1.Integrated evidence chain (Eff-iEC) based effectiveness evaluation of a multifunctional traditional Chinese medicine formula: Taking Xiaoyao San as an example
Caiping HE ; Ye LUO ; Zhiqi LI ; Haocheng YANG ; Lu LIU ; Yingjie XU ; Xiaoyan CHEN ; Siqi HUANG ; Jincai WEN ; Xiaoyan ZHAN ; Zhaofang BAI ; Xu ZHAO ; Xiaohe XIAO
Science of Traditional Chinese Medicine 2026;4(1):96-103
The study focuses on the concept of multifunctional traditional Chinese medicine (TCM) formulas and aims to evaluate the efficacy of the classical formula Xiaoyao San (逍遥散). Study employs the integrated evidence chain (Eff-iEC) method to organize, integrate, and evaluate its therapeutic efficacy in treating different diseases with the same therapy, and to investigate the feasibility of using Eff-iEC to evaluate the multifunctionality of TCM formulas. The evaluation covered Xiaoyao San's therapeutic effects on depression, premenstrual syndrome, chronic hepatitis, irritable bowel syndrome, dyspepsia, and menopausal syndrome. Concurrently, the Grading of Recommendations, Assessment, Development, and Evaluation (GRADE) system was used for evaluation, and authoritative medical documents were incorporated to corroborate the recognition of Xiaoyao San within the medical community. Depression and menopausal syndrome received higher ratings than other conditions in the Eff-iEC, GRADE, and Medical Community Recognition assessments. The Eff-iEC evidence grade for Xiaoyao San was rated as "High" or above for chronic hepatitis, irritable bowel syndrome, dyspepsia, and menopausal syndrome. Premenstrual syndrome received a "Moderate +" rating. The GRADE evidence level was "Low-〇〇⨁⨁" for depression, premenstrual syndrome, and chronic hepatitis; "Moderate-〇⨁⨁⨁" for dyspepsia and menopausal syndrome; and "Very Low-〇〇〇⨁" for irritable bowel syndrome. Depression and menopausal syndrome had the highest inclusion frequency, appearing in all 4 categories. Premenstrual syndrome, chronic hepatitis, and dyspepsia are not recommended in Western medical guidelines, but they are included in TCM guidelines, the China National Basic Medical Insurance Drug List, and the China National Essential Drug List. Irritable bowel syndrome appears only in the China National Basic Medical Insurance Drug List and China National Essential Drug List. The evaluation results obtained using the Eff-iEC method align with Medical Community Recognition, providing an objective and comprehensive assessment of Xiaoyao San's efficacy. The findings suggest that Xiaoyao San has strong evidence for treating depression and menopausal syndrome. However, further experimental and clinical trials are needed to assess its efficacy in treating premenstrual syndrome, chronic hepatitis, irritable bowel syndrome, and dyspepsia. These results support the clinical efficacy and rational use of Xiaoyao San, expand the application scope of the Eff-iEC method, and offer valuable insights and methodological references for the comparative evaluation of multifunctional TCM formulas.
2.Clinical Efficacy of Janus Kinase Inhibitors in Combination with Chinese Herbal Medicine for Rheumatoid Arthritis:A Retrospective Study and A Meta-analysis
Chenguang ZHAN ; Shengqin YANG ; Xin LI ; Yu WEN ; Peng ZHANG ; Xingrui YAN ; Haifang DU ; Maojie WANG ; Xiaodong WU ; Liyan MEI ; Xiumin CHEN ; Yanlin LI ; Runyue HUANG
Journal of Traditional Chinese Medicine 2026;67(5):534-543
ObjectiveTo evaluate the efficacy and safety of Janus kinase (JAK) inhibitors combined with Chinese herbal medicine (CHM) in treating rheumatoid arthritis (RA). MethodsClinical data from 169 RA patients were retrospectively collected. Among them, 71 cases received JAK inhibitors as the control group, while 98 cases received JAK inhibitors plus CHM as the observation group, both treated for 24 weeks. The rheumatoid factor (RF), cyclic citic peptide antibody (anti-CCP), erythrocyte sedimentation rate (ESR), C-reactive protein (CRP), and white blood cell count (WBC) were recorded before and after treatment. Databases including CNKI, Wanfang, VIP, PubMed and Web of Science were searched from inception till August 31st, 2025 for randomized controlled trials (RCTs) on the combined use of JAK inhibitors and CHM for RA. The methodological quality of the included studies was evaluated using the risk of bias assessment tool. Meta-analyses were performed for RF, anti-CCP, ESR, CRP, 28-joint disease activity score (DAS28), overall clinical effective rate, and incidence of adverse events. Sensitivity analysis were also performed. ResultsThe retrospective study demonstrated that after treatment, ESR, CRP, and anti-CCP levels decreased in the observation group, while ESR and CRP levels decreased in the control group (P<0.05). Moreover, ESR and RF levels in the observation group were lower than those in the control group (P<0.05). A total of 9 RCTs involving 770 patients were included in the meta-analysis. The results indicated that the JAK inhibitors plus CHM group was superior to the JAK inhibitors group in reducing RF (MD=-8.97, 95%CI -15.01 to -2.94, P=0.004), CRP (MD=-3.34, 95%CI -3.82 to -2.86, P<0.001), ESR (MD=-5.33, 95%CI -7.98 to -2.69, P<0.001), and DAS28 score (MD=-0.54, 95%CI -0.74 to -0.34, P<0.001), as well as in improving the overall clinical effective rate (OR=4.53, 95%CI 2.55 to 8.03, P<0.001). No statistically significant differences were observed between groups in anti-CCP levels (SMD=-2.08, 95%CI -4.41 to 0.24, P=0.080) or incidence of adverse events (OR=0.93, 95%CI 0.55 to 1.57, P=0.790). ConclusionThe combination of JAK inhibitors and CHM demonstrates remarkable efficacy in treating RA, contributing to improved disease activity and reduced inflammatory markers with a favorable safety profile.
3.Herbal Textual Research on Moschus in Famous Classical Formulas
Juanjuan LIU ; Sini LI ; Jie JI ; Liping YANG ; Houkang CAO ; Xiaohui MA ; Ling JIN ; Zhilai ZHAN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(18):194-202
In this paper, by consulting the ancient and modern literature, the name, origin, quality evaluation, harvesting and processing, and others of the original animal and medicinal materials of Moschus were systematically sorted out and verified, in order to provide the basis for the development and utilization of the famous classical formulas containing Moschus. According to the textual research, musk deer was first recorded in Shanhaijing. Shennong Bencaojing was recorded as Moschus and all generations were used as the correct name, but there were also aliases such as Shefu, Xiangzhang and Xiangqizi. In ancient times, Moschus berezovskii, M. sifanicus and M. moschiferus were the main sources of Moschus, and the quality of Moschus produced in northwest China was better than that produced in the Yangtze River basin. In modern times, Moschus of M. moschiferus produced in northeast China, M. sifanicus produced in Gansu, Sichuan and other places, and M. berezovskii produced in Ningxia, Shaanxi and other places are regarded as genuine. In ancient times, gunshots, lassoes, arrow shots and other methods were generally used to hunt live musk deer, and the sachets were immediately cut off. Those with high quality were called Xiangshanhuo, and dried in the shade after harvesting, which was known as Maoke Shexiang. Cut open the sachet, remove the shell and dry preservation, commonly known as Moschus kernel. In modern times, the method of taking Moschus from the living body of cultured musk deer is adopted, that is, Moschus kernel is directly taken from its sachet, dried in the shade or dried in a closed dryer. This method realizes the sustainable utilization of Chinese herbal medicine resources, but attention should be paid to the frequency and quality of Moschus. The harvesting time is mostly after the autumnal equinox every year, and before the next summer, it is better to gather sachet in winter. In recent times, it is believed that the shell Moschus is dry, full, thin, elastic, loose inside, many particles, strong and persistent aroma for the best, while the Moschus kernel is particle purple-black, powder yellow-brown, soft and oily texture, strong and persistent aroma for the best. The ancient processing method of Moschus was extracting kernels from the shell. After removing impurities, it is ground and used as medicine. Because its composition is not suitable for heating, the processing method is most common in preparations such as grinding into powder and putting into pills or powders, which has the effect of opening up the orifices and refreshing the mind, and it has continued to this day. Based on the research conclusions, it is suggested that the development of famous classical formulas containing Moschus, M. sifanicus, M. moschiferus and M. berezovskii should be used as the origins. According to the processing requirements specified in the original formula, it should be processed and used as medicine, while those without processing requirements should be used as raw products.
4.Analysis of risk prevention behaviors and influencing factors of HIV infection among young students with MSM
Chinese Journal of School Health 2025;46(9):1323-1327
Objective:
To explore the potential category patterns of risk prevention and control behaviors of HIV infection among young students who have sex with men (MSM) and their impact on HIV infection and late detection, aiming to optimize intervention strategies.
Methods:
From September 2017 to December 2024, a total of 1 637 MSM young students in Tianjin were recruited through both online and offline channels. Latent class analysis was applied to classify 11 HIV risk prevention and control behaviors [condom use during the most recent anal sex in the past 6 months, consistent condom use, use of water based lubricants, abstinence from recreational drugs, regular on site professional testing, fixed sexual partners, partner testing, awareness of partner s HIV testing results, testing before sexual activity, nucleic acid testing, and use of pre exposure prophylaxis (PrEP) or post exposure prophylaxis (PEP)]. Multivariate Logistic regression analyzed associations between demographic characteristics/intervention services factors and latent classes. Differences in HIV infection and late detection across behavior patterns were compared.
Results:
HIV risk prevention and control behaviors among MSM students were classified into three latent classes:condom dependent group (38.42%), low prevention group (27.73%), and comprehensive prevention group (33.85%). Students who received condom promotion/testing services were more likely to belong to the comprehensive prevention group ( OR =5.58), while those who received peer education were less likely to the comprehensive prevention group ( OR =0.43) (both P <0.01). Among the MSM student population, the HIV infection rate was 4.83%, with 2.26% of cases detected late. The HIV infection rate (1.45%) and late detection proportion (0.82%) in the comprehensive prevention group were lower than those in the low prevention group (7.89% and 3.83%, respectively) ( χ 2=16.20, 7.31, both P <0.01).
Conclusions
HIV risk prevention and control behaviors among MSM young students exhibit significant heterogeneity. Comprehensive prevention strategies can effectively reduce HIV infection and late detection risks. It is necessary to optimize peer education content and improve the accessibility of diversified prevention measures such as PrEP/PEP to enhance HIV prevention and control.
5.Herbal Textual Research on Stemonae Radix in Famous Classical Formulas
Gang XU ; Li AN ; Xiaomei WANG ; Erhuan WANG ; Yichen YANG ; Cunde MA ; Yang YANG ; Zhilai ZHAN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(21):241-251
This article systematically reviews and verifies the historical evolution of Stemonae Radix from the aspects of name, origin, harvesting and processing, quality and others by consulting ancient and modern literature, in order to provide reference for the development and utilization of famous classical formulas containing this medicinal herb. Stemonae Radix has a long history of application, and it derives its name from its distinctive growth pattern, featuring clusters of ten to several dozen underground tuberous roots. This morphology resembles that of certain plants in the genus Asparagus, leading to historical instances where tuberous roots from genus Asparagus were mistakenly used as Stemonae Radix. After the research, it can be concluded that Stemonae Radix was first recorded in Mingyi Bielu, and throughout history, Baidu has been recognized as its official name, though it also bears alternative names such as Baibing, Pofucao and Ye Tianmendong. The mainstream sources used throughout history have been the dried tuberous roots of Stemona sessilifolia, S. japonica or S. tuberosa from the family Stemonaceae. This aligns with the 2025 edition of Pharmacopoeia of the People's Republic of China(hereinafter referred to as Chinese Pharmacopoeia). Additionally, Asparagus filicinus and A. officinalis from the genus Asparagus are common sources of confusion with Stemonae Radix. The three primitive plants are mainly distributed in the Yangtze River basin and southern China, exhibiting a wide distribution. Historically, wild harvesting was predominant, but cultivation is now established. In ancient times, the harvesting time was mostly in the second, third, and eighth lunar months, when roots were harvested and dried. Nowadays, it is more common to pick and excavate in the spring and autumn seasons. After excavation, the roots are washed, fibrous roots removed, briefly blanched in boiling water or steamed until no white core remains, and then sun-dried or oven-dried. In ancient times, the processing of Stemonae Radix primarily involved roasting(stir-frying), wine roasting, or raw materials. Modern mainstream processing specifications include two types of raw and honey-roasted products. In terms of quality evaluation of the medicinal materials, ancient criteria of "preferring plump and moist roots" align with modern requirement favoring "thick, robust stems with firm texture". Evaluating quality with authenticity, since the Song dynasty, it has been highly praised to produce in Chuzhou and Hengyang as the best. It was an ancient method of fixing the production area to stabilize the medicinal origin, reflecting the ancient recognition of the therapeutic efficacy of plants belonging to the genus Stemona. The main functions of Stemonae Radix remain consistent throughout history, including relieving coughs, eliminating phlegm and parasites. Based on the research results, it is recommended that when developing famous classical formulas containing the medicinal material Stemonae Radix, the botanical source specified in the 2025 edition of Chinese Pharmacopoeia should be selected. The specific species can be determined according to the distribution of resources and the main production areas, and the origin and corresponding botanical source should be fixed. Processing methods should be chosen based on the prescription requirements. It is recommended to use raw products without specified requirements.
6.Herbal Textual Research on Stemonae Radix in Famous Classical Formulas
Gang XU ; Li AN ; Xiaomei WANG ; Erhuan WANG ; Yichen YANG ; Cunde MA ; Yang YANG ; Zhilai ZHAN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(21):241-251
This article systematically reviews and verifies the historical evolution of Stemonae Radix from the aspects of name, origin, harvesting and processing, quality and others by consulting ancient and modern literature, in order to provide reference for the development and utilization of famous classical formulas containing this medicinal herb. Stemonae Radix has a long history of application, and it derives its name from its distinctive growth pattern, featuring clusters of ten to several dozen underground tuberous roots. This morphology resembles that of certain plants in the genus Asparagus, leading to historical instances where tuberous roots from genus Asparagus were mistakenly used as Stemonae Radix. After the research, it can be concluded that Stemonae Radix was first recorded in Mingyi Bielu, and throughout history, Baidu has been recognized as its official name, though it also bears alternative names such as Baibing, Pofucao and Ye Tianmendong. The mainstream sources used throughout history have been the dried tuberous roots of Stemona sessilifolia, S. japonica or S. tuberosa from the family Stemonaceae. This aligns with the 2025 edition of Pharmacopoeia of the People's Republic of China(hereinafter referred to as Chinese Pharmacopoeia). Additionally, Asparagus filicinus and A. officinalis from the genus Asparagus are common sources of confusion with Stemonae Radix. The three primitive plants are mainly distributed in the Yangtze River basin and southern China, exhibiting a wide distribution. Historically, wild harvesting was predominant, but cultivation is now established. In ancient times, the harvesting time was mostly in the second, third, and eighth lunar months, when roots were harvested and dried. Nowadays, it is more common to pick and excavate in the spring and autumn seasons. After excavation, the roots are washed, fibrous roots removed, briefly blanched in boiling water or steamed until no white core remains, and then sun-dried or oven-dried. In ancient times, the processing of Stemonae Radix primarily involved roasting(stir-frying), wine roasting, or raw materials. Modern mainstream processing specifications include two types of raw and honey-roasted products. In terms of quality evaluation of the medicinal materials, ancient criteria of "preferring plump and moist roots" align with modern requirement favoring "thick, robust stems with firm texture". Evaluating quality with authenticity, since the Song dynasty, it has been highly praised to produce in Chuzhou and Hengyang as the best. It was an ancient method of fixing the production area to stabilize the medicinal origin, reflecting the ancient recognition of the therapeutic efficacy of plants belonging to the genus Stemona. The main functions of Stemonae Radix remain consistent throughout history, including relieving coughs, eliminating phlegm and parasites. Based on the research results, it is recommended that when developing famous classical formulas containing the medicinal material Stemonae Radix, the botanical source specified in the 2025 edition of Chinese Pharmacopoeia should be selected. The specific species can be determined according to the distribution of resources and the main production areas, and the origin and corresponding botanical source should be fixed. Processing methods should be chosen based on the prescription requirements. It is recommended to use raw products without specified requirements.
7.Herbal Textual Research on Tribuli Fructus and Astragali Complanati Semen in Famous Classical Formulas
Jiaqin MOU ; Wenjing LI ; Yanzhu MA ; Yue ZHOU ; Wenfeng YAN ; Shijun YANG ; Ling JIN ; Jing SHAO ; Zhijia CUI ; Zhilai ZHAN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(22):241-251
By systematically combing ancient and modern literature, this paper examined Tribuli Fructus and Astragali Complanati Semen(ACS) used in the famous classical formulas from the aspects of name, origin, production area, harvesting and processing, clinical efficacy, so as to provide a basis for the development of famous classical formulas containing such medicinal materials. The results showed that the names of Tribuli Fructus in the past dynasties were mostly derived from its morphology, and there were nicknames such as Baijili, Cijili and Dujili. The name of ACS in the past dynasties were mostly originated from its production areas, and there were nicknames such as Baijili, Shayuan Jili and Tongjili. Because both of them had the name of Baijili, confusion began to appear in the Song dynasty. In ancient and modern times, the main origin of Tribuli Fructus were Tribulus terrestris, and ancient literature recorded the genuine producing areas of Tribuli Fructus was Dali in Shaanxi and Tianshui in Gansu, but today it is mainly cultivated in Anhui and Shandong. The fruit is the medicinal part, harvested in autumn throughout history. There is no description of the quality of Tribuli Fructus in ancient times, and the plump, firm texture, grayish-white color is the best in modern times. Traditional processing methods for Tribuli Fructus included stir-frying and wine processing, while modern commonly used is purified, fried and salt-processed. The ancient records of Tribuli Fructus were spicy, bitter, and warm in nature, with modern research adding that it is slightly toxic. The main effects of ancient and modern times include treating wind disorders, improving vision, promoting muscle growth, and treating vitiligo. The mainstream base of ACS used throughout history is Astragalus complanatus. Ancient texts indicated ACS primarily originated from Shaanxi province. Today, the finest varieties come from Tongguan and Dali in Shaanxi. The medicinal part is the seed, traditionally harvested in autumn. Modern harvesting occurs in late autumn or early winter, followed by sun-drying. Ancient texts valued seeds with a fragrant aroma as superior, while modern standards prioritize plump, uniform and free of impurities. Traditional processing methods for ACS included frying until blackened and wine-frying, while modern practice commonly employs purification methods. In terms of medicinal properties, the ancient and modern records are sweet and warm in nature. Due to originally classified under Tribuli Fructus, its effects were thus regarded as equivalent to those of Tribuli Fructus, serving as the medicine for treating wind disorders, additional functions included tonifying the kidneys and treating vitiligo. The present record of its efficacy is to tonify the kidney and promote Yang, solidify sperm and reduce urine, nourish the liver and brighten the eye, etc. Based on the textual research results, it is suggested that when developing the famous classical formulas of Tribuli Fructus medicinal materials, we should pay attention to the specific reference object of Baijili, T. terrestris and A. complanatus should be identified and selected, and the processing method should be in accordance with the requirements of the formulas.
8.Potential utility of albumin-bilirubin and body mass index-based logistic model to predict survival outcome in non-small cell lung cancer with liver metastasis treated with immune checkpoint inhibitors.
Lianxi SONG ; Qinqin XU ; Ting ZHONG ; Wenhuan GUO ; Shaoding LIN ; Wenjuan JIANG ; Zhan WANG ; Li DENG ; Zhe HUANG ; Haoyue QIN ; Huan YAN ; Xing ZHANG ; Fan TONG ; Ruiguang ZHANG ; Zhaoyi LIU ; Lin ZHANG ; Xiaorong DONG ; Ting LI ; Chao FANG ; Xue CHEN ; Jun DENG ; Jing WANG ; Nong YANG ; Liang ZENG ; Yongchang ZHANG
Chinese Medical Journal 2025;138(4):478-480
9.Correlation between blood pressure trajectory and hearing threshold among workers exposed to occupational noise in a city's rail transit enterprise
Hongting ZHAN ; Qia WANG ; Xinmei CHEN ; Zhiping LIANG ; Cong LI ; Danyan CAO ; Aichu YANG ; Minghui XIAO
Journal of Environmental and Occupational Medicine 2025;42(6):724-731
Background Hypertension is one of the chronic diseases with the highest prevalence in China, and a history of hypertension may potentially exacerbate hearing loss. Investigating the association between long-term blood pressure trends and hearing thresholds could contribute to hearing protection efforts for occupationally noise-exposed populations. Objective By investigating hearing thresholds and blood pressure levels among occupationally noise-exposed workers in an urban rail transit enterprise, and conducting a comprehensive analysis of the association between long-term blood pressure changes and hearing thresholds, to provide data references for health management strategies targeting occupationally noise-exposed workers. Methods Workers exposed to occupational noise at a rail transit enterprise were enrolled as study subjects and underwent pure-tone audiometry. Group-based trajectory modeling was employed to identify blood pressure trajectories. Categorical data were compared using chi-square tests, while normally distributed continuous variables were analyzed via t-tests and analysis of variance (ANOVA). Generalized linear mixed models (GLMMs) were subsequently applied toexamine associations between these trajectory groups and high-frequency hearing thresholds. Results Among 2 002 occupationally noise-exposed workers, the median (P25, P75) age was 32 (28, 35) years, with a median (P25, P75) working tenure of 7 (3, 10) years. In 2019, the positive hypertension rate was 9.04%, with a mean systolic blood pressure (SBP) of (122.97±11.60) mmHg and a mean diastolic blood pressure (DBP) of (76.37±9.02) mmHg. The hearing loss prevalence was 10.1%, showing bilateral high-frequency average hearing thresholds of (17.18±8.71) dB and speech-frequency average thresholds of (13.79±3.46) dB. Three distinct trajectory groups were identified for both SBP and DBP. Compared with other trajectory groups, the high-stable DBP group exhibited significantly higher hearing loss prevalence (χ2=6.34, P=0.042) and elevated high-frequency hearing thresholds (all Ps<0.05). Specifically, within the 30-39 age subgroup, the moderate-stable DBP group demonstrated 1.96 dB lower high-frequency thresholds than the high-stable group [β(95%CI): −1.96 (−3.61, −0.32), P=0.020]. Conclusion Among occupationally noise-exposed workers in a municipal rail transit enterprise, DBP trajectories demonstrated a positive association with high-frequency hearing thresholds. Notably, in young and middle-aged occupationally noise-exposed populations, DBP may exert a more critical influence than SBP on the progression of hearing loss.
10.Herbal Textual Research on Dioscoreae Hypoglaucae Rhizoma, Dioscoreae Spongiosae Rhizoma, Smilacis Chinae Rhizoma and Smilacis Glabrae Rhizoma in Famous Classical Formulas
Li LU ; Yichen YANG ; Erhuan WANG ; Hui CHANG ; Li AN ; Shibao WANG ; Cunde MA ; Zhilai ZHAN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(5):218-247
This article systematically reviews and verifies the medicinal materials of Dioscoreae Hypoglaucae Rhizoma(DHR), Dioscoreae Spongiosae Rhizoma(DSR), Smilacis Chinae Rhizoma(SCR) and Smilacis Glabrae Rhizoma(SGR) from the aspects of name, origin, producing area, quality, harvesting, processing and efficacy by consulting historical literature, in order to provide reference for the development and utilization of famous classical formulas containing the four medicinal materials. DHR, DSR, SCR and SGR have a long history of application as medicinal materials. However, due to their similar growth environment and medicinal properties, as well as their functions of promoting dampness, dispelling wind and removing numbness, there have been instances of homonymous foreign objects and homonymous synonyms throughout history, resulting in confusion of the origin. Therefore, it is necessary to conduct comparative analysis and systematic research for clarifying the historical development and changes of the four, in order to provide a basis for safe and effective medication. According to research, Bixie was first recorded in Shennong Bencaojing and has been historically known as Baizhi, Chijie, Zhumu, and other aliases. From ancient times to the mid-20th century, there has always been a situation where the rhizomes of Dioscorea plants and Smilax plants, and even the rhizomes of Heterosmilax plants, were mixed together to be used as medicinal herbs for Bixie. However, since the Tang dynasty, it has been clearly advocated that the rhizomes of Dioscorea plants have excellent quality and have been the mainstream throughout history. The 2020 edition of Chinese Pharmacopoeia categorized it into two types of medicinal herbs(DHR and DSR). Among them, the origin of DHR is the dry rhizomes of Dioscorea hypoglauca, and the origins of DSR are the dry rhizomes of D. spongiosa and D. futschauensis. In ancient times, due to different types, the corresponding production areas of DHR and DSR were also different. Nowadays, They are mainly produced in the southern region of the Yangtze River. Since the Tang dynasty, the quality of Bixie has been characterized by its white color and soft nature. In modern times, it has been summarized that those with white color, large and thin pieces, powdery texture, tough and elastic texture, and neat and unbreakable are the best. The harvesting times of DHR and DSR are in spring or autumn, with the best quality harvested in autumn. The mainstream processing methods of them are slicing and then using the raw products or wine-processed products. SCR was first recorded in Mingyi Bielu and has been known as Jinganggen, Tielingjiao, Tieshuazi, and other aliases in history. The mainstream source is the dry rhizomes of Smilax china in the past dynasties, with the best quality being those that are tough and rich in powder. The harvesting time is from the late autumn to the following spring, and the main processing method throughout history has been slicing for raw use. SGR was first recorded under the item of Yuyuliang in Variorum of Shennong's Classic of Materia Medica. It was listed as an independent medicinal material from Bencao Gangmu. In history, there were such aliases as Cao Yuyuliang, Lengfantuan, Xianyiliang, Tubixie, etc. The main source of the past dynasties was dry rhizomes of S. glabra. In history, there have also been instances of multiple plants belonging to the same genus, and even cases of mixing the rhizomes of plants in the genus Heterosmilax. It is mainly produced in Guangdong, Hunan, Hubei, Zhejiang, Sichuan, Anhui and other regions, its quality has been summarized as large in size, powdery in texture, with few veins, and light brown in cross-section since modern times. The harvesting time is in spring or autumn, and the main processing method throughout history has been slicing for raw use. DHR, DSR, SCR and SGR all have the effects of promoting dampness, dispelling wind, relieving rheumatism and detoxifying. However, their detoxification abilities are ranked as follows:SGR>SCR>Bixie(DHR and DSR). Especially for the treatment of limb spasms, arthralgia and myalgia, scrofula, and scabies caused by syphilis and mercury poisoning, SGR has a unique effect. Based on the research results, DHR is recommended to develop the famous classical formulas containing Bixie as the first choice for medicinal herbs. It should be harvested in autumn, sliced thinly while fresh, and processed according to the requirements of the famous classical formulas, without any requirements for raw use. Selecting the rhizomes of S. china, harvested in late autumn, and thinly sliced while fresh. If there are no special processing requirements in the formulas, use it raw. Selecting the rhizomes of S. glabra, it is harvested in autumn and thinly sliced while fresh. If there are no special processing requirements in the formulas, raw products can be used.


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