1.Headache due to reverting yīn (jué yīn) disease in cold damage, characterized by headache and neck pain, dry retching, ejection of foaming drool, and reversal cold of the limbs.
Medicinal therapy: Treat with Evodia Decoction (吴茱萸汤wú zhū yú tāng).
Acumoxatherapy: Select GV-20 (Hundred Convergences, 百会 bǎi huì), CV-12 (Center Stomach Duct, 中脘 zhōng wǎn), and ST-36 (Leg Three Lǐ, 足三里 zú sān lǐ); needle with drainage and add moxa. Apply moxa at LR-1 (Large Pile, 大敦 dà dūn).
2.Headache located on the reverting yīn (jué yīn) channel (i.e., the vertex), for which evodia (Evodiae Fructus, 吴茱萸wú zhū yú) can be used as a channel conductor.