A pilot randomized placebo-controlled study on modified MaZiRenWan: a formulated Chinese medicine to relieve constipation for palliative cancer patients

Autor: Chung-wah Cheng, Hoi-fung Mok, Cora W. S. Yau, Jasmine T. M. Chan, Yu-chen Kang, Pui-yan Lam, Linda L. D. Zhong, Chen Zhao, Bacon F. L. Ng, Annie O. L. Kwok, Doris M. W. Tse, Zhao-xiang Bian
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Chinese Medicine, Vol 17, Iss 1, Pp 1-8 (2022)
Druh dokumentu: article
ISSN: 1749-8546
DOI: 10.1186/s13020-022-00580-0
Popis: Abstract Background Constipation is a common problem among advanced cancer patients; however, many of them find limited effective from current therapies. Thus, we aimed to test the effect of a traditional Chinese herbal formula, modified MaZiRenWan (MZRW), by comparing with placebo among palliative cancer patients with constipation. Methods This is a randomized, double-blind, placebo-controlled trial. Participants aged over 18 were recruited and randomized to MZRW or placebo group in addition to current prescriptions (including ongoing laxatives treatment) for two weeks. Exclusion criteria included cognitive impairment, presence of a colostomy or gastrointestinal obstruction and estimated life expectancy of less than one month. Individualized modification of MZRW was allowed according to the traditional Chinese medicine (TCM) pattern of patient. The primary outcome was the global assessment of improvement, which reflected whether the constipation had improved, remained the same or worsened. Results Sixty patients, with mean age 75.2 years (range 47–95 years), were randomized to MZRW or placebo group. Among the MZRW group, 59.3% (16/27) had improvement in the global assessment score, as compared with 28.6% (8/28) of the placebo group (p-value = 0.022). Besides, the MZRW group had significant increase in stool frequency, and reduction in constipation severity and straining of defecation (p-value
Databáze: Directory of Open Access Journals
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