Long-term deprescription in chronic pain and opioid use disorder patients: Pharmacogenetic and sex differences

More than half of patients with opioid use disorder for chronic non-cancer pain (CNCP) reduced their dose through a progressive opioid withdrawal supported by a rotation to buprenorphine and/or tramadol. The aim of this research is to analyse the long-term effectiveness of opioid deprescription taki...

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Main Authors: Muriel Javier, Escorial Mónica, Margarit César, Barrachina Jordi, Carvajal Cristian, Morales Domingo, Peiró Ana M.
Format: Article
Language:English
Published: Sciendo 2023-06-01
Series:Acta Pharmaceutica
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Online Access:https://doi.org/10.2478/acph-2023-0018
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author Muriel Javier
Escorial Mónica
Margarit César
Barrachina Jordi
Carvajal Cristian
Morales Domingo
Peiró Ana M.
author_facet Muriel Javier
Escorial Mónica
Margarit César
Barrachina Jordi
Carvajal Cristian
Morales Domingo
Peiró Ana M.
author_sort Muriel Javier
collection DOAJ
description More than half of patients with opioid use disorder for chronic non-cancer pain (CNCP) reduced their dose through a progressive opioid withdrawal supported by a rotation to buprenorphine and/or tramadol. The aim of this research is to analyse the long-term effectiveness of opioid deprescription taking into account the impact of sex and pharmacogenetics on the inter-individual variability. A cross-sectional study was carried out from October 2019 to June 2020 on CNCP patients who had previously undergone an opioid deprescription (n = 119 patients). Demographic, clinical (pain, relief and adverse events) and therapeutic (analgesic use) outcomes were collected. Effectiveness (< 50 mg per day of morphine equivalent daily dose without any aberrant opioid use behaviour) and safety (number of side-effects) were analysed in relation to sex differences and pharmacogenetic markers impact [OPRM1 genotype (rs1799971) and CYP2D6 phenotypes]. Long-term opioid deprescription was achieved in 49 % of the patients with an increase in pain relief and a reduction of adverse events. CYP2D6 poor metabolizers showed the lowest long-term opioid doses. Here, women showed a higher degree of opioid deprescription, but increased use of tramadol and neuromodulators, as well as an increased number of adverse events. Long-term deprescription was successful in half of the cases. Understanding sex and gender interaction plus a genetic impact could help to design more individualized strategies for opioid deprescription.
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institution Kabale University
issn 1846-9558
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publishDate 2023-06-01
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spelling doaj-art-ed5d0f056c014a5b95621f8fb4acd9cf2025-02-03T08:17:11ZengSciendoActa Pharmaceutica1846-95582023-06-0173222724110.2478/acph-2023-0018Long-term deprescription in chronic pain and opioid use disorder patients: Pharmacogenetic and sex differencesMuriel Javier0Escorial Mónica1Margarit César2Barrachina Jordi3Carvajal Cristian4Morales Domingo5Peiró Ana M.61Neuropharmacology applied to Pain (NED) Alicante Institute for Health and Biomedical Research (ISABIAL), c/Pintor Baeza, 12 03010, Alicante, Spain1Neuropharmacology applied to Pain (NED) Alicante Institute for Health and Biomedical Research (ISABIAL), c/Pintor Baeza, 12 03010, Alicante, Spain1Neuropharmacology applied to Pain (NED) Alicante Institute for Health and Biomedical Research (ISABIAL), c/Pintor Baeza, 12 03010, Alicante, Spain1Neuropharmacology applied to Pain (NED) Alicante Institute for Health and Biomedical Research (ISABIAL), c/Pintor Baeza, 12 03010, Alicante, Spain2Institute of Bioengineering, Miguel Hernández University, Avda. de la Universidad s/n, 03202, Elche, Spain4Operations Research Centre, Miguel Hernández University, Avda. de la Universidad s/n, 03202, Elche, Spain1Neuropharmacology applied to Pain (NED) Alicante Institute for Health and Biomedical Research (ISABIAL), c/Pintor Baeza, 12 03010, Alicante, SpainMore than half of patients with opioid use disorder for chronic non-cancer pain (CNCP) reduced their dose through a progressive opioid withdrawal supported by a rotation to buprenorphine and/or tramadol. The aim of this research is to analyse the long-term effectiveness of opioid deprescription taking into account the impact of sex and pharmacogenetics on the inter-individual variability. A cross-sectional study was carried out from October 2019 to June 2020 on CNCP patients who had previously undergone an opioid deprescription (n = 119 patients). Demographic, clinical (pain, relief and adverse events) and therapeutic (analgesic use) outcomes were collected. Effectiveness (< 50 mg per day of morphine equivalent daily dose without any aberrant opioid use behaviour) and safety (number of side-effects) were analysed in relation to sex differences and pharmacogenetic markers impact [OPRM1 genotype (rs1799971) and CYP2D6 phenotypes]. Long-term opioid deprescription was achieved in 49 % of the patients with an increase in pain relief and a reduction of adverse events. CYP2D6 poor metabolizers showed the lowest long-term opioid doses. Here, women showed a higher degree of opioid deprescription, but increased use of tramadol and neuromodulators, as well as an increased number of adverse events. Long-term deprescription was successful in half of the cases. Understanding sex and gender interaction plus a genetic impact could help to design more individualized strategies for opioid deprescription.https://doi.org/10.2478/acph-2023-0018chronic paindrug deprescriptionopioid use disorderlong-term monitoringpharmacogeneticssex differences
spellingShingle Muriel Javier
Escorial Mónica
Margarit César
Barrachina Jordi
Carvajal Cristian
Morales Domingo
Peiró Ana M.
Long-term deprescription in chronic pain and opioid use disorder patients: Pharmacogenetic and sex differences
Acta Pharmaceutica
chronic pain
drug deprescription
opioid use disorder
long-term monitoring
pharmacogenetics
sex differences
title Long-term deprescription in chronic pain and opioid use disorder patients: Pharmacogenetic and sex differences
title_full Long-term deprescription in chronic pain and opioid use disorder patients: Pharmacogenetic and sex differences
title_fullStr Long-term deprescription in chronic pain and opioid use disorder patients: Pharmacogenetic and sex differences
title_full_unstemmed Long-term deprescription in chronic pain and opioid use disorder patients: Pharmacogenetic and sex differences
title_short Long-term deprescription in chronic pain and opioid use disorder patients: Pharmacogenetic and sex differences
title_sort long term deprescription in chronic pain and opioid use disorder patients pharmacogenetic and sex differences
topic chronic pain
drug deprescription
opioid use disorder
long-term monitoring
pharmacogenetics
sex differences
url https://doi.org/10.2478/acph-2023-0018
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