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1.
J Altern Complement Med ; 27(9): 738-749, 2021 Sep.
Artigo em Inglês | MEDLINE | ID: mdl-34037459

RESUMO

Introduction: To determine the effects of a novel lifestyle intervention combining lifestyle behavioral education with the complementary-integrative health modality of guided imagery (GI) on dietary and physical activity behaviors in adolescents. The primary aim of this study was to determine the incremental effects of the lifestyle education, stress reduction GI (SRGI), and lifestyle behavior GI (LBGI) components of the intervention on the primary outcome of physical activity lifestyle behaviors (sedentary behavior, light, moderate, and vigorous physical activity), as well as dietary intake behaviors, at the completion of the 12-week intervention. The authors hypothesized that the intervention would improve obesity-related lifestyle behaviors. Materials and Methods: Two hundred and thirty-two adolescent participants (aged 14-17 years, sophomore or junior year of high school) were cluster randomized by school into one of four intervention arms: nonintervention Control (C), Lifestyle education (LS), SRGI, and LBGI. After-school intervention sessions were held two (LS) or three (SRGI, LBGI) times weekly for 12 weeks. Physical activity (accelerometry) and dietary intake (multiple diet recalls) outcomes were assessed pre- and postintervention. Primary analysis: intention-to-treat (ITT) mixed-effects modeling with diagonal covariance matrices; secondary analysis: ad hoc subgroup sensitivity analysis using only those participants adherent to protocol. Results: ITT analysis showed that the Healthy Eating Index (HEI) increased in the LS group compared with C (p = 0.02), but there was no additional effect of GI. Among adherent participants, sedentary behavior was decreased stepwise relative to C in SRGI (d = -0.73, p = 0.004) > LBGI (d = -0.59, p = 0.04) > LS (d = -0.41, p = 0.07), and moderate + vigorous physical activity was increased in SRGI (d = 0.58, p = 0.001). Among adherent participants, the HEI was increased in LS and SRGI, and glycemic index reduced in LBGI. Conclusions: While ITT analysis was negative, among adherent participants, the Imagine HEALTH lifestyle intervention improved eating habits, reduced sedentary activity, and increased physical activity, suggesting that GI may amplify the role of lifestyle education alone for some key outcomes. Clinical Trials.gov ID: NCT02088294.


Assuntos
Imagens, Psicoterapia , Estilo de Vida , Adolescente , Dieta , Exercício Físico , Humanos , Obesidade/terapia
2.
Artigo em Inglês | MEDLINE | ID: mdl-25163818

RESUMO

OBJECTIVE: BYSH, a herbal formula, was evaluated for efficacy and safety in a pilot study for patients with advanced hormone refractory prostate cancer (HRPC). PATIENTS AND METHODS: The pilot study was designed as a single-center open-label trial. Patients with HRPC were treated with BYSH for 24 weeks. The primary end point was the changes in serum prostate-specific antigen (PSA) level. Safety parameters such as liver and renal functions were monitored during the study period. RESULTS: Ten patients were eligible for the study. Most of them had stable PSA levels while taking BYSH. However, at the end of the BYSH treatment, the level of PSA increased. The median survival from diagnosis of HRPC was 16.4 months. Liver and renal functions remained normal. BYSH was well tolerated and no patient reported adverse events during the study period. CONCLUSION: Although it is inappropriate to make a conclusion based on the pilot study results, the trend of improvement is obvious. Further investigations should be conducted to demonstrate its clinical benefits. We have also briefly reviewed some plant products which are patented and also available in market.


Assuntos
Extratos Vegetais/uso terapêutico , Antígeno Prostático Específico/sangue , Neoplasias de Próstata Resistentes à Castração/tratamento farmacológico , Idoso , Idoso de 80 Anos ou mais , Humanos , Masculino , Patentes como Assunto , Projetos Piloto , Extratos Vegetais/efeitos adversos , Estudos Prospectivos , Neoplasias de Próstata Resistentes à Castração/patologia , Serenoa/química , Taxa de Sobrevida , Resultado do Tratamento
3.
Foot (Edinb) ; 22(3): 181-5, 2012 Sep.
Artigo em Inglês | MEDLINE | ID: mdl-22463944

RESUMO

BACKGROUND: Type II diabetic patients easily develop ulcers over their feet which heal with great difficulties and not infrequently, end up in amputations. In the quest for innovative means to avoid amputation, herbal medicine has been used in China to heal ulcers. METHOD: A randomized placebo controlled clinical trial involving 80 patients was conducted to test whether a herbal formula taken orally could help to preserve the ulcerated leg. Other parameters measured included granulation maturation time, skin temperature and circulation, and tumor necrosis factor alpha (TNF-α). RESULTS: showed a 85% limb rescue with the herbal treatment group showing superiority over placebo group. TNF-α decline was observed with gradual ulcer healing and the herbal supplement group showed a more impressive decline (p=0.037).


Assuntos
Pé Diabético/tratamento farmacológico , Medicamentos de Ervas Chinesas , Cicatrização , Administração Oral , Adulto , Idoso , Idoso de 80 Anos ou mais , Amputação Cirúrgica/estatística & dados numéricos , Celulite (Flegmão)/cirurgia , Diabetes Mellitus Tipo 2 , Pé Diabético/microbiologia , Pé Diabético/cirurgia , Feminino , Hong Kong , Humanos , Salvamento de Membro , Masculino , Pessoa de Meia-Idade , Temperatura Cutânea , Fator de Necrose Tumoral alfa/sangue
5.
Climacteric ; 11(3): 244-51, 2008 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-18568789

RESUMO

OBJECTIVE: Many complementary or alternative medicines are being used for the treatment of menopausal symptoms but most have not been properly tested for efficacy or for safety. This study examined the effect of a Chinese herbal preparation (Dang Gui Buxue Tang) on menopausal symptoms in Hong Kong Chinese women. METHODS: A 6-month randomized, double-blind, placebo-controlled study of the effect of Dang Gui Buxue Tang (a 1 : 5 combination of Dang Gui (Angelicae sinensis) and Huang Qi (Astragalus membranaceus)) on acute menopausal symptoms. A total of 103 symptomatic women were enrolled. Three failed to meet inclusion criteria, leaving 50 subjects for inclusion in each group. RESULTS: Overall, mild hot flushes were reported more frequently than either moderate or severe flushes. In analysis by severity of flushes, there was a significant reduction in the number of mild hot flushes per month in the treatment group but not in the placebo group (from 18.9 +/- 23.5 at baseline to 8.6 +/- 17.1 at 6 months in the treatment group (p < 0.01) and from 26.0 +/- 43.5 to 12.4 +/- 17.6 in the placebo group (p = 0.062)). For moderate flushes, there was a significant reduction in the placebo group compared with the treatment group (from 18.9 +/- 28.7 at baseline to 11.1 +/- 29.9 at 6 months in the placebo group (p < 0.05) and from 10.5 +/- 22.3 to 6.0 +/- 16.0 in the treatment group (p = 0.107)). There was no significant change in either treatment or placebo groups in the reporting of severe hot flushes. Episodes of night sweats decreased significantly in the placebo but not in the treatment group (from 6.8 +/- 10.0 at baseline to 1.9 +/- 5.7 at 6 months in the placebo group (p < 0.05) and from 5.4 +/- 8.9 to 3.2 +/- 8.5 in the treatment group (p = 0.471)). In the vasomotor domain of the Menopause Specific Quality of Life, there was a significant reduction in scoring in the placebo group (from 2.8 +/- 1.6 to 1.7 +/- 1.3, p < 0.01) but not in the treatment group (from 2.8 +/- 2.1 to 2.3 +/- 1.6, p = 0.247). CONCLUSIONS: This study found overall no significant difference between Dang Gui Buxue Tang and placebo in the treatment of vasomotor symptoms in Hong Kong Chinese women. The frequency of mild, moderate and severe hot flushes decreased in both treatment and placebo groups, but Dang Gui Buxue Tang was statistically superior to placebo only in the treatment of mild hot flushes. There were no serious adverse events attributable to treatment during the study period.


Assuntos
Medicamentos de Ervas Chinesas/uso terapêutico , Fogachos/tratamento farmacológico , Menopausa/efeitos dos fármacos , Fitoterapia , Angelica sinensis , Astrágalo , Astragalus propinquus , Terapias Complementares , Método Duplo-Cego , Feminino , Humanos , Pessoa de Meia-Idade , Qualidade de Vida , Resultado do Tratamento
6.
Br J Dermatol ; 157(2): 357-63, 2007 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-17501956

RESUMO

BACKGROUND: There has been considerable interest in traditional Chinese herbal medicine (TCHM) as a treatment for atopic dermatitis (AD). A twice-daily concoction of an ancestral formula containing five herbs has been found to be beneficial in an open study. OBJECTIVES: To assess the efficacy and tolerability of the concoction in children with AD. METHODS: Following a 2-week run-in period, children with long-standing moderate-to-severe AD were randomized to receive a 12-week treatment with twice-daily dosing of three capsules of either TCHM or placebo. The SCORing of Atopic Dermatitis (SCORAD) score, Children's Dermatology Life Quality Index (CDLQI), allergic rhinitis score, and requirement for topical corticosteroid and oral antihistamine were assessed before and at weeks 4, 8, 12 and 16 after treatment. Adverse events, tolerability, haematological and biochemical parameters were monitored during the study. RESULTS: Eighty-five children with AD were recruited. Over 12 weeks, the mean SCORAD score fell from 58.3 to 49.7 in the TCHM group (n = 42; P = 0.003) and from 56.9 to 46.9 in the placebo group (n = 43; P = 0.001). However, there was no significant difference in the scores at the corresponding time points between the two groups. The CDLQI in TCHM-treated patients was significantly improved compared with patients receiving placebo at the end of the 3-month treatment and 4 weeks after stopping therapy (P = 0.008 and 0.059, respectively). The total amount of topical corticosteroid used was also significantly reduced by one-third in the TCHM group (P = 0.024). No serious adverse effects were observed between the groups. CONCLUSIONS: The TCHM concoction is efficacious in improving quality of life and reducing topical corticosteroid use in children with moderate-to-severe AD. The formulation was palatable and well tolerated.


Assuntos
Dermatite Atópica/tratamento farmacológico , Medicamentos de Ervas Chinesas/uso terapêutico , Fitoterapia/métodos , Adolescente , Criança , Pré-Escolar , Método Duplo-Cego , Esquema de Medicação , Quimioterapia Combinada , Medicamentos de Ervas Chinesas/efeitos adversos , Feminino , Glucocorticoides/administração & dosagem , Humanos , Masculino , Cooperação do Paciente , Fitoterapia/efeitos adversos , Qualidade de Vida , Índice de Gravidade de Doença , Resultado do Tratamento
7.
Int J Infect Dis ; 11(4): 360-4, 2007 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-17379558

RESUMO

Influenza has been, and continues to be, a serious threat to human life. The 1918 influenza pandemic infected nearly one quarter of the world's population and resulted in the deaths of 100 million people. Most of the countries in the world were heavily impacted. What happened in China during this period? Compared with other countries, the severity of infection in China was relatively mild. Did traditional Chinese medicine (TCM) play any role, either in the prevention or treatment of the epidemics? This paper explores the situation in China at that particular time.


Assuntos
Surtos de Doenças/história , Influenza Humana/história , Medicina Tradicional Chinesa , Orthomyxoviridae , Adolescente , Adulto , China/epidemiologia , Feminino , História do Século XX , Humanos , Influenza Humana/terapia , Masculino
8.
Am J Chin Med ; 33(3): 345-56, 2005.
Artigo em Inglês | MEDLINE | ID: mdl-16047553

RESUMO

At the peak of the SARS epidemic in Hong Kong, hospital workers were under high risks of contraction of the infection. Herbal preparations had been used historically in China to treat influenza-like diseases. During the SARS outbreak, herbal preparations had been used jointly with standard modern treatment in China. As a means to protect the at-risk hospital workers, an innovative herbal formula was created and consumed by 3160 of them in two weeks. During the two weeks, symptoms and adverse effects were close monitored; 37 of them had their serum checked for immunological responses. The results showed that none of the herb consumers contracted the infection, compared to 0.4% among the non-consumers. Adverse effects had been infrequent and mild. There were hardly any influenza-like symptoms and the quality of life improved. In the group who volunteered to have their immunological state checked, significant boosting effects were found. It was concluded that there might be a good indication for using suitable herbal preparations as a means of preventing influenza-like infection. The mode of preventive effect could be treatment of the infection at its very early stage instead of producing a period of higher immunological ability, as in the case of vaccination.


Assuntos
Antivirais/uso terapêutico , Medicamentos de Ervas Chinesas/uso terapêutico , Controle de Infecções/métodos , Fitoterapia , Síndrome Respiratória Aguda Grave/prevenção & controle , Adulto , Linfócitos B/metabolismo , Relação CD4-CD8 , Surtos de Doenças/prevenção & controle , Feminino , Hong Kong/epidemiologia , Humanos , Transmissão de Doença Infecciosa do Paciente para o Profissional/prevenção & controle , Contagem de Linfócitos , Masculino , Pessoa de Meia-Idade , Qualidade de Vida , Síndrome Respiratória Aguda Grave/epidemiologia , Síndrome Respiratória Aguda Grave/transmissão , Linfócitos T/metabolismo
9.
J Altern Complement Med ; 11(1): 49-55, 2005 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-15750363

RESUMO

OBJECTIVES: To investigate the efficacy of an herbal formula in the prevention of severe acute respiratory syndrome (SARS) transmission among health care workers. The secondary objectives are to investigate quality of life (QOL) and symptomology changes among supplement users, and to evaluate the safety of this formula. DESIGN: Controlled clinical trial. SETTINGS: Hong Kong during epidemic of SARS. SUBJECTS: Two cohorts of health care workers from 11 hospitals in Hong Kong, 1 using an herbal supplement for a 2-week period (n = 1063) and a control cohort comprising all other health care workers who did not receive the supplement (n = 36,111) were compared prospectively. INTERVENTIONS: Taking an herbal supplement for a 2-week period. OUTCOME MEASURES: SARS attack rates and changes in quality of life and influenza-like symptoms were also examined at three timepoints among herbal supplement users. RESULTS: None of the health care workers who used the supplement subsequently contracted SARS compared to 0.4% of the health care workers who did not use the supplement (p = 0.014). Improvements in influenza-like symptoms and quality of life measurements were also observed among herbal supplement users. Less than 2% reported minor adverse events. CONCLUSION: The results of this pilot study suggest that there is a good potential of using Traditional Chinese Medicine (TCM) supplements to prevent the spread of SARS.


Assuntos
Surtos de Doenças/prevenção & controle , Medicamentos de Ervas Chinesas/uso terapêutico , Influenza Humana/prevenção & controle , Corpo Clínico Hospitalar/estatística & dados numéricos , Qualidade de Vida , Síndrome Respiratória Aguda Grave/prevenção & controle , Adulto , Idoso , Estudos de Coortes , Doenças Transmissíveis Emergentes/prevenção & controle , Infecção Hospitalar/prevenção & controle , Feminino , Hong Kong/epidemiologia , Humanos , Controle de Infecções/métodos , Influenza Humana/tratamento farmacológico , Influenza Humana/epidemiologia , Influenza Humana/transmissão , Masculino , Pessoa de Meia-Idade , Fitoterapia , Extratos Vegetais/uso terapêutico , Estudos Prospectivos , Fatores de Risco , Síndrome Respiratória Aguda Grave/tratamento farmacológico , Síndrome Respiratória Aguda Grave/epidemiologia , Síndrome Respiratória Aguda Grave/transmissão
10.
Am J Chin Med ; 31(2): 163-9, 2003.
Artigo em Inglês | MEDLINE | ID: mdl-12856855

RESUMO

While the use of health food and over-the-counter drugs for health promotion and adjuvant therapy is becoming increasingly popular, the concern about adverse effects is mounting. The possible adverse effects that may arise from drug interactions between these herbal preparations and standard modem therapy are equally worrying. Herbal toxicity and adverse effects are well documented in classical Chinese medicinal volumes. Interactions between herbal preparations and standard modem therapy are known. Extensive work needs to be done before useful guidelines can be established. However, based on available reports and clinical observations, some commonly used herbs and Chinese medicines have already demonstrated the need for special attention when used together with modern therapy. This paper analyzes the important material already available, and would serve as a preliminary checklist for patients who are taking herbal preparations, while at the same time receiving treatment from modern medicine.


Assuntos
Interações Medicamentosas , Medicamentos de Ervas Chinesas/efeitos adversos , Animais , Relação Dose-Resposta a Droga , Medicamentos de Ervas Chinesas/toxicidade , Interações Ervas-Drogas , Humanos
12.
Org Lett ; 3(11): 1721-4, 2001 May 31.
Artigo em Inglês | MEDLINE | ID: mdl-11405695

RESUMO

A rhodium carbene intramolecular cyclization-cycloaddition cascade was employed as the key reaction in the synthesis of the nucleus of the cytotoxic diterpenoids pseudolaric acids A and B.


Assuntos
Antineoplásicos Fitogênicos/síntese química , Diterpenos/síntese química , Ciclização , Indicadores e Reagentes , Raízes de Plantas/química , Plantas Medicinais/química , Estereoisomerismo
13.
Planta Med ; 66(2): 191-3, 2000 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-10763603

RESUMO

A new trinortriterpenoid, 1-epibrachyacarpone, was isolated from aerial parts of Cleome chrysantha. Its structure was elucidated as 1 by NMR investigations and X-ray crystallographic studies.


Assuntos
Plantas Medicinais/química , Triterpenos/isolamento & purificação , Cristalografia por Raios X , Espectroscopia de Ressonância Magnética , Estrutura Molecular , Triterpenos/química
14.
Planta Med ; 55(2): 176-8, 1989 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-2748734

RESUMO

Chloroform extracts of the root, stem and leaf of Ruta graveolens L. showed significant anti-fertility activity in rats when administered intragastrically on days 1-10 post-coitum. Fractionation of the extracts led to the isolation of chalepensin as the active component with some toxicity. Time-dosing experiments demonstrated that chalepensin acts at the early stages of pregnancy. It is not clear at this stage if the anti-fertility effect is a direct manifestation of chalepensin toxicity.


Assuntos
Anticoncepcionais Pós-Coito , Furocumarinas/farmacologia , Plantas Medicinais/análise , 5-Metoxipsoraleno , Animais , Anticoncepcionais Pós-Coito/isolamento & purificação , Furocumarinas/isolamento & purificação , Metoxaleno/isolamento & purificação , Metoxaleno/farmacologia , Estrutura Molecular , Ratos , Ratos Endogâmicos
15.
Planta Med ; 53(4): 393, 1987 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-17269057
16.
J Ethnopharmacol ; 15(2): 195-200, 1986 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-3713232

RESUMO

The genus Murraya has been widely used in traditional medicine in east Asia. In view of the recent isolation of the anti-implantation alkaloid yuehchukene from M. paniculata a search has now been made for other natural sources of this alkaloid within the genus. In this paper we report findings for nine taxa of Murraya.


Assuntos
Alcaloides/farmacologia , Implantação do Embrião/efeitos dos fármacos , Medicina Tradicional , Plantas Medicinais/análise , Animais , China , Feminino , Gravidez , Ratos
18.
Planta Med ; 51(4): 304-7, 1985 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-17340519

RESUMO

Yuehchukene, 11beta-(3'-indolyl-7,9alpha,9beta-trimethyl-5beta,8,9,10beta-tetrahydroindano-[2,3- B]indole, a novel dimeric indole alkaloid from the roots of MURRAY A PANICULATA has potent anti-implantation activity in rats at 3 mg/kg P. O. dosing on pregnancy day 2.

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