Traditional herbal medicine for anorexia in patients with cancer: a systematic review and meta-analysis of randomized controlled trials

Background: The purpose of this systematic review and meta-analysis was to evaluate the efficacy and safety of traditional herbal medicine (THM) for improving anorexia in patients with cancer.Methods: We searched for randomized controlled trials (RCTs) that evaluated orally administered THM for canc...

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Main Authors: Su Bin Park, Jee-Hyun Yoon, Eun Hye Kim, Hayun Jin, Seong Woo Yoon
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-06-01
Series:Frontiers in Pharmacology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fphar.2023.1203137/full
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author Su Bin Park
Jee-Hyun Yoon
Eun Hye Kim
Hayun Jin
Hayun Jin
Seong Woo Yoon
author_facet Su Bin Park
Jee-Hyun Yoon
Eun Hye Kim
Hayun Jin
Hayun Jin
Seong Woo Yoon
author_sort Su Bin Park
collection DOAJ
description Background: The purpose of this systematic review and meta-analysis was to evaluate the efficacy and safety of traditional herbal medicine (THM) for improving anorexia in patients with cancer.Methods: We searched for randomized controlled trials (RCTs) that evaluated orally administered THM for cancer-related anorexia using 10 databases from the inception to 1 August 2021. The primary outcome was an improvement in anorexia, measured with the total effective rate (TER) or visual analog scale (VAS). The secondary outcomes were the changes in body weight, the Karnofsky performance scale, acylated ghrelin, and adverse events. We used the Cochrane risk of bias assessment tool and the Grading of Recommendations Assessment, Development, and Evaluation method to assess the quality of the studies and the quality of the evidence.Results: A total of 26 RCTs were included, of which 23 were subjected to quantitative analysis. THM showed a significant improvement in anorexia measured with the TER [risk ratio (RR) 1.12, 95% confidence intervals (CI) 1.04–1.20] than appetite stimulants with moderate quality evidence and in the Karnofsky performance scale (RR 1.38, 95% CI 1.12–1.70) with low quality evidence but not in body weight gain (RR 0.98, 95% CI 0.80–1.20). THM showed a significant improvement in anorexia measured with the TER (RR 1.74, 95% CI 1.23–2.48) compared with usual care with low-quality evidence but did not significantly improve the VAS score (mean difference 0.72, 95% CI 0.00–1.43) or the level of acylated ghrelin (mean difference 0.94, 95% CI 1.08–2.97). There were no serious adverse events.Conclusion: This review suggests that THM may be considered a safe alternative therapeutic option for improving anorexia in patients with cancer. Nonetheless, more rigorous RCTs are needed due to methodological limitations.Systematic Review Registration:https://www.crd.york.ac.uk/prospero, identifier CRD42021276508.
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spelling doaj.art-9a4946fe73084eb59a65328638769c8e2023-06-27T05:12:43ZengFrontiers Media S.A.Frontiers in Pharmacology1663-98122023-06-011410.3389/fphar.2023.12031371203137Traditional herbal medicine for anorexia in patients with cancer: a systematic review and meta-analysis of randomized controlled trialsSu Bin Park0Jee-Hyun Yoon1Eun Hye Kim2Hayun Jin3Hayun Jin4Seong Woo Yoon5Department of Korean Internal Medicine, Kyung Hee University Hospital at Gangdong, Seoul, Republic of KoreaDepartment of Korean Internal Medicine, Kyung Hee University Hospital at Gangdong, Seoul, Republic of KoreaDepartment of Clinical Korean Medicine, Graduate School, Kyung Hee University, Seoul, Republic of KoreaDepartment of Korean Internal Medicine, Kyung Hee University Hospital at Gangdong, Seoul, Republic of KoreaDepartment of Clinical Korean Medicine, Graduate School, Kyung Hee University, Seoul, Republic of KoreaDepartment of Korean Internal Medicine, Kyung Hee University Hospital at Gangdong, Seoul, Republic of KoreaBackground: The purpose of this systematic review and meta-analysis was to evaluate the efficacy and safety of traditional herbal medicine (THM) for improving anorexia in patients with cancer.Methods: We searched for randomized controlled trials (RCTs) that evaluated orally administered THM for cancer-related anorexia using 10 databases from the inception to 1 August 2021. The primary outcome was an improvement in anorexia, measured with the total effective rate (TER) or visual analog scale (VAS). The secondary outcomes were the changes in body weight, the Karnofsky performance scale, acylated ghrelin, and adverse events. We used the Cochrane risk of bias assessment tool and the Grading of Recommendations Assessment, Development, and Evaluation method to assess the quality of the studies and the quality of the evidence.Results: A total of 26 RCTs were included, of which 23 were subjected to quantitative analysis. THM showed a significant improvement in anorexia measured with the TER [risk ratio (RR) 1.12, 95% confidence intervals (CI) 1.04–1.20] than appetite stimulants with moderate quality evidence and in the Karnofsky performance scale (RR 1.38, 95% CI 1.12–1.70) with low quality evidence but not in body weight gain (RR 0.98, 95% CI 0.80–1.20). THM showed a significant improvement in anorexia measured with the TER (RR 1.74, 95% CI 1.23–2.48) compared with usual care with low-quality evidence but did not significantly improve the VAS score (mean difference 0.72, 95% CI 0.00–1.43) or the level of acylated ghrelin (mean difference 0.94, 95% CI 1.08–2.97). There were no serious adverse events.Conclusion: This review suggests that THM may be considered a safe alternative therapeutic option for improving anorexia in patients with cancer. Nonetheless, more rigorous RCTs are needed due to methodological limitations.Systematic Review Registration:https://www.crd.york.ac.uk/prospero, identifier CRD42021276508.https://www.frontiersin.org/articles/10.3389/fphar.2023.1203137/fullcanceranorexiatraditional herbal medicinesystematic reviewmeta-analysis
spellingShingle Su Bin Park
Jee-Hyun Yoon
Eun Hye Kim
Hayun Jin
Hayun Jin
Seong Woo Yoon
Traditional herbal medicine for anorexia in patients with cancer: a systematic review and meta-analysis of randomized controlled trials
Frontiers in Pharmacology
cancer
anorexia
traditional herbal medicine
systematic review
meta-analysis
title Traditional herbal medicine for anorexia in patients with cancer: a systematic review and meta-analysis of randomized controlled trials
title_full Traditional herbal medicine for anorexia in patients with cancer: a systematic review and meta-analysis of randomized controlled trials
title_fullStr Traditional herbal medicine for anorexia in patients with cancer: a systematic review and meta-analysis of randomized controlled trials
title_full_unstemmed Traditional herbal medicine for anorexia in patients with cancer: a systematic review and meta-analysis of randomized controlled trials
title_short Traditional herbal medicine for anorexia in patients with cancer: a systematic review and meta-analysis of randomized controlled trials
title_sort traditional herbal medicine for anorexia in patients with cancer a systematic review and meta analysis of randomized controlled trials
topic cancer
anorexia
traditional herbal medicine
systematic review
meta-analysis
url https://www.frontiersin.org/articles/10.3389/fphar.2023.1203137/full
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