What is a prescription?

There are two medical concepts in the history of traditional Chinese medicine: ancient prescription and proven prescription, which are basically defined by time. The former is generally defined by the prescription science before the Qing Dynasty, which mainly refers to the prescription science recorded in ancient medical books, the pharmacy and disease diagnosis methods developed from the prescription science, and the Chinese patent medicine industry includes pills and sprays; The latter time is defined as medicine and prescription after Qing dynasty, which mainly refers to the pharmaceutical prescriptions, methods and prescriptions for diagnosing diseases summarized by scholars engaged in traditional Chinese medicine in clinical practice. The Chinese patent medicine industry not only has pills and sprays, but also capsules.