Changes in the pharmacokinetics of lurasidone in a pregnant woman with schizophrenia

Abstract Background The population of pregnant women with schizophrenia is increasing. Managing schizophrenia during pregnancy poses unique challenges due to the potential effects of second‐generation antipsychotics on maternal mental health and fetal development and changes in drug pharmacokinetics...

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Main Authors: Mihoko Kawai, Ryosuke Aratake, Tadashi Ogawa
Format: Article
Language:English
Published: Wiley 2024-12-01
Series:PCN Reports
Subjects:
Online Access:https://doi.org/10.1002/pcn5.70043
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author Mihoko Kawai
Ryosuke Aratake
Tadashi Ogawa
author_facet Mihoko Kawai
Ryosuke Aratake
Tadashi Ogawa
author_sort Mihoko Kawai
collection DOAJ
description Abstract Background The population of pregnant women with schizophrenia is increasing. Managing schizophrenia during pregnancy poses unique challenges due to the potential effects of second‐generation antipsychotics on maternal mental health and fetal development and changes in drug pharmacokinetics. Evidence on how physiological changes during pregnancy affect the levels of second‐generation antipsychotics, particularly lurasidone, is limited. There are no data on effectively managing medications and decreasing side‐effects during pregnancy. Case Presentation We presented the case of a 34‐year‐old pregnant woman with schizophrenia who had a stable condition with lurasidone therapy before conception. However, she exhibited worsening psychiatric symptoms during the third trimester of pregnancy. Serial measurements of serum lurasidone levels were performed during late pregnancy. Despite maintaining the same dosage, her serum lurasidone levels significantly decreased during the third trimester (maximum decrease of ~65% compared with baseline) and rapidly increased during the postpartum period, coinciding with an improvement in psychiatric symptoms. Conclusion Decreased serum lurasidone levels during pregnancy may increase the risk of symptom worsening in patients with schizophrenia. Hence, clinicians should be knowledgeable about the risk of decreased drug levels and the need for therapeutic monitoring and dosage adjustments during pregnancy to maintain treatment efficacy and maternal and fetal health.
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spelling doaj-art-199d2c195d1c4c1c92460a26d8cc871e2025-01-03T11:15:26ZengWileyPCN Reports2769-25582024-12-0134n/an/a10.1002/pcn5.70043Changes in the pharmacokinetics of lurasidone in a pregnant woman with schizophreniaMihoko Kawai0Ryosuke Aratake1Tadashi Ogawa2Department of Neuropsychiatry Aichi Medical University Nagakute Aichi JapanDepartment of Neuropsychiatry Aichi Medical University Nagakute Aichi JapanDepartment of Legal Medicine Aichi Medical University School of Medicine Nagakute Aichi JapanAbstract Background The population of pregnant women with schizophrenia is increasing. Managing schizophrenia during pregnancy poses unique challenges due to the potential effects of second‐generation antipsychotics on maternal mental health and fetal development and changes in drug pharmacokinetics. Evidence on how physiological changes during pregnancy affect the levels of second‐generation antipsychotics, particularly lurasidone, is limited. There are no data on effectively managing medications and decreasing side‐effects during pregnancy. Case Presentation We presented the case of a 34‐year‐old pregnant woman with schizophrenia who had a stable condition with lurasidone therapy before conception. However, she exhibited worsening psychiatric symptoms during the third trimester of pregnancy. Serial measurements of serum lurasidone levels were performed during late pregnancy. Despite maintaining the same dosage, her serum lurasidone levels significantly decreased during the third trimester (maximum decrease of ~65% compared with baseline) and rapidly increased during the postpartum period, coinciding with an improvement in psychiatric symptoms. Conclusion Decreased serum lurasidone levels during pregnancy may increase the risk of symptom worsening in patients with schizophrenia. Hence, clinicians should be knowledgeable about the risk of decreased drug levels and the need for therapeutic monitoring and dosage adjustments during pregnancy to maintain treatment efficacy and maternal and fetal health.https://doi.org/10.1002/pcn5.70043antipsychotic therapylurasidonepregnancyschizophreniaserum levels
spellingShingle Mihoko Kawai
Ryosuke Aratake
Tadashi Ogawa
Changes in the pharmacokinetics of lurasidone in a pregnant woman with schizophrenia
PCN Reports
antipsychotic therapy
lurasidone
pregnancy
schizophrenia
serum levels
title Changes in the pharmacokinetics of lurasidone in a pregnant woman with schizophrenia
title_full Changes in the pharmacokinetics of lurasidone in a pregnant woman with schizophrenia
title_fullStr Changes in the pharmacokinetics of lurasidone in a pregnant woman with schizophrenia
title_full_unstemmed Changes in the pharmacokinetics of lurasidone in a pregnant woman with schizophrenia
title_short Changes in the pharmacokinetics of lurasidone in a pregnant woman with schizophrenia
title_sort changes in the pharmacokinetics of lurasidone in a pregnant woman with schizophrenia
topic antipsychotic therapy
lurasidone
pregnancy
schizophrenia
serum levels
url https://doi.org/10.1002/pcn5.70043
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AT ryosukearatake changesinthepharmacokineticsoflurasidoneinapregnantwomanwithschizophrenia
AT tadashiogawa changesinthepharmacokineticsoflurasidoneinapregnantwomanwithschizophrenia