[Studies and reports of Chinese cut crude drug's dosage in clinical prescription of (section of medical department)].

OBJECTIVE: Study the actual dosage of clinical prescription in medical department of traditional Chinese medicine (TCM), and offer the consummate data for formulating the dosage standard of Chinese cut crude drug. METHOD: We made use of the methods of stratified sampling and random sampling to investigate 269 882 broth prescriptions of Medical Department of TCM in 21 various hospitals, 18 provinces, and constructed the database, then applied Weka KDD software to analyze. RESULT: We identified the frequency and clinical dosage intervals of 300 drugs, and the practical dosage of 155 drugs which dose has difference between in the actuality and in the pharmacopoeia. Most of drug's dosage centralized the four intervals: (3-6], (9-12], (12-15], (18-21], and the concrete dosage were 3, 6, 10, 12, 15, 20 g, etc. CONCLUSION: The dosages in the pharmacopoeia are not coincided with the practical dosages in internal medicine, and demand to revise. This paper will offer the consummate data for formulating the new dosage standard.

[Rethinking on application of "syndrome differentiation through formula effect assessment"].

By summarizing the state of application of "syndrome differentiation through formula effect assessment", it was pointed out that several problems exist in this kind of study, mainly the irrational setting of experimental control group, over simplified pharmacodynamic indexes, and negligence of study on "correspondence between drug and disease", etc. The authors proposed accordingly the thinking methods and strategy in the study on "syndrome differentiation through formula effect assessment" should be setting control properly, taken "correspondence between disease and syndrome" as the key point, and to define clearly the criteria for evaluating the efficacy of formula as the premise.

[Discussion on method of synthetic assessment for threaten and priority conservation of medicinal plants].

According to the resource of medicinal plant's present situation and characteristic, we took the primary discussion on the method of synthetic assessment to the threat and priority conservation of medicinal plants, and constituted the corresponding system of synthetic assessment, regarding four aspects: coefficience of value, coefficience of distribution, coefficience of biology, coefficience of present situation, etc., and fifteen minor terms as standards.