Antithyroid drug-induced leukopenia and G-CSF administration: a long-term cohort study

Abstract Although antithyroid drug (ATD)-induced agranulocytosis is a significant concern, its risks associated with long-term use and re-administration are not fully elucidated. Therefore, we performed this study to determine the incidence of ATD-induced leukopenia and G-CSF administration using ad...

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Main Authors: Fumika Kamitani, Yuichi Nishioka, Miyuki Koizumi, Hiroki Nakajima, Yukako Kurematsu, Sadanori Okada, Shinichiro Kubo, Tomoya Myojin, Tatsuya Noda, Tomoaki Imamura, Yutaka Takahashi
Format: Article
Language:English
Published: Nature Portfolio 2023-11-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-46307-5
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author Fumika Kamitani
Yuichi Nishioka
Miyuki Koizumi
Hiroki Nakajima
Yukako Kurematsu
Sadanori Okada
Shinichiro Kubo
Tomoya Myojin
Tatsuya Noda
Tomoaki Imamura
Yutaka Takahashi
author_facet Fumika Kamitani
Yuichi Nishioka
Miyuki Koizumi
Hiroki Nakajima
Yukako Kurematsu
Sadanori Okada
Shinichiro Kubo
Tomoya Myojin
Tatsuya Noda
Tomoaki Imamura
Yutaka Takahashi
author_sort Fumika Kamitani
collection DOAJ
description Abstract Although antithyroid drug (ATD)-induced agranulocytosis is a significant concern, its risks associated with long-term use and re-administration are not fully elucidated. Therefore, we performed this study to determine the incidence of ATD-induced leukopenia and G-CSF administration using administrative claims database. Retrospective cohort study. This study was performed using the DeSC Japanese administrative claims database. A total of 12,491 patients with newly diagnosed Graves’ disease (GD) who received methimazole or propylthiouracil between April 2014, and February 2021 among 3.44 million patients in the database were included in the study. We measured the six-year incidence of leukopenia and granulocyte colony-stimulating factor (G-CSF) administration. The incidence of leukopenia and G-CSF administration was 1.34% (168 patients) and 0.30% (38 patients), respectively. Leukopenia had a dose-dependent and biphasic incidence. The incidence of leukopenia and G-CSF administration was 37.2 (0.7%) and 8.0 (0.2%) per 1000 person-years during the first 72 days of ATD initiation, whereas it was 3.1 and 0.7 per 1000 person-years during the subsequent 6 years, respectively. The incidence of both outcomes was comparable between first administration and re-administration of ATD. The incidence of ATD-induced leukopenia and G-CSF administration was high in the first 72 days, with a reduced risk for at least 6 years thereafter. The incidence was similar between first administration and re-administration. ATD, a standard therapy, is often administered for a long period; therefore, our findings can guide the treatment of GD.
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spelling doaj.art-8fac8aa5abd54cf485a1f945e30fc1ee2023-11-12T12:15:02ZengNature PortfolioScientific Reports2045-23222023-11-0113111010.1038/s41598-023-46307-5Antithyroid drug-induced leukopenia and G-CSF administration: a long-term cohort studyFumika Kamitani0Yuichi Nishioka1Miyuki Koizumi2Hiroki Nakajima3Yukako Kurematsu4Sadanori Okada5Shinichiro Kubo6Tomoya Myojin7Tatsuya Noda8Tomoaki Imamura9Yutaka Takahashi10Department of Diabetes and Endocrinology, Nara Medical UniversityDepartment of Public Health, Health Management and Policy, Nara Medical UniversityDepartment of Diabetes and Endocrinology, Nara Medical UniversityDepartment of Diabetes and Endocrinology, Nara Medical UniversityDepartment of Diabetes and Endocrinology, Nara Medical UniversityDepartment of Diabetes and Endocrinology, Nara Medical UniversityDepartment of Public Health, Health Management and Policy, Nara Medical UniversityDepartment of Public Health, Health Management and Policy, Nara Medical UniversityDepartment of Public Health, Health Management and Policy, Nara Medical UniversityDepartment of Public Health, Health Management and Policy, Nara Medical UniversityDepartment of Diabetes and Endocrinology, Nara Medical UniversityAbstract Although antithyroid drug (ATD)-induced agranulocytosis is a significant concern, its risks associated with long-term use and re-administration are not fully elucidated. Therefore, we performed this study to determine the incidence of ATD-induced leukopenia and G-CSF administration using administrative claims database. Retrospective cohort study. This study was performed using the DeSC Japanese administrative claims database. A total of 12,491 patients with newly diagnosed Graves’ disease (GD) who received methimazole or propylthiouracil between April 2014, and February 2021 among 3.44 million patients in the database were included in the study. We measured the six-year incidence of leukopenia and granulocyte colony-stimulating factor (G-CSF) administration. The incidence of leukopenia and G-CSF administration was 1.34% (168 patients) and 0.30% (38 patients), respectively. Leukopenia had a dose-dependent and biphasic incidence. The incidence of leukopenia and G-CSF administration was 37.2 (0.7%) and 8.0 (0.2%) per 1000 person-years during the first 72 days of ATD initiation, whereas it was 3.1 and 0.7 per 1000 person-years during the subsequent 6 years, respectively. The incidence of both outcomes was comparable between first administration and re-administration of ATD. The incidence of ATD-induced leukopenia and G-CSF administration was high in the first 72 days, with a reduced risk for at least 6 years thereafter. The incidence was similar between first administration and re-administration. ATD, a standard therapy, is often administered for a long period; therefore, our findings can guide the treatment of GD.https://doi.org/10.1038/s41598-023-46307-5
spellingShingle Fumika Kamitani
Yuichi Nishioka
Miyuki Koizumi
Hiroki Nakajima
Yukako Kurematsu
Sadanori Okada
Shinichiro Kubo
Tomoya Myojin
Tatsuya Noda
Tomoaki Imamura
Yutaka Takahashi
Antithyroid drug-induced leukopenia and G-CSF administration: a long-term cohort study
Scientific Reports
title Antithyroid drug-induced leukopenia and G-CSF administration: a long-term cohort study
title_full Antithyroid drug-induced leukopenia and G-CSF administration: a long-term cohort study
title_fullStr Antithyroid drug-induced leukopenia and G-CSF administration: a long-term cohort study
title_full_unstemmed Antithyroid drug-induced leukopenia and G-CSF administration: a long-term cohort study
title_short Antithyroid drug-induced leukopenia and G-CSF administration: a long-term cohort study
title_sort antithyroid drug induced leukopenia and g csf administration a long term cohort study
url https://doi.org/10.1038/s41598-023-46307-5
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