Assessment of oral overlap with antipsychotic long-acting injectables initiated in an inpatient setting

Introduction Long-acting injectable (LAI) antipsychotics are a promising solution to combating issues related to nonadherence to oral antipsychotics. Oral overlap is utilized when an LAI is initiated to achieve therapeutic concentrations. The place in therapy in which additional overlap is warranted...

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Main Authors: Tran Jennifer T. PharmD, Binger Katie J. PharmD, BCPP, Miles Talia M. PharmD, BCPS, BCPP
Format: Article
Language:English
Published: American Association of Psychiatric Pharmacists 2023-06-01
Series:Mental Health Clinician
Subjects:
Online Access:https://theijpt.org/doi/pdf/10.9740/mhc.2023.06.147
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author Tran Jennifer T. PharmD
Binger Katie J. PharmD, BCPP
Miles Talia M. PharmD, BCPS, BCPP
author_facet Tran Jennifer T. PharmD
Binger Katie J. PharmD, BCPP
Miles Talia M. PharmD, BCPS, BCPP
author_sort Tran Jennifer T. PharmD
collection DOAJ
description Introduction Long-acting injectable (LAI) antipsychotics are a promising solution to combating issues related to nonadherence to oral antipsychotics. Oral overlap is utilized when an LAI is initiated to achieve therapeutic concentrations. The place in therapy in which additional overlap is warranted is often mistaken, and providers may prescribe additional overlap based on the presentation of the patient or misunderstanding of appropriate overlap. Methods This retrospective chart review assesses patients who were initiated on an LAI while admitted to the acute inpatient psychiatric unit from January 1, 2016, to December 31, 2019. The primary outcome assesses the appropriateness of oral overlap with LAIs. Secondary outcomes include adherence to oral overlap, discontinuation of an LAI within 4 months, and reason for discontinuation of LAI. Results A total of 62 patients were included: 40 (65%) had appropriate overlap, and 22 (35%) had inappropriate overlap. The most common LAI was paliperidone (n = 50, 81%). Patients were adherent to oral overlap in 67% (n = 6) of the appropriate overlap group and 85% (n = 17) of the inappropriate overlap group. Discontinuation of an LAI in 4 months occurred in 62.5% (n = 25) of the appropriate group and 40.9% (n = 9) of the inappropriate group. There were no significant differences in secondary outcomes when comparing adherence to oral overlap (p = .26), discontinuation of LAI within 4 months (p = .62), and reason for discontinuation (p = .69). Discussion This study identified that a majority of patients had appropriate prescribing of oral antipsychotic overlap.
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spelling doaj.art-4ea0db63b6bc4cf193b4e396d887104e2023-12-21T12:17:09ZengAmerican Association of Psychiatric PharmacistsMental Health Clinician2168-97092023-06-0113314715110.9740/mhc.2023.06.147i2168-9709-13-3-147Assessment of oral overlap with antipsychotic long-acting injectables initiated in an inpatient settingTran Jennifer T. PharmD0https://orcid.org/0000-0001-7421-7219Binger Katie J. PharmD, BCPP1https://orcid.org/0000-0002-2031-5646Miles Talia M. PharmD, BCPS, BCPP2https://orcid.org/0000-0003-0022-05911 PGY2 Psychiatric Pharmacy Resident, Richard L. Roudebush Veterans Affairs Medical Center, Indianapolis, Indiana2 Clinical Pharmacy Specialist – Mental Health, Richard L. Roudebush Veterans Affairs Medical Center, Indianapolis, Indiana3 Clinical Pharmacy Specialist – Mental Health, Richard L. Roudebush Veterans Affairs Medical Center, Indianapolis, IndianaIntroduction Long-acting injectable (LAI) antipsychotics are a promising solution to combating issues related to nonadherence to oral antipsychotics. Oral overlap is utilized when an LAI is initiated to achieve therapeutic concentrations. The place in therapy in which additional overlap is warranted is often mistaken, and providers may prescribe additional overlap based on the presentation of the patient or misunderstanding of appropriate overlap. Methods This retrospective chart review assesses patients who were initiated on an LAI while admitted to the acute inpatient psychiatric unit from January 1, 2016, to December 31, 2019. The primary outcome assesses the appropriateness of oral overlap with LAIs. Secondary outcomes include adherence to oral overlap, discontinuation of an LAI within 4 months, and reason for discontinuation of LAI. Results A total of 62 patients were included: 40 (65%) had appropriate overlap, and 22 (35%) had inappropriate overlap. The most common LAI was paliperidone (n = 50, 81%). Patients were adherent to oral overlap in 67% (n = 6) of the appropriate overlap group and 85% (n = 17) of the inappropriate overlap group. Discontinuation of an LAI in 4 months occurred in 62.5% (n = 25) of the appropriate group and 40.9% (n = 9) of the inappropriate group. There were no significant differences in secondary outcomes when comparing adherence to oral overlap (p = .26), discontinuation of LAI within 4 months (p = .62), and reason for discontinuation (p = .69). Discussion This study identified that a majority of patients had appropriate prescribing of oral antipsychotic overlap.https://theijpt.org/doi/pdf/10.9740/mhc.2023.06.147veteranstransitions of carelong-acting injectableoral overlap
spellingShingle Tran Jennifer T. PharmD
Binger Katie J. PharmD, BCPP
Miles Talia M. PharmD, BCPS, BCPP
Assessment of oral overlap with antipsychotic long-acting injectables initiated in an inpatient setting
Mental Health Clinician
veterans
transitions of care
long-acting injectable
oral overlap
title Assessment of oral overlap with antipsychotic long-acting injectables initiated in an inpatient setting
title_full Assessment of oral overlap with antipsychotic long-acting injectables initiated in an inpatient setting
title_fullStr Assessment of oral overlap with antipsychotic long-acting injectables initiated in an inpatient setting
title_full_unstemmed Assessment of oral overlap with antipsychotic long-acting injectables initiated in an inpatient setting
title_short Assessment of oral overlap with antipsychotic long-acting injectables initiated in an inpatient setting
title_sort assessment of oral overlap with antipsychotic long acting injectables initiated in an inpatient setting
topic veterans
transitions of care
long-acting injectable
oral overlap
url https://theijpt.org/doi/pdf/10.9740/mhc.2023.06.147
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