Effects of Cerebrolysin® in Patients With Minimally Conscious State After Stroke: An Observational Retrospective Clinical Study

Introduction: The neurotrophic drug Cerebrolysin is composed of low-molecular-weight peptides and amino acids and has been shown to have neuroprotective and neuroplastic properties. Cerebrolysin has been reported to promote the recovery of motor functions in central nervous system disorders; however...

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Main Authors: Jun Yup Kim, Hyun Jung Kim, Hyo Seon Choi, So Young Park, Deog Young Kim
Format: Article
Language:English
Published: Frontiers Media S.A. 2019-08-01
Series:Frontiers in Neurology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fneur.2019.00803/full
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author Jun Yup Kim
Jun Yup Kim
Hyun Jung Kim
Hyun Jung Kim
Hyo Seon Choi
So Young Park
Deog Young Kim
Deog Young Kim
author_facet Jun Yup Kim
Jun Yup Kim
Hyun Jung Kim
Hyun Jung Kim
Hyo Seon Choi
So Young Park
Deog Young Kim
Deog Young Kim
author_sort Jun Yup Kim
collection DOAJ
description Introduction: The neurotrophic drug Cerebrolysin is composed of low-molecular-weight peptides and amino acids and has been shown to have neuroprotective and neuroplastic properties. Cerebrolysin has been reported to promote the recovery of motor functions in central nervous system disorders; however, the effects on the consciousness improvements in post-stroke patients have not yet been studied extensively. Therefore, we aimed to examine the effectiveness of Cerebrolysin on improving the consciousness level of stroke patients with minimally conscious state (MCS).Materials and Methods: In this retrospective study we included ischemic and/or hemorrhagic stroke patients with MCS according to the Coma Recovery Scale-Revised (CRS-R), who were admitted to our hospital between 2014 and 2017. All patients received comprehensive rehabilitation therapy including physical and occupational therapy. We compared patients treated with Cerebrolysin against patients who did not receive Cerebrolysin. Patients were included in the verum group if they received 10 mL of Cerebrolysin IV for at least 20 days. CRS-R scores were assessed at admission and discharge.Results: Of 1,531 patients screened, 75 were included in the study (Cerebrolysin, n = 43; control, n = 32). Baseline characteristics were similar between groups. At discharge, ~2 months after onset of stroke, Cerebrolysin-treated patients improved significantly in the CRS-R (p = 0.010) after adjustment for confounders using linear mixed model (LMM), especially in the Oromotor (p = 0.003) and Arousal subscales (p = 0.038). No safety issues were observed.Conclusion: This retrospective study suggests that Cerebrolysin may improve the level of consciousness in stroke patients with MCS, which should be further investigated in a well-designed, double-blind, placebo-controlled, randomized trial.
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spelling doaj.art-430e3dce68024d8682551e8474d2b8242022-12-21T23:55:21ZengFrontiers Media S.A.Frontiers in Neurology1664-22952019-08-011010.3389/fneur.2019.00803468682Effects of Cerebrolysin® in Patients With Minimally Conscious State After Stroke: An Observational Retrospective Clinical StudyJun Yup Kim0Jun Yup Kim1Hyun Jung Kim2Hyun Jung Kim3Hyo Seon Choi4So Young Park5Deog Young Kim6Deog Young Kim7Department of Rehabilitation Medicine, Yonsei University College of Medicine, Seoul, South KoreaResearch Institute of Rehabilitation Medicine, Yonsei University College of Medicine, Seoul, South KoreaDepartment of Rehabilitation Medicine, Yonsei University College of Medicine, Seoul, South KoreaResearch Institute of Rehabilitation Medicine, Yonsei University College of Medicine, Seoul, South KoreaDepartment of Rehabilitation Medicine, Nowon Eulji Medical Center, Eulji University, Seoul, South KoreaResearch Institute of Rehabilitation Medicine, Yonsei University College of Medicine, Seoul, South KoreaDepartment of Rehabilitation Medicine, Yonsei University College of Medicine, Seoul, South KoreaResearch Institute of Rehabilitation Medicine, Yonsei University College of Medicine, Seoul, South KoreaIntroduction: The neurotrophic drug Cerebrolysin is composed of low-molecular-weight peptides and amino acids and has been shown to have neuroprotective and neuroplastic properties. Cerebrolysin has been reported to promote the recovery of motor functions in central nervous system disorders; however, the effects on the consciousness improvements in post-stroke patients have not yet been studied extensively. Therefore, we aimed to examine the effectiveness of Cerebrolysin on improving the consciousness level of stroke patients with minimally conscious state (MCS).Materials and Methods: In this retrospective study we included ischemic and/or hemorrhagic stroke patients with MCS according to the Coma Recovery Scale-Revised (CRS-R), who were admitted to our hospital between 2014 and 2017. All patients received comprehensive rehabilitation therapy including physical and occupational therapy. We compared patients treated with Cerebrolysin against patients who did not receive Cerebrolysin. Patients were included in the verum group if they received 10 mL of Cerebrolysin IV for at least 20 days. CRS-R scores were assessed at admission and discharge.Results: Of 1,531 patients screened, 75 were included in the study (Cerebrolysin, n = 43; control, n = 32). Baseline characteristics were similar between groups. At discharge, ~2 months after onset of stroke, Cerebrolysin-treated patients improved significantly in the CRS-R (p = 0.010) after adjustment for confounders using linear mixed model (LMM), especially in the Oromotor (p = 0.003) and Arousal subscales (p = 0.038). No safety issues were observed.Conclusion: This retrospective study suggests that Cerebrolysin may improve the level of consciousness in stroke patients with MCS, which should be further investigated in a well-designed, double-blind, placebo-controlled, randomized trial.https://www.frontiersin.org/article/10.3389/fneur.2019.00803/fullCerebrolysinstrokeconsciousness levelminimally conscious stateclinical study
spellingShingle Jun Yup Kim
Jun Yup Kim
Hyun Jung Kim
Hyun Jung Kim
Hyo Seon Choi
So Young Park
Deog Young Kim
Deog Young Kim
Effects of Cerebrolysin® in Patients With Minimally Conscious State After Stroke: An Observational Retrospective Clinical Study
Frontiers in Neurology
Cerebrolysin
stroke
consciousness level
minimally conscious state
clinical study
title Effects of Cerebrolysin® in Patients With Minimally Conscious State After Stroke: An Observational Retrospective Clinical Study
title_full Effects of Cerebrolysin® in Patients With Minimally Conscious State After Stroke: An Observational Retrospective Clinical Study
title_fullStr Effects of Cerebrolysin® in Patients With Minimally Conscious State After Stroke: An Observational Retrospective Clinical Study
title_full_unstemmed Effects of Cerebrolysin® in Patients With Minimally Conscious State After Stroke: An Observational Retrospective Clinical Study
title_short Effects of Cerebrolysin® in Patients With Minimally Conscious State After Stroke: An Observational Retrospective Clinical Study
title_sort effects of cerebrolysin r in patients with minimally conscious state after stroke an observational retrospective clinical study
topic Cerebrolysin
stroke
consciousness level
minimally conscious state
clinical study
url https://www.frontiersin.org/article/10.3389/fneur.2019.00803/full
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