1. The prescriptions are sourced from ancient Chinese medical texts such as "Treatise on Cold Damage," "Golden Guide to Essentials," and "Collected Explanations of Medical Prescriptions," which provide detailed descriptions of the composition, primary indications, and instructions for various Chinese medicines.
2. Keyword search, dosage type classification, and bookmarking are provided.
3. "Treatise on Cold Damage" and "Golden Guide to Essentials" were written by Zhang Zhongjing of the Eastern Han Dynasty. They are the first Chinese clinical works on Chinese medicine to fully integrate the principles, methods, prescriptions, and medications, linking theory with practice. They are considered classics of internal medicine in Chinese medicine.
4. "Collected Explanations of Medical Prescriptions" is a Chinese medical prescription book compiled by the Qing Dynasty physician Wang Ang. It excerpts previous interpretations of prescription and drug combinations and describes the indications, drug combinations, and addition and subtraction methods for each prescription.