Associations Between Opioid Agonist Treatment and Withdrawal Symptoms: Exploratory Analyses from the OPTIMA Study

被引:1
作者
Bakouni, Hamzah [1 ,2 ]
Elkrief, Laurent [1 ,2 ]
Bijou-Coulon, Sabrina [1 ,2 ]
Socias, Maria Eugenia [3 ,4 ]
Le Foll, Bernard [5 ,6 ,7 ,8 ,9 ,10 ]
Lim, Ron [11 ]
Jutras-Aswad, Didier [1 ,2 ,12 ]
机构
[1] Ctr Hosp Univ Montreal CRCHUM, Res Ctr, Montreal, PQ, Canada
[2] Univ Montreal, Dept Psychiat & Addictol, Montreal, PQ, Canada
[3] British Columbia Ctr Subst Use, Vancouver, BC, Canada
[4] Univ British Columbia, St Pauls Hosp, Dept Med, Vancouver, BC, Canada
[5] Univ Toronto, Dept Pharmacol & Toxicol, Fac Med, Med Sci Bldg, Toronto, ON, Canada
[6] Univ Toronto, Fac Med, Dept Family & Community Med, Toronto, ON, Canada
[7] Univ Toronto, Dept Psychiat, Toronto, ON, Canada
[8] Univ Toronto, Dalla Lana Sch Publ Hlth, Toronto, ON, Canada
[9] Ctr Addict & Mental Hlth CAMH, Translat Addict Res Lab, Campbell Family Mental Hlth Res Inst, Toronto, ON, Canada
[10] Waypoint Res Inst, Waypoint Ctr Mental Hlth Care, Penetanguishene, ON, Canada
[11] Univ Calgary, Cumming Sch Med, Dept Family Med & Psychiat, Calgary, AB, Canada
[12] CHUM Res Ctr, 900 St Denis,Viger Tower,Room R05-746, Montreal, PQ H2X 1P1, Canada
基金
加拿大健康研究院;
关键词
opioids; withdrawal; buprenorphine; methadone; opioides; traitement; DEPENDENCE;
D O I
10.1097/CXA.0000000000000197
中图分类号
R194 [卫生标准、卫生检查、医药管理];
学科分类号
摘要
Objectives:Evidence is scarce on the comparative effectiveness of buprenorphine/naloxone (BUP/NX) and methadone for withdrawal symptoms during the first weeks of treatment in prescription-type opioid use disorder (POUD), in the context of highly potent opioid use. We aim to verify if methadone and BUP/NX may predict withdrawal symptoms during the first 6 weeks of treatment and to explore associations based on fentanyl exposure.Methods:The study uses data from OPTIMA, an open-label, 24-week, 2-arm, parallel (methadone, n=133; BUP/NX, n=138), multicenter, pan-Canadian, randomized controlled trial. Participants were aged 18 to 64 years with DSM-5 prescription-type opioid use disorder. Dependent variables included opioid withdrawal symptoms measured with the Clinical Opiate Withdrawal Scale (COWS) at weeks 2, 4, and 6 after treatment initiation. Adjusted linear mixed models were used to study COWS as a function of assigned treatment. Analyses stratified by baseline fentanyl-positive urine drug screen (UDS) status were reported.Results:COWS scores decreased from 3.13 at week 2 to 2.56 at week 6. Methadone was associated with lower COWS scores compared to BUP/NX (a beta: -1.02; 95% CI: -1.93; -0.12). In stratified analysis, methadone was associated with lower COWS scores compared to BUP/NX in participants with baseline fentanyl-positive UDS (a beta: -2.26; 95% CI: -3.82; -0.67), but not with baseline fentanyl-negative UDS (a beta: 0.03; 95% CI: -0.94; 0.99).Conclusions:Our study showed that methadone is associated with slightly decreased withdrawal symptoms early during treatment compared to BUP/NX only in those exposed to fentanyl. Future studies should verify whether withdrawal symptoms during opioid agonist therapy induction may impact other key outcomes such as opioid use and treatment retention. Objectifs:Les donnees probantes sont rares sur l'efficacite comparative de la buprenorphine/naloxone (BUP/NX) et de la methadone pour les symptomes de sevrage au cours des premieres semaines de traitement des troubles lies a l'usage d'opioides de type sur prescription (TUOP), dans le contexte d'une consommation d'opioides tres puissants. Nous visons ici a verifier si la methadone et la BUP/NX peuvent predire les symptomes de sevrage au cours des 6 premieres semaines de traitement et a explorer ces associations basees sur l'exposition au fentanyl.Methodes:L'etude utilise les donnees d'OPTIMA, une etude parallele ouverte, controlee, randomisee et multicentrique pancanadienne de 24 semaines a deux bras (methadone n=133; BUP/NX n=138). Les participants etaient ages de 18 a 64 ans et avaient un diagnostic de TUOP selon le DSM-5. Les variables dependantes comprenaient les symptomes de sevrage aux opioides mesures avec l'echelle clinique de sevrage des opiaces (COWS) aux semaines 2, 4 et 6 apres le debut du traitement. Des modeles mixtes lineaires ajustes ont ete utilises pour etudier les scores de COWS en fonction du traitement assigne. Des analyses stratifiees selon les resultats du depistage urinaire pour le fentanyl en debut d'etude ont ete menees.Resultats:Les scores COWS ont diminue de 3,13 a la semaine 2 a 2,56 a la semaine 6. La methadone etait associee a des scores COWS inferieurs a ceux de BUP/NX (a beta: -1,02; IC a 95%: -1,93; -0,12). En analyse stratifiee, la methadone etait associee a des scores COWS inferieurs a ceux du BUP/NX chez les participants avec un depistage urinaire positif au fentanyl (a beta: -2,26; IC a 95%: -3,82; -0,67), mais pas parmi ceux avec un depistage negatif (a beta: 0,03; IC a 95%: -0,94; 0,99).Conclusion:Notre etude a montre que la methadone est associee a une legere diminution des symptomes de sevrage tot pendant le traitement par rapport au BUP/NX, et ce uniquement chez les personnes exposees au fentanyl. Les etudes futures devraient determiner si les symptomes de sevrage pendant l'induction du traitement par agonistes opioides peuvent avoir un impact sur d'autres resultats cles tels que la consommation d'opioides et la retention en traitement.
引用
收藏
页码:6 / 15
页数:10
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