Major Pinellia Decoction

金匱要略

-- For stomach reflux with vomiting, Da Banxia Tang governs it. (Jin Gui Yao Lue (Essential Prescriptions of the Golden Cabinet))

Banxia two sheng (used after washing), Renshen three liang, white honey one sheng. For the above three ingredients, use one dou and two sheng of water, mix with the honey and agitate it two hundred forty times; decoct to obtain two and a half sheng. Take one sheng warm; divide the remainder and take again. (Shang Han Za Bing Lun)

Use one dou and two sheng of water, mix with the honey and agitate it two hundred forty times; decoct the medicine to obtain two and a half sheng. Take one sheng warm; divide the remainder and take again.

湯劑

Harmonizes the stomach and descends rebellion; boosts qi and moistens dryness.

Stomach reflux with vomiting: eating in the morning and vomiting in the evening, or eating in the evening and vomiting in the morning.

If there is middle Yang weakness, or kidney Yang insufficiency, decline of Mingmen fire, relatively marked internal cold, with pale complexion, cold limbs, and soreness and weakness of the lower back and knees, this formula should not be used.