Evodia Decoction

傷寒論

-- If eating grain causes a desire to vomit, it belongs to Yangming; Wuzhuyu Tang governs it. If after taking the decoction it becomes worse, it belongs to the upper burner. (Shang Han Lun (Treatise on Cold Damage)) -- For vomiting with chest fullness, Wuzhuyu Tang governs it. (Jin Gui Yao Lue (Essential Prescriptions of the Golden Cabinet)) -- For Shaoyin disease with vomiting and diarrhea, cold reversal of the hands and feet, and agitation and restlessness as if about to die, Wuzhuyu Tang governs it. (Shang Han Lun (Treatise on Cold Damage)) -- For dry vomiting, spitting of saliva and froth, and headache, Wuzhuyu Tang governs it. (Shang Han Lun (Treatise on Cold Damage))

Evodia 1 sheng (washed); Ginseng 3 liang; Fresh Ginger 6 liang (cut); Jujube 12 pieces (split). For the above four ingredients, use 7 sheng of water, decoct to obtain 2 sheng, remove the dregs, and take 7 ge warm. Three doses per day. (Shang Han Lun (Treatise on Cold Damage))

Use 7 sheng of water, decoct to obtain 2 sheng, remove the dregs. Take 7 ge warm, three times per day. (Modern usage: decoct nine bowls of water down to three bowls, and take warm in three divided doses.)

湯劑

Warm the middle and supplement deficiency, descend counterflow and stop vomiting.

Stomach deficiency cold pattern. Desire to vomit upon eating, chest and diaphragm fullness and oppression, acid regurgitation and gastric upset, or epigastric pain. Jueyin headache, dry heaving, vomiting of frothy saliva. Shaoyin vomiting and diarrhea, cold limbs, severe restlessness.

If vomiting is relatively severe: add raw Pinellia ternata: 10. -- Vomiting water, dizziness: add raw Pinellia ternata: 10, Poria: 15. -- Headache, dizziness, gastric distention, and splashing sound in the stomach: add Poria: 15, Cassia twig: 10, Atractylodes macrocephala (white): 10, prepared licorice: 10.

This formula is contraindicated for vomiting due to stomach heat, vomiting due to yin deficiency, or headache due to liver yang rising.