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A Compilation of Serum Concentrations of 12 Antipsychotic Drugs in a Therapeutic Drug Monitoring Setting

Jönsson, Anna K. ; Spigset, Olav and Reis, Margareta LU (2019) In Therapeutic Drug Monitoring 41(3). p.348-356
Abstract

BACKGROUND: No comprehensive collection of routine therapeutic drug monitoring data for antipsychotic drugs has been published. METHODS: In this compilation, data on 12 antipsychotics are presented. The drugs included are amisulpride (n = 506), aripiprazole (n = 1610), clozapine (n = 1189), flupentixol (n = 215), haloperidol (n = 390), olanzapine (n = 10,268), perphenazine (n = 1065), quetiapine (n = 5853), risperidone (n = 3255), sertindole (n = 111), ziprasidone (n = 1235), and zuclopenthixol (n = 691). Because only one sample per patient is included, the number of patients equals the number of samples. For each drug, median serum concentrations as well as that of the 10th and 90th percentiles are given for a range of daily doses.... (More)

BACKGROUND: No comprehensive collection of routine therapeutic drug monitoring data for antipsychotic drugs has been published. METHODS: In this compilation, data on 12 antipsychotics are presented. The drugs included are amisulpride (n = 506), aripiprazole (n = 1610), clozapine (n = 1189), flupentixol (n = 215), haloperidol (n = 390), olanzapine (n = 10,268), perphenazine (n = 1065), quetiapine (n = 5853), risperidone (n = 3255), sertindole (n = 111), ziprasidone (n = 1235), and zuclopenthixol (n = 691). Because only one sample per patient is included, the number of patients equals the number of samples. For each drug, median serum concentrations as well as that of the 10th and 90th percentiles are given for a range of daily doses. Comparisons are made between males and females, between patients younger than 65 years and 65 years and older, and between those treated with a low and a high dose of each drug. The concentration-to-dose (C/D) ratio is the primary variable used in these comparisons. Coefficients of variation (CVs) for the serum concentrations of each drug within and between subjects are presented. RESULTS: In general, the C/D ratios were higher in females than in males, higher in those 65 years and older than in younger subjects, and lower in those treated with higher doses than in those treated with lower doses. CVs between individuals were larger than within subjects, and the CVs were highest for the drugs with short elimination half-lives. CONCLUSIONS: For each antipsychotic drug, the results presented can serve as a reference tool for pharmacokinetic interpretation of the individual patient's serum drug level. The compiled serum concentrations and the C/D ratios can support the physician's decision when individualizing dosing and determining treatment strategies for a specific patient.

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author
; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Therapeutic Drug Monitoring
volume
41
issue
3
pages
9 pages
publisher
Lippincott Williams & Wilkins
external identifiers
  • scopus:85066160251
  • pmid:31025986
ISSN
0163-4356
DOI
10.1097/FTD.0000000000000585
language
English
LU publication?
yes
id
fc5d6c5f-d35d-4bdd-8f0d-b54062ca8b97
date added to LUP
2019-06-11 13:04:07
date last changed
2024-05-28 14:22:12
@article{fc5d6c5f-d35d-4bdd-8f0d-b54062ca8b97,
  abstract     = {{<p>BACKGROUND: No comprehensive collection of routine therapeutic drug monitoring data for antipsychotic drugs has been published. METHODS: In this compilation, data on 12 antipsychotics are presented. The drugs included are amisulpride (n = 506), aripiprazole (n = 1610), clozapine (n = 1189), flupentixol (n = 215), haloperidol (n = 390), olanzapine (n = 10,268), perphenazine (n = 1065), quetiapine (n = 5853), risperidone (n = 3255), sertindole (n = 111), ziprasidone (n = 1235), and zuclopenthixol (n = 691). Because only one sample per patient is included, the number of patients equals the number of samples. For each drug, median serum concentrations as well as that of the 10th and 90th percentiles are given for a range of daily doses. Comparisons are made between males and females, between patients younger than 65 years and 65 years and older, and between those treated with a low and a high dose of each drug. The concentration-to-dose (C/D) ratio is the primary variable used in these comparisons. Coefficients of variation (CVs) for the serum concentrations of each drug within and between subjects are presented. RESULTS: In general, the C/D ratios were higher in females than in males, higher in those 65 years and older than in younger subjects, and lower in those treated with higher doses than in those treated with lower doses. CVs between individuals were larger than within subjects, and the CVs were highest for the drugs with short elimination half-lives. CONCLUSIONS: For each antipsychotic drug, the results presented can serve as a reference tool for pharmacokinetic interpretation of the individual patient's serum drug level. The compiled serum concentrations and the C/D ratios can support the physician's decision when individualizing dosing and determining treatment strategies for a specific patient.</p>}},
  author       = {{Jönsson, Anna K. and Spigset, Olav and Reis, Margareta}},
  issn         = {{0163-4356}},
  language     = {{eng}},
  number       = {{3}},
  pages        = {{348--356}},
  publisher    = {{Lippincott Williams & Wilkins}},
  series       = {{Therapeutic Drug Monitoring}},
  title        = {{A Compilation of Serum Concentrations of 12 Antipsychotic Drugs in a Therapeutic Drug Monitoring Setting}},
  url          = {{http://dx.doi.org/10.1097/FTD.0000000000000585}},
  doi          = {{10.1097/FTD.0000000000000585}},
  volume       = {{41}},
  year         = {{2019}},
}