Open‐label study with the monoamine stabilizer (‐)‐OSU6162 in myalgic encephalomyelitis/chronic fatigue syndrome

Abstract Objectives The purpose of the present study was to investigate the safety and tolerability of the monoaminergic stabilizer (‐)‐OSU6162 in patients with myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS). In addition, a potential therapeutic effect of (‐)‐OSU6162 in ME/CFS was evalu...

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Main Authors: Sara Haghighi, Sara Forsmark, Olof Zachrisson, Arvid Carlsson, Marie K. L. Nilsson, Maria L. Carlsson, Robert C. Schuit, Carl‐Gerhard Gottfries
Format: Article
Language:English
Published: Wiley 2021-04-01
Series:Brain and Behavior
Subjects:
Online Access:https://doi.org/10.1002/brb3.2040
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author Sara Haghighi
Sara Forsmark
Olof Zachrisson
Arvid Carlsson
Marie K. L. Nilsson
Maria L. Carlsson
Robert C. Schuit
Carl‐Gerhard Gottfries
author_facet Sara Haghighi
Sara Forsmark
Olof Zachrisson
Arvid Carlsson
Marie K. L. Nilsson
Maria L. Carlsson
Robert C. Schuit
Carl‐Gerhard Gottfries
author_sort Sara Haghighi
collection DOAJ
description Abstract Objectives The purpose of the present study was to investigate the safety and tolerability of the monoaminergic stabilizer (‐)‐OSU6162 in patients with myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS). In addition, a potential therapeutic effect of (‐)‐OSU6162 in ME/CFS was evaluated by means of observer‐rated scales and self‐assessment rating scales. Materials and Methods In the current study using an open‐label single‐arm design ME/CFS patient received treatment with (‐)‐OSU6162 during 12 weeks. The patients received the following doses of (‐)‐OSU6162: 15 mg b.i.d. during the first 4‐week period, up to 30 mg b.i.d. during the second 4‐week period and up to 45 mg b.i.d. during the third 4‐week period, with follow‐up visits after 16 and 20 weeks. Results Out of 33 included patients, 28 completed the 12 weeks treatment period. (‐)‐OSU6162 was well tolerated; only one patient discontinued due to an adverse event. Vital signs and physical examinations showed no abnormal changes. Blood analyses showed an increase in serum prolactin. Therapeutically, improvements were seen on the Clinical Global Impression of Change scale, the FibroFatigue scale, the Mental Fatigue Scale, the Fatigue Severity Scale, Beck Depression Inventory, and the Short Form 36 Health Survey Questionnaire. Conclusions (‐)‐OSU6162 is well tolerated in ME/CFS patients and shows promise as a novel treatment to mitigate fatigue and improve mood and health‐related quality of life in ME/CFS. Obviously, the present results need to be confirmed in future placebo‐controlled double‐blind trials.
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spelling doaj.art-7c794f31e4934addb5f0fa98fbe25e192022-12-21T22:45:12ZengWileyBrain and Behavior2162-32792021-04-01114n/an/a10.1002/brb3.2040Open‐label study with the monoamine stabilizer (‐)‐OSU6162 in myalgic encephalomyelitis/chronic fatigue syndromeSara Haghighi0Sara Forsmark1Olof Zachrisson2Arvid Carlsson3Marie K. L. Nilsson4Maria L. Carlsson5Robert C. Schuit6Carl‐Gerhard Gottfries7Department of Neurology Motala Hospital Motala SwedenGottfries Clinic Affiliated with Institute of Neuroscience and Physiology The Sahlgrenska Academy University of Gothenburg Gothenburg SwedenGottfries Clinic Affiliated with Institute of Neuroscience and Physiology The Sahlgrenska Academy University of Gothenburg Gothenburg SwedenDepartment of Clinical Neuroscience Institute of Neuroscience and Physiology The Sahlgrenska Academy University of Gothenburg Gothenburg SwedenDepartment of Clinical Neuroscience Institute of Neuroscience and Physiology The Sahlgrenska Academy University of Gothenburg Gothenburg SwedenDepartment of Clinical Neuroscience Institute of Neuroscience and Physiology The Sahlgrenska Academy University of Gothenburg Gothenburg SwedenAmsterdam University Medical Center VU University Medical Center Amsterdam The NetherlandsGottfries Clinic Affiliated with Institute of Neuroscience and Physiology The Sahlgrenska Academy University of Gothenburg Gothenburg SwedenAbstract Objectives The purpose of the present study was to investigate the safety and tolerability of the monoaminergic stabilizer (‐)‐OSU6162 in patients with myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS). In addition, a potential therapeutic effect of (‐)‐OSU6162 in ME/CFS was evaluated by means of observer‐rated scales and self‐assessment rating scales. Materials and Methods In the current study using an open‐label single‐arm design ME/CFS patient received treatment with (‐)‐OSU6162 during 12 weeks. The patients received the following doses of (‐)‐OSU6162: 15 mg b.i.d. during the first 4‐week period, up to 30 mg b.i.d. during the second 4‐week period and up to 45 mg b.i.d. during the third 4‐week period, with follow‐up visits after 16 and 20 weeks. Results Out of 33 included patients, 28 completed the 12 weeks treatment period. (‐)‐OSU6162 was well tolerated; only one patient discontinued due to an adverse event. Vital signs and physical examinations showed no abnormal changes. Blood analyses showed an increase in serum prolactin. Therapeutically, improvements were seen on the Clinical Global Impression of Change scale, the FibroFatigue scale, the Mental Fatigue Scale, the Fatigue Severity Scale, Beck Depression Inventory, and the Short Form 36 Health Survey Questionnaire. Conclusions (‐)‐OSU6162 is well tolerated in ME/CFS patients and shows promise as a novel treatment to mitigate fatigue and improve mood and health‐related quality of life in ME/CFS. Obviously, the present results need to be confirmed in future placebo‐controlled double‐blind trials.https://doi.org/10.1002/brb3.2040fatigueME/CFSmonoaminergic stabilizermood
spellingShingle Sara Haghighi
Sara Forsmark
Olof Zachrisson
Arvid Carlsson
Marie K. L. Nilsson
Maria L. Carlsson
Robert C. Schuit
Carl‐Gerhard Gottfries
Open‐label study with the monoamine stabilizer (‐)‐OSU6162 in myalgic encephalomyelitis/chronic fatigue syndrome
Brain and Behavior
fatigue
ME/CFS
monoaminergic stabilizer
mood
title Open‐label study with the monoamine stabilizer (‐)‐OSU6162 in myalgic encephalomyelitis/chronic fatigue syndrome
title_full Open‐label study with the monoamine stabilizer (‐)‐OSU6162 in myalgic encephalomyelitis/chronic fatigue syndrome
title_fullStr Open‐label study with the monoamine stabilizer (‐)‐OSU6162 in myalgic encephalomyelitis/chronic fatigue syndrome
title_full_unstemmed Open‐label study with the monoamine stabilizer (‐)‐OSU6162 in myalgic encephalomyelitis/chronic fatigue syndrome
title_short Open‐label study with the monoamine stabilizer (‐)‐OSU6162 in myalgic encephalomyelitis/chronic fatigue syndrome
title_sort open label study with the monoamine stabilizer osu6162 in myalgic encephalomyelitis chronic fatigue syndrome
topic fatigue
ME/CFS
monoaminergic stabilizer
mood
url https://doi.org/10.1002/brb3.2040
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