Classical formulae are regarded as the effective method to treat the acute,severe and complex diseases.But nowadays,Chinese medicine practioners seldom use Chinese medicine classical formulae to treat the acute and severe diseases.Most of the cases were treated with integrated Chinese medicine and western medicine,which covers Chinese medicine′s advantages in treating acute and severe diseases.Among the many reasons,the most prominent one is the dosage.Therefore,the author put up the issue of utilizing the characteristics of Chinese medicine to treat acute,severe and complex diseases,to explore the original dosages of the “classical formulae” system and thus establish an international standard for classical formula dosages,based on the study of Chinese medicine with over 40 years of clinical experience.Conclusion:Appropriate dosage is the way to get clinical curative effect of Chinese medicine especially for severe and acute diseases.Nowadays,in China′s Chinese medicine pharmacopoeia,the limitation on dose used in clinical practice has greatly restricted the reasonable and effective use of Chinese medicine.Therefore,adjusting dose according to clinical circumstances can make way for Chinese medicine′s healthy development.