微丸是同仁堂傳統特色制劑，均采用傳統手工制作，一是傳承清宮用藥標準，選用“上等、純潔、地道”的藥材;二是制作工藝精良，藥材鑒別炮炙技藝、粉碎與細料套研技藝都十分“講究”。此外，微丸劑型的品種丸藥都極其微小，制作起來難度極大，起模子時所用的藥粉量要計算的非常準確，所用粘合劑的量也要把控精準。
Pellets are a traditional characteristic preparation of Tongrentang, which are all made by traditional hand. First, inherit the medication standard of the Qing palace and select "superior, pure and authentic" medicinal materials; Second, the production technology is excellent, and the medicinal material identification, firing technology, crushing and fine material research technology are very "exquisite". In addition, the varieties of pellets are extremely small and difficult to make. The amount of powder used in mold lifting should be calculated very accurately, and the amount of adhesive used should also be controlled accurately.
