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Bandín-Vilar E, Toja-Camba FJ, Vidal-Millares M, Durán-Maseda MJ, Pou-Álvarez M, Castro-Balado A, Maroñas O, Gil-Rodríguez A, Carracedo Á, Zarra-Ferro I, Soy D, Fernández-Ferreiro A, Mangas-Sanjuan V, Mondelo-García C. Towards precision medicine of long-acting aripiprazole through population pharmacokinetic modelling. Psychiatry Res 2024; 333:115721. [PMID: 38245977 DOI: 10.1016/j.psychres.2024.115721] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/11/2023] [Revised: 12/02/2023] [Accepted: 01/03/2024] [Indexed: 01/23/2024]
Abstract
Population pharmacokinetic (popPK) models constitute a valuable tool for characterizing the pharmacokinetic properties of once-monthly long-acting injectable aripiprazole (LAI aripiprazole) and quantifying the sources of variability in drug exposure. Our aim is to develop a popPK model of both aripiprazole and its metabolite dehydro-aripiprazole in patients treated with LAI aripiprazole, and to personalize the dosing regimen of aripiprazole across different sub-groups of patients. This is a prospective study investigating the pharmacokinetics of LAI aripiprazole. A total of 93 patients were included, 21 for model development and 71 for external model evaluation. A one-compartment model with linear absorption and elimination adequately described both aripiprazole and dehydro-aripiprazole concentrations. The weight of the patients has been shown to be the factor that most influences the absorption. However, the metabolizing phenotype for CYP2D6 and the concomitant treatment with strong inhibitors of this cytochrome have been shown to be the covariates that most influence total drug exposure. This is the first popPK model developed for LAI aripiprazole that includes aripiprazole and its main active metabolite, dehydroaripiprazole. It provides a personalized dosage recommendation that maximizes the probability of achieving optimal therapeutic concentrations and minimizes the difficulties associated with trial-and-error therapeutic strategies carried out in clinical practice.
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Affiliation(s)
- Enrique Bandín-Vilar
- Pharmacy Department, University Clinical Hospital Santiago de Compostela (CHUS), Spain; Clinical Pharmacology Group, Health Research Institute of Santiago de Compostela (IDIS), Spain; Pharmacology, Pharmacy and Pharmaceutical Technology Department, Faculty of Pharmacy, University of Santiago de Compostela (USC), Spain
| | - Francisco José Toja-Camba
- Pharmacy Department, University Clinical Hospital Santiago de Compostela (CHUS), Spain; Clinical Pharmacology Group, Health Research Institute of Santiago de Compostela (IDIS), Spain; Pharmacology, Pharmacy and Pharmaceutical Technology Department, Faculty of Pharmacy, University of Santiago de Compostela (USC), Spain
| | - María Vidal-Millares
- Psychiatry Department, University Clinical Hospital of Santiago de Compostela, Spain
| | | | - Marta Pou-Álvarez
- Psychiatry Department, University Clinical Hospital of Santiago de Compostela, Spain
| | - Ana Castro-Balado
- Pharmacy Department, University Clinical Hospital Santiago de Compostela (CHUS), Spain; Clinical Pharmacology Group, Health Research Institute of Santiago de Compostela (IDIS), Spain; Pharmacology, Pharmacy and Pharmaceutical Technology Department, Faculty of Pharmacy, University of Santiago de Compostela (USC), Spain
| | - Olalla Maroñas
- Genomic Medicine Group CIMUS, University of Santiago de Compostela, Santiago de Compostela 15782, Spain; Galician Foundation of Genomic Medicine, Foundation of Health Research Institute of Santiago de Compostela (FIDIS), SERGAS, Santiago de Compostela, Spain; Centre for Biomedical Network Research on Rare Diseases (CIBERER), Carlos III Health Institute, Madrid, Spain; Pharmacogenomics and drug discovery, Health Research Institute of Santiago de Compostela (IDIS), Spain
| | - Almudena Gil-Rodríguez
- Genomic Medicine Group CIMUS, University of Santiago de Compostela, Santiago de Compostela 15782, Spain; Pharmacogenomics and drug discovery, Health Research Institute of Santiago de Compostela (IDIS), Spain
| | - Ángel Carracedo
- Galician Foundation of Genomic Medicine, Foundation of Health Research Institute of Santiago de Compostela (FIDIS), SERGAS, Santiago de Compostela, Spain; Centre for Biomedical Network Research on Rare Diseases (CIBERER), Carlos III Health Institute, Madrid, Spain; Pharmacogenomics and drug discovery, Health Research Institute of Santiago de Compostela (IDIS), Spain; Genetics group, Health Research Institute of Santiago de Compostela (IDIS), Spain
| | - Irene Zarra-Ferro
- Pharmacy Department, University Clinical Hospital Santiago de Compostela (CHUS), Spain; Clinical Pharmacology Group, Health Research Institute of Santiago de Compostela (IDIS), Spain
| | - Dolors Soy
- Pharmacy Department Division of Medicines, Hospital Clinic of Barcelona, University of Barcelona, Barcelona, Spain; Department of Pharmacology, Toxicology and Chemical Therapeutics, School of Pharmacy, University of Barcelona, Barcelona, Spain
| | - Anxo Fernández-Ferreiro
- Pharmacy Department, University Clinical Hospital Santiago de Compostela (CHUS), Spain; Clinical Pharmacology Group, Health Research Institute of Santiago de Compostela (IDIS), Spain.
| | - Víctor Mangas-Sanjuan
- Department of Pharmacy and Pharmaceutical Technology and Parasitology, University of Valencia, Valencia, Spain; Interuniversity Research Institute for Molecular Recognition and Technological Development, Polytechnic University of Valencia - University of Valencia, Valencia, Spain.
| | - Cristina Mondelo-García
- Pharmacy Department, University Clinical Hospital Santiago de Compostela (CHUS), Spain; Clinical Pharmacology Group, Health Research Institute of Santiago de Compostela (IDIS), Spain.
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