After feeling the page, Fang Qiu found that there were many ancient prescriptions hidden in this treasure book. Therefore, he pored over only the first few prescriptions and changed the old measuring unit, such as qian, liang, into gram, which was used by modern people. Then, he looked through the rest of the ancient prescriptions below and thought of the conditions for making medicine addressed above. From a modern perspective, the first condition was very easy to fulfill. As long as he found an adult man to make the medicine, it would do. As for the second condition, it was obvious that he needed to keep the medicine away from impurities. The third one talked about the age of the main component. As a Chinese Medicine doctor, Fang Qiu naturally understood that the older the component

