This formula is Dong Xi-yuan's Qing dynasty modification of Zhu Dan-xi's Yuan dynasty Bao He Wan (Protect Harmony Pills). This formula also incorporates the main ingredients of Er Chen Tang (Two Aged [Ingredients] Decoction) from the Song dynasty Tai Ping Hui Min He Ji Ju Fang (Tai Ping Imperial Grace Formulary). Blue Poppy's version is a 10:1 extract in glycerine tincture form.

Pattern discrimination:

Food stagnation with stomach heat.