"Compendium of Materia Medica" Ming Dynasty physician Li more than 30 years of painstaking efforts.
Calendar interest in sharing the book had more than 190 million words, recorded 1,892 kinds of drugs, organized into 60 categories.
The 374 kinds of Li new drug. Drawing 1,100 pieces, with more than 11,000 prescription.
It is a summary of the pharmacology of thousands of years to the motherland.
The Pharmacopoeia, whether from rigorous scientific classification, or from the point of view it contains a large number of drugs and smooth and vivid writing, far more than any one of the ancient Materia Medica writings.