran Khokhar Rizwan Rasul Khan Hafiz Asad Saeed Mateen Abbas Mohsin Ali Rabiea Bilal Hafiz Awais Nawaz Abdul Muqeet Khan Shaista Qamar Syed Muneeb Anjum Muhammad Usman |
author_facet |
Muhammad Muaaz Munir Huma Rasheed Muhammad Imran Khokhar Rizwan Rasul Khan Hafiz Asad Saeed Mateen Abbas Mohsin Ali Rabiea Bilal Hafiz Awais Nawaz Abdul Muqeet Khan Shaista Qamar Syed Muneeb Anjum Muhammad Usman |
author_sort |
Muhammad Muaaz Munir |
title |
Dose Tailoring of Vancomycin Through Population Pharmacokinetic Modeling Among Surgical Patients in Pakistan |
title_short |
Dose Tailoring of Vancomycin Through Population Pharmacokinetic Modeling Among Surgical Patients in Pakistan |
title_full |
Dose Tailoring of Vancomycin Through Population Pharmacokinetic Modeling Among Surgical Patients in Pakistan |
title_fullStr |
Dose Tailoring of Vancomycin Through Population Pharmacokinetic Modeling Among Surgical Patients in Pakistan |
title_full_unstemmed |
Dose Tailoring of Vancomycin Through Population Pharmacokinetic Modeling Among Surgical Patients in Pakistan |
title_sort |
dose tailoring of vancomycin through population pharmacokinetic modeling among surgical patients in pakistan |
publisher |
Frontiers Media S.A. |
publishDate |
2021 |
url |
https://doaj.org/article/1658c40d6d364ed0938d23558238cad3 |
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